Track Free for Dev Updates Weekly

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

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[ Daily / Weekly / Overview ]

Nov 21 - Nov 27, 2022

Design Inspiration

• Landings - [Web Screenshots] Find the best landing pages for your design inspiration based on your preference.

Analytics, Events and Statistics

• Hightouch - Hightouch is a Reverse ETL platform that helps you sync your customer data from your data warehouse to your CRM, marketing, and support tools. Free tier that offers you one destination to sync data to.

• Beampipe.io - Beampipe is simple, privacy-focussed web analytics. free for up to 5 domains & 10k monthly page views.

Other Free Resources

• SETools.xyz — This website provide free tools for developers and everyone. We are having tools like base64 encoder, URL Encoder, character counter, SHA256, MD5 Hash.

• QR Code Robot — Free QR Code Generator. Offers possibilty to generate a QR Code for a webpage, sms, email, wifi auth or free text. Plans to offer also a generator for file sharing (pdf, mp3, video) and also a scan tracking of QR code.

Nov 14 - Nov 20, 2022

BaaS

• convex.dev - Reactive backend as a service, hosting your data (documents with relationships & serializable ACID transactions), serverless functions, and websockets to stream updates to various clients. Free for small projects - up to 1M records, 5M function calls per month.

Nov 07 - Nov 13, 2022

IDE and Code Editing

• GitPod — Instant, ready-to-code dev environments for GitHub projects. Free tier includes 50 hours/month.

Oct 31 - Nov 06, 2022

APIs, Data and ML

• Webhook Store - Tool for storing third party webhooks and debug them on localhost (ngrok style). Open source and self-hostable. Free personal domain username.github.webhook.store, free public domains anything.webhook.store.

Monitoring

• appspector.com - Mission control, for remote iOS/Android/Flutter debugging. Free for small traffic usage (64MB of logs).

Domain

• is-an.app (⭐28) - Free .is-an.app and .1bt.uk subdomains (wildcards, A, NS, AAAA, CNAME, TXT records are supported).

Oct 24 - Oct 30, 2022

APIs, Data and ML

• Data Fetcher - Connect Airtable to any application or API with no-code. Postman-like interface for running API requests in Airtable. Pre-built integrations with dozens of apps. The free plan includes 100 runs per month.

Web Hosting

• DigitalOcean - Build and deploy 3 static sites for free on the App Platform Starter tier.

Oct 17 - Oct 23, 2022

APIs, Data and ML

• JSON2Video - A video editing API to automate video marketing and social media videos, programmatically or with no-code.

Authentication, Authorization and User Management

• asgardeo.io - Seamless Integration of SSO, MFA, passwordless auth and more. Includes SDKs for frontend and backend apps. Free up to 1000 MAUs and 5 identity providers.

• auth0.com — Hosted free for development SSO. Up to 2 social identity providers for closed-source projects.

• Authgear - Bring Passwordless, OTPs, 2FA, SSO to your apps in minutes. All Front-end included. Free up to 5000 MAUs.

• Authress — Authentication login and access control, unlimited identity providers for any project. Facebook, Google, Twitter and more. First 1000 API calls are free.

• Authy - Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications.

• Clerk.dev — User management, auth, 2FA/MFA with prebuilt UI components. Free up to 500 monthly active users.

• duo.com — Two-factor authentication (2FA) for website or app. Free for 10 users, all authentication methods, unlimited, integrations, hardware tokens.

• Jumpcloud — Provides directory as a service similar to Azure AD, user management, single sign-on, and RADIUS authentication. Free for up to 10 users.

• LoginRadius — Managed User Authentication service for free. Email registration and 3 social providers.

• logintc.com — Two-factor authentication (2FA) by push notifications, free for 10 users, VPN, Websites and SSH

• MojoAuth - MojoAuth makes it easy to implement Passwordless authentication on your web, mobile or any application in minutes.

• Okta — User management, authentication and authorization. Free for up to 1000 monthly active users.

• onelogin.com — Identity as a Service (IDaaS), Single Sign-On Identity Provider, Cloud SSO IdP, 3 company apps and 5 personal apps, unlimited users

• Ory - AuthN/AuthZ/OAuth2.0/Zero Trust managed security platform. Forever free developer accounts with all security features, unlimited team members, 200 daily active users, and 25k/mo permission checks.

• SuperTokens - Open source user authentication that natively integrates into your app - enabling you to get started quickly while controlling the user and developer experience. Free for up to 5000 MAUs.

• Warrant — Hosted enterprise-grade authorization and access control service for your apps. Free tier includes 1 million API requests per month and 1,000 authz rules.

• ZITADEL Cloud — A turnkey user and access management that works for you and supports multi tenant (B2B) use cases. Free for up to 25'000 authenticated requests, with all security features (no paywall for OTP, Passwordless, Policies and so on).

BaaS

• engagespot.co — Notification infrastructure for developers. Free for upto 100 monthly active users.

Domain

• Dee.al — Free .dee.al,.gal.aw,.devz.id instant domain for your blog site & Other, ENJOY

DBaaS

• filess.io - filess.io is a platform where you can create 1 database of the following DBMS for free: MySQL, MariaDB, MongoDB, PostgreSQL.

Game Development

• Game Icons - Free styleable SVG/PNG icons provided under CC-BY license.

Oct 10 - Oct 16, 2022

DBaaS

• codehooks.io — JavaScript serverless API/backend and database service with functions, Mongdb-ish queries, key/value lookups, a job system and a message queue. 1 instance free per project, 5000 records and 5000 calls/month free, 3 developers included. No credit-card required.

Design and UI

• Branition - Hand curated color pallets best fitted for brands.

Analytics, Events and Statistics

• Flagsmith - Release features with confidence; manage feature flags across web, mobile, and server side applications. Use our hosted API, deploy to your own private cloud, or run on-premise

Oct 03 - Oct 09, 2022

APIs, Data and ML

• Volca - Free API providing lists of technologies such as programming languages and database systems. Unlimited free requests.

Tools for Teams and Collaboration

• Hackmd.io - Real time collaboration & writing tool for markdown format docs/files. Like GoogleDocs but for markdown files. Free unlimited number of "notes", but number of collaborators (invitee) for private notes & template will be limited.

Security and PKI

• CyberChef — A simple, intuitive web app for analysing and decoding/encoding data without having to deal with complex tools or programming languages. Like a swiss army knife of cryptography & encryption. All features are free to use, no limit. Open source, if you wish to self-host.

Search

• CommandBar - Unified Search Bar as-a-service, web based UI widget/plugin that allows your users to search contents, navigations, features, etc. within your product, which helps discoverability. Free for up-to 1000 Monthly Active Users, unlimited commands.

Email

• Proton Mail - Free secure email account service provider with built-in end-to-end encryption. Free 1GB storage.

• Tutanota - Free secure email account service provider with built-in end-to-end encryption, no ads, no tracking. Free 1GB storage. Which also partially open source (⭐5k), so you can opt to self-host.

DBaaS

• Planetscale - PlanetScale is a MySQL compatible, serverless database platform powered by Vitess, 1 databases for free with 1 Production branch and 1 Development branch, 5GB storage, 1 Billion rows read/mo per database, and 10 Million rows written/mo per database.

Storage and Media Processing

• AndroidFileHost - Free file sharing platform with unlimited speed, bandwidth, file count, download count, etc. Mainly aimed for Android dev related files like APK build, custom ROM & modifications, etc. But seems to accept any other files as well.

• freetools.site — Free online tools. Convert or edit documents, images, audio, video and more.

• GoFile.io - Free file sharing and storage platform, can be used via web based UI & also API. unlimited file size, bandwidth, download count, etc. But when a file becomes inactive (no download for more than 10 days), it will be deleted.

Design and UI

• Wdrfree SVG - Black and White Free SVG Cut files.

Game Development

• 3DModelsCC0 - Library of public domain 3D models made for game development.

Sep 26 - Oct 02, 2022

APIs, Data and ML

• PromptLoop - Use AI and large language models like GPT-3 with a single simple spreadsheet formula to tranform, comprehend, and analyze text in Google Sheets. First 2,000 credits free each month.

CI and CD

• Make — Workflow automation tool which lets you connect apps and automate workflows using UI, it supports many apps and most popular APIs. Free for public GitHub repositories, and free tier with 100 Mb, 1000 Operations and 15 minutes of minimum interval.

Security and PKI

• Escape GraphQL Quickscan - One-click security scan of your GraphQL endpoints. Free, no login required.

DBaaS

• bit.io — Managed PostgreSQL database service. 3 database, 3GB storage per database, 1 CPU and 1GB Memory (burst), 1B rows queried per month

Issue Tracking and Project Management

• Kiter.app - Let's anyone organize their job search and keep track of interviews, opportunities, and connections. Powerful web app and chrome extension. Completely free.

Design and UI

• freeforcommercialuse.net — FFCU Worry-free model/property release stock photos

Sep 19 - Sep 25, 2022

APIs, Data and ML

• DynamicDocs - Generate PDF documents with JSON to PDF API based on LaTeX templates. Free plan allows 50 API calls per month and access to a library of templates.

Forms

• Form-Data - No-code forms backend. Spam filter, email notification and auto-respond, webhooks, zapier, redirects, AJAX or POST and more. Free plan offers unlimited forms, 20 submissions/month and additional 2000 submissions with Form-Data badge.

• Formester.com - Share and embed unique-looking forms on your website—no limits on the number of forms created or features restricted by the plan. Get up to 100 submissions every month for free.

PaaS

• Napkin - FaaS with 500Mb of memory, a default timeout of 15 seconds and 25,000 free API calls/month, rate-limited to 5 calls/second.

• Porter - a fully-managed PaaS that lets teams automate DevOps. The free basic tier for porter cloud offers management of 1 cluster with up to 10 vCPU and 20 GB memory.

Design and UI

• TeleportHQ - Low-code Front-end Design & Development Platform. TeleportHQ is the collaborative front-end platform to create and publish your headless static websites instantly. 3 free projects, unlimited collaborators, free code export.

Sep 12 - Sep 18, 2022

PaaS

• WayScript- WayScript is an internal developer platform (IDP) that allows software engineers to self-serve secure, cloud based (Docker + k8s) developer environments at any time. Remove the need to get resources provisioned on a one off basis. Quickly build tools, apps, APIs, dashboards, schedule cron tasks and more. 100 hours of free runtime per month.

Sep 05 - Sep 11, 2022

CI and CD

• microtica.com - Spin up environments with ready-made infrastructure components, deploy apps on Kubernetes for free and support your production workloads. Free tier includes 2 services, 100 build minutes/month and 20 deployments/month on a shared Kubernetes Cluster provided by us.

Storage and Media Processing

• internxt.com – Internxt Drive is a zero-knowledge file storage service that's based on absolute privacy and uncompromising security. Sign up and get 10 GB for free, forever!

Design and UI

• okso.app - Minimalistic online drawing app. Allows creating fast sketches and visual notes. Exports sketches to PNG, JPG, SVG, and WEBP. Also installable as PWA. Free to use for everyone (no registration is needed).

Aug 29 - Sep 04, 2022

APIs, Data and ML

• konghq.com — API Marketplace and powerful tools for private and public APIs. With the free tier, some features are limited such as monitoring, alerting and support.

Tools for Teams and Collaboration

• Rocket.Chat - Open-source communication platform with Omnichannel features, Matrix Federation, Bridge with others apps, Unlimited messaging and Full messaging history.

• tldraw.com — Free open source white-boarding and diagramming tool with features such as smart arrows, snapping, sticky notes, and SVG export. Multiplayer mode for collaborative editing. Free official VS Code extension available as well.

CMS

• Forestry.io — Headless CMS. Give your editors the power of Git. Create and edit Markdown-based content with ease. Comes with three free sites that includes 3 editors, Instant Previews. Integrates with blogs hosted on Netlify/GitHubpages/ elsewhere

Issue Tracking and Project Management

• diagrams.net — Online diagrams stored locally, in Google Drive, OneDrive or Dropbox. Free for all features and storage levels

Design and UI

• easyvectors.com — EasyVectors.com is a stock of quality free SVG vector art. Download best vector graphics absolutely for free.

Data Visualization on Maps

• nextbillion.ai - Maps related services: Geocoding, Navigation (Direction, Routing, Route Optimization, Distance Matrix), Maps SDK (Vector, Static, Mobile SDK). Free with specified quota for each services.

Analytics, Events and Statistics

• Cauldron — Analytics open source solution that allows users to aggregate information from multiple collaboration platforms as different types of data sources (Git, Github, Gitlab...). Free tier includes unlimited number of reports.

Screenshot APIs

• Screenshots — Your API for Screenshots. With highly customizable options for capture. Free 100 screenshots/month.

Game Development

• 3Dassets.one - Over 8,000 free/paid 3D models, and PBR materials for making textures.

Other Free Resources

• Utils.fun — All offline daily and development tools based on the browser's computing power, including watermark generation, screen recording, encoding and decoding, encryption and decryption and code formatting, are completely free and do not upload any data to the cloud for processing.

Aug 22 - Aug 28, 2022

APIs, Data and ML

• Einblick - a modern data science platform that brings Python notebooks to a collaborative canvas and includes tools that automate common tasks such as building predictive models (AutoML) or comparing populations. Free tier includes 5 canvases and unlimited collaborators.

• happi.dev - Freemium api services collection (Music, Exchange Rate, Key value store, Language Detection, Password Generator, QRCode Generator, Lyrics). 4000 free API calls per month.

Security and PKI

• Doppler — Universal Secrets Manager for application secrets and config, with support for syncing to various cloud providers. Free for 5 users with basic access controls.

• Dotenv — Sync your .env files, quickly & securely. Stop sharing your .env files over insecure channels like Slack and email, and never lose an important .env file again. Free for up to 3 teammates.

Font

• Bunny
  • Bunny Fonts - All the Google Fonts with Google Fonts drop-in compatible API. Privacy oriented!.
  • Bunny DNS - DNS hosting, 20 million free queries

CDN and Protection

• Gcore
  • CDN — Global content delivery network, 1 TB and 1 million requests per month free.
  • DNS Hosting — Free DNS hosting.

PaaS

• Deno Deploy - Distributed system that runs JavaScript, TypeScript, and WebAssembly at the edge, worldwide. Free tier includes 100,000 requests per day and 100 GiB data transfer per month.

• domcloud.co – Linux hosting service that also provides CI/CD with GitHub, SSH and MariaDB/Postgres database. Free version has 1 GB storage and 1 GB network/month limit and limited to a free domain.

Storage and Media Processing

• Imgbot — Imgbot is a friendly robot that optimizes your images and saves you time. Optimized images mean smaller file sizes without sacrificing quality. It's free for open source.

• kvstore.io — Key-value storage service. Free tier allows 100 keys, 1KB/key, 100 calls/hour

• resmush.it — reSmush.it is a FREE API that provides image optimization. reSmush.it has been implemented on the most common CMS such as Wordpress, Drupal or Magento. reSmush.it is the most used image optimization API with more than 7 billions images already treated, and is still Free of charge.

Aug 15 - Aug 21, 2022

Email

• Takeout - A constantly updated email service that makes sending emails extremely easy. 500 transactional emails/month free.

PaaS

• mogenius - A code-to-cloud platform to easily deploy any service, from static website to advanced microservice architectures. mogenius comes with fully managed hyper-scaling cloud resources, Kubernetes, CI/CD and security from Cloudflare. Free tier includes 0.5 CPU core, 1 GB RAM, 5 GB traffic, 2 GB SSD persistent storage.

Design and UI

• vector.express — Convert your AI, CDR, DWG, DXF, EPS, HPGL, PDF, PLT, PS and SVG vector fast and easily.

Payment and Billing Integration

• Adapty.io – One-stop solution with open-source SDK for mobile in-app subscriptions integration to iOS, Android, React Native, Flutter, Unity, or web app. Free up to $10k monthly revenue.

Aug 08 - Aug 14, 2022

Tools for Teams and Collaboration

• Quidlo Timesheets - A simple timesheet and time tracking app for teams. Free plan has time tracking and generating reports features, it is available for up to 10 users.

Log Management

• humio.com — Free up to 16 GB/day with 7 days retention

Monitoring

• OnlineOrNot.com - OnlineOrNot is a reliable uptime monitor for both JS-based web apps and websites. 5 uptime checks (for static websites and APIs) with a 5 minute interval, 1 browser check with a 15 minute interval. Also provides automated public status pages (with support coming for 3rd party uptime monitoring). Free for up to 3 users, alerts via Slack, Discord, and Email.

Game Development

• LoSpec — Online tools for creating pixel art and other restrictive digital art, lots of tutorials/pallet list available to choose for your games

Aug 01 - Aug 07, 2022

Tools for Teams and Collaboration

• windmill.dev - Windmill is an open-source developer platform to quickly build production-grade multi-steps automations and internal apps from minimal Python and Typescript scripts. Free user you can create and be member of at most 3 non-premium workspaces.

Messaging and Streaming

• Scramjet Cloud Platform Beta - An end-to-end stream processing platform in free beta and offering 15 petabyte-seconds of free compute after the beta ends.

PaaS

• Railway - Railway is an infrastructure platform where you can provision infrastructure, develop with that infrastructure locally, and then deploy to the cloud. 1GB Disk, 512 MB RAM, limited to $5 or 500 hours of usage monthly available for free.

Miscellaneous

• Cronit - Online cronjobs service. Free plan includes 100 job execution per month

Jul 25 - Jul 31, 2022

APIs, Data and ML

• Nordigen — Free open banking data API. PSD2. Connect 2300+ banks with your app/software in EU+UK.

Testing

• katalon.com - Provides a testing platform that can help teams of all sizes at different levels of testing maturity, including Katalon Studio, TestOps (+ Visual Testing free),TestCloud and Katalon Recorder.

Monitoring

• Better Stack - Uptime monitoring, incident management, on-call scheduling/alerting and status pages in a single product. 10 monitors with 3 min check frequency and status pages are included on the free plan.

Crash and Exception Handling

• memfault.com — Cloud platform for device observability and debugging. 100 devices free for Nordic, NXP, and Laird devices.

Forms

• FormKeep.com - Unlimited forms with 50 submissions per month, spam protection, email notification and a drag and drop designer that can export HTML. Additional features include custom field rules, teams and integrations to Google Sheets, Slack, ActiveCampaign and Zapier.

Design and UI

• Superdesigner - A collection of free design tools to create unique backgrounds, patterns, shapes, images, and more with just a few clicks.

Other Free Resources

• WrapPixel — Download High Quality Free and Premium Admin dashboard template created with Angular, React, VueJs, NextJs and NuxtJs!

Jul 18 - Jul 24, 2022

Major Cloud Providers

• Google Cloud Platform
  • App Engine - 28 frontend instance hours per day, 9 backend instance hours per day
  • Cloud Firestore - 1GB storage, 50,000 reads, 20,000 writes, 20,000 deletes per day
  • Compute Engine - 1 non-preemptible e2-micro, 30GB HDD, 5GB snapshot storage (restricted to certain regions), 1 GB network egress from North America to all region destinations (excluding China and Australia) per month
  • Cloud Storage - 5GB, 1GB network egress
  • Cloud Shell - Web-based Linux shell/basic IDE with 5GB of persistent storage. 60 hours limit per week
  • Cloud Pub/Sub - 10GB of messages per month
  • Cloud Functions - 2 million invocations per month (includes both background and HTTP invocations)
  • Cloud Run - 2 million requests per month, 360,000 GB-seconds memory, 180,000 vCPU-seconds of compute time, 1 GB network egress from North America per month
  • Google Kubernetes Engine - No cluster management fee for one zonal cluster. Each user node is charged at standard Compute Engine pricing
  • BigQuery - 1 TB of querying per month, 10 GB of storage each month
  • Cloud Build - 120 build-minutes per day
  • Cloud Source Repositories - Up to 5 Users, 50 GB Storage, 50 GB Egress
  • Google Collab - Free Jupyter Notebooks development environment.
  • Full, detailed list - https://cloud.google.com/free

Messaging and Streaming

• knock.app – Notifications infrastructure for developers. Send to multiple channels like in-app, email, SMS, Slack, and push with a single API call. Free plan includes 10,000 messages/mo.

• webpushr - Web Push Notifications - Free for upto 10k subscribers, unlimited push notifications, in-browser messaging

IaaS

• Idrive e2 - S3 compatibility object storage. 10 GB free storage and 10 GB download bandwidth per month.

Jul 11 - Jul 17, 2022

APIs, Data and ML

• A11yWatch - Powerful web accessibility tool at scale. Free site-wide web acessibility testing and beyond that resets daily.

Tools for Teams and Collaboration

• flat.social - Interactive customizable spaces for team meetings & happy hours socials. Unlimited meetings, free up to 8 concurrent users.

• Sema - Free developer portfolio tool able to consolidate and snapshot contributions across multiple repositories into a single report.

CMS

• GatsbyjsCMS - Gatsby is the fast and flexible framework that makes building websites with any CMS, API, or database fun again. Build and deploy headless websites that drive more traffic, convert better, and earn more revenue!

PaaS

• Cyclic - Fullstack app hosting - Push to Github for build and deploy of Javascript/Node.js apps. Includes: Authentication, Cron jobs, Custom Domains, Database, Storage and Streaming logs. Paid plans include: branch based environments, multi-regional deployments and increased limits.

• Divio - A platform to manage cloud application deploying only using Docker. Available free subscription for development projects, Requires card and no custom domain support.

BaaS

• Supabase — The Open Source Firebase Alternative to build backends. Free Plan offers Authentication, Realtime Database & Object Storage.

IaaS

• C2 Object Storage - S3 compatibility object storage. 15 GB free storage and 15 GB download per month.

Tunneling, WebRTC, Web Socket Servers and Other Routers

• LocalXpose — Reverse proxy that enables you to expose your localhost servers to the internet. Free plan has 15 mintues tunnel life time.

Design and UI

• Canva - Free online design tool to create visual content.

IDE and Code Editing

• Visual Studio Code - Code editor redefined and optimized for building and debugging modern web and cloud applications. Developed by Microsoft.
  • Desktop - (Windows, macOS and Linux).
  • Online - (Browser)

Game Development

• Rive - Community assets as well as create your own game assets using its free plan.

Other Free Resources

• get.localhost.direct — A better *.localhost.direct Wildcard public CA signed SSL cert for localhost development with sub-domain support

• Buttons Generator — 100+ buttons you can use in your project.

Jul 04 - Jul 10, 2022

Artifact Repos

• Gemfury — Private and public artifact repos for Maven, PyPi, NPM, Go Module, Nuget, APT, RPM repositories. Free for public projects.

PaaS

• YepCode - All-in-one platform to connect APIs and services in a serverless environment. It brings all the agility and benefits of NoCode tools, but with all the power of use programming languages. Free tier includes 1.000 yeps.

Jun 27 - Jul 03, 2022

APIs, Data and ML

• DB-IP - Free IP geolocation API with 1k request per IP per day.lite database under CC-BY 4.0 License is free too.

• Hookbin - Create unique (public or private) endpoints to collect, parse, and inspect HTTP requests. Inspect headers, body, query strings, cookies, uploaded files, etc. Useful for testing/inspecting webhook. Similar to RequestBin, and Webhook.site.

Testing

• BugBug - Lightweight test automation tool for web applications. Easy to learn and doesn't require coding. You can run unlimited tests on your own computer for free. For an additional monthly fee, you also get cloud monitoring and CI/CD integration.

Crash and Exception Handling

• elmah.io — Error logging and uptime monitoring for web developers. Free Small Business subscription for open source projects.

Tunneling, WebRTC, Web Socket Servers and Other Routers

• ZeroTier — FOSS managed virtual Ethernet as a service. Unlimited end-to-end encrypted networks of 100 clients on free plan. Clients for desktop/mobile/NA; web interface for configuration of custom routing rules and approval of new client nodes on private networks

Storage and Media Processing

• Shotstack - API to generate and edit video at scale. Free up to 20 minutes of rendered video per month

Jun 20 - Jun 26, 2022

CMS

• InstaWP - Launch a WordPress site in a few seconds. A free tier with: 5 Active Sites, 500 MB Space, 48 hrs Site Expiry.

Design and UI

• css-gradient.com - Free tool to easily generate custom cross browser css gradients. In RGB and HEX format.

Analytics, Events and Statistics

• Splitbee — Track and optimize your online business with Splitbee. Free plan includes up to 2,500 events / month, 6 months retention, 1 x Active A/B Test and 1 x Active Automation.

Remote Desktop Tools

• RustDesk - Open source virtual / remote desktop infrastructure for everyone!

Game Development

• Poly Pizza - Free low poly 3D assets

Jun 13 - Jun 19, 2022

APIs, Data and ML

• Stoplight - Saas for collaborativly designing and documenting for APIs. The free plan offers free design, mocking and documentation tools to get started.

Tools for Teams and Collaboration

• Dyte - The most developer-friendly live video & audio SDK, featuring collaborative plugins to enhance productivity and engagement. The free tier includes 10,000 minutes of live video/audio usage every month.

Email

• mailazy.com — Mailazy is the only simple transactional email service you’ll need. 10500 emails/month free forever (350 emails/day sending limit).

Design and UI

• ColorKit - Create color palettes online or get inspiration from top palettes.

Screenshot APIs

• Httpic.com — Turn any website into jpg, png or pdf. Capture full page screenshots, adjust viewport, inject custom code. Free tier at 150 images / month.

Miscellaneous

• CodeToImage - Create screenshots of code or text to share on social media.

• OnlineExifViewer — View EXIF data online instantly for a photo including GPS location and metadata.

• Sunrise and Sunset - Get sunrise and sunset times for a given longitude and latitude.

Jun 06 - Jun 12, 2022

CI and CD

• Argonaut - Deploy apps and infrastructure on your cloud in minutes. Support for custom and third-party app deployments on Kubernetes and Lambda environments. Free tier allows unlimited apps and deployments for 5 environments and 2 users.

DNS

• sslip.io — Free DNS service that when queried with a hostname with an embedded IP address returns that IP address.

DBaaS

• TiDB Cloud — TiDB is an open source MySQL compatible distributed HTAP RDBMS. TiDB Cloud provides one-year free Developer Tier, 500 MiB of OLTP storage, and 500 MiB of OLAP Storage.

Tunneling, WebRTC, Web Socket Servers and Other Routers

• Hookdeck — Develop, test and monitor your webhooks from a single place. 100K requests and 100K attempts per month with 3 days retention.

May 30 - Jun 05, 2022

APIs, Data and ML

• IP Geolocation API — IP Geolocation API from Abstract - Extensive free plan allowing 20,000 requests per month.

• Frontend Zero to One — Launch an app immediately from your OpenAPI or Swagger spec, see how partners experience your API. Free. Paid tier for customizations and code.

Security and PKI

• seclookup.com - Seclookup APIs can enrich domain threat indicators in SIEM, provide comprehensive information on domain names, improve threat detection & response. Get 50K lookups free here.

IaaS

• Tebi - S3 compatibility object storage.Free 25 GB storage and 250GB outbound transfer.

May 23 - May 29, 2022

Security and PKI

• DAS — Styra DAS Free, Full lifecycle policy management to create, deploy and manage Open Policy Agent(OPA) authorization

Flutter Related and Building IOS Apps without Mac

• FlutLab - FlutLab is a modern Flutter online IDE and the best place to create, debug, and build cross-platform projects. Build iOS (Without Mac) and Android apps with Flutter.

• CodeMagic - Codemagic is a fully hosted and managed CI/CD for mobile apps. You can build, test, deploy with a GUI based CI/CD tool. Free tier offers 500 free minutes/month, and Mac Mini instance with 2.3Ghz and 8gb of RAM.

• FlutterFlow - FlutterFlow is a browser-based drag-and-drop interface to build mobile app using flutter.

Game Development

• itch.io — Free/Paid assets like sprites, tile sets, character packs, ...

• GameDevMarket — Free/Paid assets like 2D, 3D, Audio, GUI.

• OpenGameArt — OpenSource Game Assets like music, sounds, sprites, gifs, ...

• CraftPix — Free/Paid assets like 2D, 3D, Audio, GUI, backgrounds, icons, tile sets, game kits.

• ArtStation - MarketPlace for Free/Paid 2D, 3D assets & audios, icons, tile sets, game kits,..., Also, It can be used for showcasing your art portfolio.

May 16 - May 22, 2022

APIs, Data and ML

• Geekflare API - Geekflare API let you take screenshots, audit websites, TLS scan, DNS lookup, test TTFB, and a lot more. The free plan offers 3000 API requests.

Email

• DNSExit - Up to 2 Email addresses under your domain for free with 100MB of storage space. IMAP, POP3, SMTP, SPF/DKIM support.

May 09 - May 15, 2022

APIs, Data and ML

• file.coffee - A platform where you can store up to 15MB/file (30/MB file with an account).

• Flatirons Fuse - An embeddable CSV and spreadsheet import tool that makes importing data to your website fast, easy, and painless.

• IP2Location.io — Freemium, fast and reliable IP geolocation API to determine geolocation data like city, coordinates, ISP and so on. Free plan is available with 30k credits per month. Subscribe paid plans for more advanced features or contact us for a personalized plan.

• unscan - Free API to scan images for NSFW and files for malware. 100 requests per second.

Log Management

• papertrailapp.com — 48 hours search, 7 days archive, 50 MB/month

Font

• Font of web - Identify all the fonts used on a website and how they are used.

Web Hosting

• fleek.co - Build modern sites and apps on the Open Web and its protocols seamlessly free for, unlimited websites and 50 GB/month bandwidth.

Design and UI

• haikei.app - Haikei is a web app to generate unique SVG shapes, backgrounds, and patterns – ready to use with your design tools and workflow.

IDE and Code Editing

• code.cs50.io - Visual Studio Code for CS50 is a web app at code.cs50.io that adapts GitHub Codespaces for students and teachers.

May 02 - May 08, 2022

Source Code Repos

• chiselapp.com — Unlimited public and private Fossil repositories

APIs, Data and ML

• Hex - a collaborative data platform for notebooks, data apps and knowledge libraries. Free community version with up to 3 authors and 5 projects. One compute profile per author with 4GB RAM.

• Supportivekoala — Allows you to autogenerate images by your input via templates. Free plan allows you to create up to 100 images per week.

• Rapidapi - World’s Largest API Hub Millions of developers find and connect to thousands of APIs, API Development using fun challenges (with solutions!) and interactive examples.

• wolfram.com — Built-in knowledge-based algorithms in the cloud.

• EVA - Free email validator API, which helps to identify whether an email is disposable and having valid MX records.

Font

• Befonts - Provides several unqiue fonts for personal or commercial use.

Web Hosting

• Free Hosting — Free Hosting With PHP 5, Perl, CGI, MySQL, FTP, File Manager, POP E-Mail, free sub-domains, free domain hosting, DNS Zone Editor, Web Site Statistics, FREE Online Support and many more features not offered by other free hosts.

DBaaS

• YugabyteDB - YugabyteDB is a distributed SQL database compatible with PostgresSQL. The cloud free tier is a 2 vCPU, 4GB RAM, 10GB Disk.

IDE and Code Editing

• JSONPlaceholder Some REST API endpoints that return some fake data in JSON format. The source code is also available if you would like to run the server locally.

Browser based hardware emulation written in Javascript

• Jor1k — a OpenRISC virtual machine capable of running Linux with network support.

Apr 25 - May 01, 2022

APIs, Data and ML

• Select Star - is an intelligent data discovery platform that automatically analyzes and documents your data. Free light tier with 1 Data Source, up to 100 Tables and up to 10 Users.

Tools for Teams and Collaboration

• Gather - A better way to meet online. Centered around fully customizable spaces, Gather makes spending time with your communities just as easy as real life. Free for up to 25 concurrent users.

• Livecycle — Livecycle is an inclusive collaboration platform that makes workflows frictionless for cross-functional product teams and open source projects.

Email

• EmailLabs.io — Send up to 24 000 Email for free every month.

• MailerSend.com — Email API, SMTP, 12,000 emails/month free for transactional emails

Apr 18 - Apr 24, 2022

APIs, Data and ML

• Orchest — Visual pipeline editor and workflow orchestrator for data science, 1 instance for free, open source version available.

Domain

• js.cool (⭐276) - Free js.cool subdomains for GitHub Pages and Vercel.

Apr 11 - Apr 17, 2022

APIs, Data and ML

• Data Miner - A browser extension (Google Chrome, MS Edge) for data extraction from web pages CSV or Excel. The free plan gives you 500 pages/month.

Tools for Teams and Collaboration

• Teamhood - Free Project, Task and Issue tracking software. Supports Kanban with Swimlanes and full Scrum implementation. Has integrated time tracking. Free for 5 users and 3 project portfolios.

Issue Tracking and Project Management

• Lucidchart - A online diagram tools with collaboration features. Free plan with 3 editable documents, 100 professional templates and basic collaboration features.

Analytics, Events and Statistics

• Uptrace - Distributed Tracing Tool that helps developers pinpoint failures and find performance bottlenecks. Has a free plan, offers a free Personal subscription for open source projects, and has an open source version.

Miscellaneous

• Cronhooks - Schedule on time or recurring webhooks. Free plan allows 5 ad-hoc schedules.

Apr 04 - Apr 10, 2022

Cloud management solutions

• Pulumi — Modern infrastructure as code platform that allows you to use familiar programming languages and tools to build, deploy, and manage cloud infrastructure.

• terraform.io — Terraform Cloud. Free remote state management and team collaboration for teams up to 5 users.

Testing

• Cypress Recorder by Preflight - Create AI-powered Cypress Tests/POM models on your browser. It's open-source except for the AI part. It's free for 5 test creations each month with Self-healing scripts, Email, and Visual testing.

• preflight.com - No-code automated web testing. Record tests on your browser that are resilient to UI changes and run them on Windows machines. Integrate with your CI/CD. The free plan includes 50 test runs per month with video, HTML sessions and more.

Analytics, Events and Statistics

• Swetrix Analytics — Privacy-focused web analytics. Free plan includes up to 5000 events per month.

Mar 28 - Apr 03, 2022

Translation Management

• Tolgee - Free SaaS offering with limited translations, forever-free self hosted version

CDN and Protection

• weserv — An image cache & resize service. Manipulate images on-the-fly with a worldwide cache.

Storage and Media Processing

• file.io - 2 GB storage of files. A file is auto-deleted after 1 download. REST API to interact with the storage. Rate limit 1 request/minute.

Mar 21 - Mar 27, 2022

APIs, Data and ML

• Observable — a place to create, collaborate, and learn with data. Free: Unlimited notebooks, Unlimited publishing, Five editors per notebook.

• Preset Cloud - A hosted Apache Superset service. Forever free for teams up to 5 users, featuring unlimited dashboards and charts, no-code chart builder and a collaborative SQL editor.

Translation Management

• Translized - Free up to 1000 strings, 1 user, unlimited languages, unlimited projects

Email

• Mutant Mail – Free 10 Email IDs, 1 Domain, 1 Mailbox. Single Mailbox for All Email IDs.

Domain

• is-a.dev — Free is-a.dev subdomain for developers.

Data Visualization on Maps

• geojs.io - Highly available REST/JSON/JSONP IP Geolocation lookup API.

Mar 14 - Mar 20, 2022

Log Management

• logz.io — Free up to 1 GB/day, 1 days retention

Storage and Media Processing

• getpantry.cloud — A simple JSON data storage API that's perfect for personal projects, hackathons and mobile apps!

Mar 07 - Mar 13, 2022

Code Search and Browsing

• tabnine.com — Tabnine helps developers create better software, faster by providing insights learned from all the code in the world. Plugin available.

Domain

• is-a-good.dev — A free is-a-good-dev subdomain for developers.

• cluster.ws & wip.la (⭐241) — Free cluster.ws and wip.la subdomains for developers.

Remote Desktop Tools

• RemSupp — On-demand support and permanent access to devices (2 sessions/day for free)

Other Free Resources

• UseCSV by Layercode — Add CSV and Excel import to your web app in minutes. Give your users an enjoyable and robust data import experience. Get Started for Free without any credit card details, and start integrating UseCSV today. You can create unlimited Importers and upload files up to 100Mb.

Feb 28 - Mar 06, 2022

Tools for Teams and Collaboration

• ruttl.com — The best all-in-one feedback tool to collect digital feedback and review websites, PDF's and images.

Monitoring

• RoboMiri.com - RoboMiri is a stable uptime monitor that offer a wide range of monitors: cronjob, keyword, website, port, ping. 25 uptime checks with a 3 minutes interval checks for free. Alerts via Phone Call, SMS, Email and Web Hook.

PaaS

• Serverless Cloud - Serverless Cloud lets you build Serverless APIs, DBs and Storage by using infrastrucure from code approach(no yaml, no infrastructure configuration). The product is provided by Serverless Inc. and currently under public preview.

BaaS

• BudiBase - Budibase is an open-source low-code platform for creating internal apps in minutes. Supports PostgreSQL, MySQL, MSSQL, MongoDB, Rest API, Docker, K8s

DBaaS

• redislabs - Free 30MB redis instance

Issue Tracking and Project Management

• teleretro.com — Simple and fun retrospective tool with icebreakers, gifs and emojis. Free plan includes 3 retros and unlimited members.

IDE and Code Editing

• PHPSandbox — Online developement environment for PHP.

Analytics, Events and Statistics

• Census — Reverse ETL & Operational Analytics Platform. Sync 10 fields from your data warehouse to 60+ SaaS like Salesforce, Zendesk, or Amplitude.

Feb 21 - Feb 27, 2022

APIs, Data and ML

• SaturnCloud - Data science cloud environment, that allows to run Jupyter notebooks and Dask clusters. 30 hours free computation and 3 hours of Dask per month.

Tools for Teams and Collaboration

• Stickies - Visual collaboration app used for brainstorming, content curation, and notes. Free for up to 3 Walls, unlimited users, 1 GB storage.

Translation Management

• Lecto - Machine Translation API with Free tier (30 free requests, 1000 translated characters per request). Integrated with Loco Translate Wordpress plugin.

Monitoring

• cronitor.io - Performance insights and uptime monitoring for cron jobs, websites, APIs and more. Free tier with 5 monitors.

Domain

• freenom — Free .tk,.ml,.ga,.cf and .gq domain.

• eu.org — Free eu.org domain. Request is usually approved in 14 days.

• js.org - Free js.org subdomains for GitHub Pages for the JavaScript community.

• pp.ua — Free pp.ua subdomains.

• thedev.id — A free thedev.id subdomain for developers.

Issue Tracking and Project Management

• Shake - In-app bug reporting and feedback tool for mobile apps. Free plan, 10 bug reports per app/per month.

• SuperPM - Versatile project management platform. Free for up to 3 projects, unlimited users, 1 GB storage.

Feb 14 - Feb 20, 2022

Log Management

• loggly.com — Free for a single user, 200MB/day with 7 days retention

Forms

• FabForm - Form backend platform for smart developers. Free plan allows 250 form submissions per month. Friendly modern GUI. Integrates with Google Sheets, Airtable, Slack, Email and others.

Analytics, Events and Statistics

• indicative.com — Customer analytics platform to optimize customer engagement, increase conversion, and improve retention. Free up to 25M events/month, 6 months data retention.

Feb 07 - Feb 13, 2022

Major Cloud Providers

• Microsoft Azure
  • Virtual Machines - 1 B1S Linux VM, 1 B1S Windows VM (12mo)
  • App Service - 10 web, mobile or API apps (60 CPU minutes / day)
  • Functions - 1 million requests per month
  • DevTest Labs - Enable fast, easy, and lean dev-test environments
  • Active Directory - 500,000 objects
  • Active Directory B2C - 50,000 monthly stored users
  • Azure DevOps - 5 active users, unlimited private Git repos
  • Azure Pipelines — 10 free parallel jobs with unlimited minutes for open source for Linux, macOS, and Windows
  • Microsoft IoT Hub - 8,000 messages per day
  • Load Balancer - 1 free public load balanced IP (VIP)
  • Notification Hubs - 1 million push notifications
  • Bandwidth - 15GB Inbound(12mo) & 5GB egress per month
  • Cosmos DB - 5GB storage and 400 RUs of provisioned throughput
  • Static Web Apps — Build, deploy and host static apps and serverless functions, with free SSL, Authentication/Authorization and custom domains
  • Storage - 5GB LRS File or Blob storage (12mo)
  • Cognitive Services - AI/ML APIs (Computer Vision, Translator, Face detection, Bots...) with free tier including limited transactions
  • Cognitive Search - AI-based search and indexation service, free for 10,000 documents
  • Azure Kubernetes Service - Managed Kubernetes service, free cluster management
  • Event Grid - 100K ops/month
  • Full, detailed list - https://azure.microsoft.com/free/

CI and CD

• Spacelift - Management platform for Infrastructure as Code. Free plan features: IaC collaboration, Terraform module registry, ChatOps integration, Continuous resource compliance with Open Policy Agent, SSO with SAML 2.0 and access to public worker pools: up to 200 minutes/month

Jan 31 - Feb 06, 2022

APIs, Data and ML

• Dataimporter.io - Tool for connecting, cleaning, and importing data into Salesforce. Free Plan includes up to 20,000 records per month.

DBaaS

• TerminusX — Managed free service for TerminusDB, a document and graph database written in Prolog and Rust. Free for dev, paid service for enterprise deployments and support.

Jan 24 - Jan 30, 2022

APIs, Data and ML

• Coupler - Data integration tool that syncs between apps. It can create live dashboards and reports, transform and manipulate values, collect and back up insights. The free plan has unlimited users, 100 runs with 1000 rows a month and unlimited integrations.

Tools for Teams and Collaboration

• nootiz - The go-to tool for gathering and managing visual feedback on any website

Security and PKI

• GitGuardian — Keep secrets out of your source code with automated secrets detection and remediation. Scan your git repos for 350+ types of secrets and sensitive files – Free for individuals and teams of 25 developers or less.

Messaging and Streaming

• Upstash Kafka - Serverless Kafka Cloud offering with per-request-pricing. It has a free tier with max 10000 messages per day.

DNS

• Hetzner – Free DNS hosting from Hetzner with API support.

IaaS

• filebase.com - S3 Compatible Object Storage Powered by Blockchain. 5 GB free storage for unlimited duration.

• scaleway — S3-Compatible Object Storage. Free 75 GB storage and external outgoing traffic.

• Storj — Decentralised Private Cloud Storage for Apps and Developers. Free plan provides 1 Project, 150 GB storage, 150 GB bandwidth per month.

Design and UI

• svgrepo.com - Explore, search and find the best fitting icons or vectors for your projects using wide variety vector library. Download free SVG Vectors for commercial use.

Dev Blogging Sites

• Hashnode — Hassle-free Blogging Software for Developers!.

Jan 17 - Jan 23, 2022

APIs, Data and ML

• Bruzu — Automate Image production. Generate tons of Image variants with API, Integrations or nocode sheet. API is FREE with watermark.

CMS

• Sanity.io - Platform for structured content that comes with an open-source editing environment and a real-time hosted data store. Unlimited projects. Unlimited admin users, 3 non-admin users, 2 datasets, 500K API CDN requests, 10GB bandwidth, 5GB assets included for free per project.

Code Quality

• Moderne.io — Automatic source code refactoring. Moderne offers framework migrations, code analysis with remediation, and unrivaled code transformation at scale, so developers can spend their time building new things instead of maintaining the old. Free for Open Source.

Testing

• snippets.uilicious.com - It's like CodePen, but for cross browser testing. UI-licious lets write tests like user stories, and offers a free platform - UI-licious Snippets - that allows you to run unlimited number of tests on Chrome for free with no sign up requred, for up to 3 minutes per test run. Found a bug? You can simply copy the unique url to your test to show your devs exactly how to reproduce the bug.

Messaging and Streaming

• eyeson API - A video communication API service based on WebRTC (SFU, MCU) to build video platforms. Allows RealTime Data Injection, Video Layouts, Recordings, a fully featured hosted web UI (quickstart) or packages for custom UIs. Has a free tier for developers with 1000 meeting minutes a month.

Forms

• formpost.app - Free, unlimited Form to Email service. Setup custom redirect, auto response, webhooks etc for free.

PaaS

• Okteto Cloud - Managed Kubernetes service designed for remote development. Free developer accounts come with 5 Kubernetes namespaces, 3Gi/pod with a maximum of 8Gi/namespace, 1CPU/pod with a maximum of 4CPUs/namespace and 5GB Disk space. The apps sleep after 24 hours of inactivity.

• Meteor Cloud — Galaxy hosting. Meteor's own platform-as-a-service for Meteor apps which includes a free MongoDB Shared Hosting and automatic SSL.

• Northflank — Build and deploy microservices, jobs and managed databases with a powerful UI, API & CLI. Seamlessly scale containers from version control and external Docker registries. Free tier includes 2 services, 2 cron jobs and 1 database.

BaaS

• nhost.io - Serverless backend for web and mobile apps. Free plan includes: PostgreSQL, GraphQL (Hasura), Authentication, Storage, and Serverless Functions.

DBaaS

• Dgraph Cloud — Managed native Graph DBMS with a GraphQL API. Limited to 1 MB data transfer per day.

Design and UI

• tabler-icons.io — Over 1500 free copy and paste SVG editable icons.

• react-favicon.com - Generate Favicons for your web site using React and JSX using any font and icon library.

IDE and Code Editing

• codiga.io — Coding Assistant that lets you search, define and reuse code snippets directly in your IDE. Free for individual and small organizations.

Analytics, Events and Statistics

• PostHog - Full Product Analytics suite free for up to 1m tracked events per month

Jan 10 - Jan 16, 2022

Tools for Teams and Collaboration

• PageShare.dev - Adds visual reviews capabilities into GitHub Pull Requests with no need to deploy websites. Free for up to 10 pages each month and 100MB of storage in total.

Dec 27 - Jan 02, 2021

APIs, Data and ML

• GoodData - Data as a Service - Create interactive and insightful dashboards. Free tier comes with 5 workspaces and 100 MB/workspace.

Tools for Teams and Collaboration

• /meet for Slack - Start Google Meetings directly from Slack by using /meet in any channel, group or DM. Free without any limitations.

Testing

• Testspace.com - A Dashboard for publishing automated test results and a Framework for implementing manual tests as code using GitHub. The service is free for Open Source accounts for 450 results per month.

Security and PKI

• hostedscan.com — Online vulnerability scanner for web applications, servers, and networks. 10 free scans per month.

Forms

• HeyForm.net - Drag and drop online form builder. Free tier lets you create unlimited forms and collect unlimited submissions. Comes with pre-built templates, anti-spam, and 100MB file storage.

Design and UI

• Gradientos - Makes choosing a gradient fast and easy.

Visitor Session Recording

• Visualime.com — Free and unlimited session recordings, no traffic limits

• inspectlet.com — 2,500 sessions/month free for 1 website

• livesession.io — 5,000 sessions/month free for 1 website

• mouseflow.com — 500 sessions/month free for 1 website

Dec 20 - Dec 26, 2021

Forms

• Qualtrics Survey — Create professional forms & survey using this first class tool. 50+ expert-designed survey templates. Free Account has limit of 1 active survey, 100 responses/survey & 8 response types.

• stepFORM.io - Quiz and Form Builder. Free plan has 5 forms, up to 3 steps per form, 50 responses per month.

• WebAsk - Survey and Form Builder. Free plan has 3 surveys per account, 100 responses per month, 10 elements per survey.

• Wufoo - Quick forms to use on websites. Free plan has a limit of 100 submissions each month.

Dec 13 - Dec 19, 2021

Source Code Repos

• OSDN - OSDN.net is a free-of-charge service for open source software developers, offering SVN/Git/Mercurial/Bazaar/CVS repositories and more.

Dec 06 - Dec 12, 2021

Source Code Repos

• Bitbucket — Unlimited public and private Git repos for up to 5 users with Pipelines for CI/CD

• Codeberg.org - Unlimited public and private Git repos for free and open-source projects. Static website hosting with Codeberg Pages.

• Gitea.com - Unlimited public and private Git repos

APIs, Data and ML

• Public-Apis Github Repo (⭐216k) — A list of free public APIs.

Code Quality

• deepcode.ai — DeepCode finds bugs, security vulnerabilities, performance and API issues based on AI. DeepCode's speed of analysis allow us to analyse your code in real time and deliver results when you hit the save button in your IDE. Supported languages are Java, C/C++, JavaScript, Python, and TypeScript. Integrations with GitHub, BitBucket and GitLab. Free for open source and private repos, free up to 30 developers.

Monitoring

• Squadcast.com - Squadcast is an end-to-end incident management software that's designed to help you promote SRE best practices. Free forever plan available for upto 10 users.

CDN and Protection

• Cloudflare
  • CDN along with free SSL
  • Free DNS for unlimited number of domains
  • Firewall rules and pagerules
  • Analytics
  • Email forwarding
  • Free Unmetered Rate Limiting - 1 rule per domain
  • Cloudflare Pages — Free web hosting (JAMstack platform) for frontend developers to collaborate and deploy websites. 1 build at a time, 500 builds/month, unlimited sites, unlimited requests, unlimited bandwidth.
  • Cloudflare Workers — Deploy serverless code for free on Cloudflare's global network. 100,000 free requests per day with a workers.dev subdomain.
  • Quick Tunnels — Create a tunnel from your server to a publically accessible, randomly-generated trycloudflare.com domain. No account required.

• UNPKG — CDN for everything on npm

PaaS

• Glitch — Free public hosting with features such as code sharing and real-time collaboration. Free plan has 1000 hours/month limit.

Web Hosting

• Neocities — Static, 1 GB free storage with 200 GB Bandwidth.

• Netlify — Builds, deploy and hosts static site/app free for, 100 GB data and 100 GB/month bandwidth.

• SourceForge — Find, Create and Publish Open Source software for free

Tunneling, WebRTC, Web Socket Servers and Other Routers

• localhost.run — Expose locally running servers over a tunnel to a public URL.

• localtunnel — Expose locally running servers over a tunnel to a public URL. Free hosted version, and open source (⭐15k).

• Radmin VPN — Connect multiple computers together via a VPN enabling LAN-like networks. Unlimited peers. (Hamachi alternative)

• STUN — Session Traversal of User Datagram Protocol [UDP] Through Network Address Translators [NATs])
  • Google STUN — stun:stun.l.google.com:19302
  • Twilio STUN — stun:global.stun.twilio.com:3478?transport=udp

• Tailscale — Zero config VPN, using the open source WireGuard protocol. Installs on MacOS, iOS, Windows, Linux, and Android devices. Free plan for personal use with 20 devices.

Analytics, Events and Statistics

• GoatCounter — GoatCounter is an open source web analytics platform available as a hosted service (free for non-commercial use) or self-hosted app. It aims to offer easy to use and meaningful privacy-friendly web analytics as an alternative to Google Analytics or Matomo. Free tier is for non-commerical use and includes unlimited number of sites, 6 months of data retention, and 100k pageviews/month.

• Expensify — Expense reporting, free personal reporting approval workflow

• Keen — Custom Analytics for data collection, analysis and visualization. 50,000 events/month free

• Yandex.Metrica — Unlimited free analytics

• Mixpanel — 100,000 monthly tracked users, unlimited data history and seats, US or EU data residency

International Mobile Number Verification API and SDK

• Cognalys — Freemium mobile number verification through an innovative and reliable method than using SMS gateway. Free 10 tries and 15 verifications/day

• numverify — Global phone number validation and lookup JSON API. 250 API requests/month

• veriphone — Global phone number verification in a free, fast, reliable JSON API. 1000 requests/month

Payment and Billing Integration

• CurrencyApi — Live Currency Rates for Physical and Crypto currencies, delivered in JSON and XML. Free tier offers 1,250 API requests/month.

• currencylayer — Reliable Exchange Rates and Currency Conversion for your Business, 1,000 API requests/month free

• FraudLabsPRO — Help merchants to prevent payment fraud and chargebacks. Free Micro Plan available with 500 queries/month.

• MailPopin - Get the most of your Stripe notifications with contextualized information.

• Nami ML - Complete platform for in-app purchases and subscriptions on iOS and Android, including no-code paywalls, CRM, and analytics. Free for all base features to run an IAP business.

• RevenueCat — Hosted backend for in-app purchases and subscriptions (iOS and Android). Free up to $10k/mo in tracked revenue.

• vatlayer — Instant VAT number validation and EU VAT rates API, free 100 API requests/month

• Freecurrencyapi.net — Free currency conversion and exchange rate data API. 10 requests/hour without an API key, 50 000 requests per month when you register for free.

Vagrant Related

• Vagrant Cloud - HashiCorp Vagrant Cloud. Vagrant box hosting.

• Vagrantbox.es — An alternative public box index

Dev Blogging Sites

• BearBlog - Minimalist, and Markdown powered blog and website builder.

• Dev.to - Where programmers share ideas and help each other grow.

• Medium — Get smarter about what matters to you.

Other Free Resources

• GitHub Education — Collection of free services for students. Registration required.

Nov 29 - Dec 05, 2021

Testing

• lambdatest.com — Manual, visual, screenshot and automated browser testing on selenium and cypress, free for Open Source

Security and PKI

• Datree — Open Source CLI tool to prevent Kubernetes misconfigurations by ensuring that manifests and Helm charts follow best practices as well as your organization’s policies

Web Hosting

• render.com — Unified cloud to build and run apps and sites with free SSL, a global CDN, private networks, auto-deploys from Git, and completely free plans for web services, databases, and static web pages.

Storage and Media Processing

• imgen - Free unlimited social cover image generation API, no watermark

Design Inspiration

• awwwards. - [Top websites] A showcases of all the best designed websites (voted on by designers).

• Behance - [Desing showcase] A place where designers showcase their work. Filterable with categories for UI/UX projects.

• dribbble - [Design showcase] Unique design inspiration, generally not from real applications.

• Mobbin - [Mobile screenshots] Save hours of UI & UX research with our library of 50,000+ fully searchable mobile app screenshots.

• Mobile Patterns - [Mobile screenshots] A design inspirational library featuring finest UI UX Patterns (iOS and Android) for designers, developers, and product makers to reference.

• Screenlane - [Mobile screenshots] Get inspired and keep up with the latest web & mobile app UI design trends. Filterable by pattern and app.

• scrnshts - [Mobile screenshots] A hand-picked collection of the finest app store design screenshots.

• UI Garage - [Mobile and web screenshots] Daily UI inspiration & patterns for designers, developers to find inspiration, tools and the best resources for your project.

Nov 22 - Nov 28, 2021

Web Hosting

• Qoddi - PaaS service similar to Heroku with a developer-centric approach and all inclusive features. Free tier for static assets, staging and developer apps.

Storage and Media Processing

• twicpics.com - Responsive images as a service. It provides an image CDN, a media processing API and frontend library to automate image optimization. The service is free up to 3GB trafic/month.

Design and UI

• coolors - Color palette generator. Free.

• LottieFiles - The world’s largest online platform for the world’s smallest animation format for designers, developers, and more. Access Lottie animation tools and plugins for Android, iOS, and Web.

Nov 15 - Nov 21, 2021

Web Hosting

• Alwaysdata — 100 MB free web hosting with support for MySQL, PostgreSQL, CouchDB, MongoDB, PHP, Python, Ruby, Node.js, Elixir, Java, Deno, custom web servers, access via FTP, WebDAV and SSH; mailbox, mailing list and app installer included.

DNS

• nsupdate.info — Free and open-source Dynamic DNS service

Data Visualization on Maps

• maps.stamen.com - Free map tiles and tile hosting.

Nov 08 - Nov 14, 2021

APIs, Data and ML

• IPinfo — Fast, accurate, and free (up to 50k/month) IP address data API. Offers APIs with details on geolocation, companies, carriers, IP ranges, domains, abuse contacts, and more. All paid APIs can be trialed for free.

CMS

• DatoCMS - Offers free tier for small projects. DatoCMS is a GraphQL based CMS. On the lower tier you have 100k/month calls.

DBaaS

• Astra — Cloud Native Cassandra as a Service with 80GB free tier

Miscellaneous

• Codepng - Create awesome snapshots from your source code that you can share on social media.

Nov 01 - Nov 07, 2021

APIs, Data and ML

• PrefectCloud — A complete platform for dataflow automation. All plans include 20,000 free runs every month. That's enough to power ETL for most small businesses.

Monitoring

• netdata.cloud — Netdata is an open source tool designed to collect real-time metrics.Great fast growing product. It can also be found in github!

Forms

• Hyperforms.app — Create form to email and more in seconds and without backend code. The Personal account gives you up to 50 form submissions per month for free.

Issue Tracking and Project Management

• Shortcut - Project management platform. Free for up to 10 users forever.

Storage and Media Processing

• icedrive.net - Simple cloud storage service. 10 GB free storage

• sync.com - End-to-End cloud storage service. 5 GB free storage

• pcloud.com - Cloud storage service. Up to 10 GB free storage

Design and UI

• MagicPattern — A collection of CSS & SVG background generators & tools for gradients, patterns, and blobs.

IDE and Code Editing

• Binder - Turn a Git repo into a collection of interactive notebooks. It is a free, public service.

Oct 25 - Oct 31, 2021

APIs, Data and ML

• Export SDK - PDF generator API with drag and drop template editor that also provides an SDK and no-code integrations. Free plan comes with 250 pages per month, unlimited users and three templates.

• ZenRows — Web Scraping API & proxy server that bypasses any anti-bot solution while offering javascript rendering, rotating proxies, and geotargeting. Free tier of 1000 API calls.

• numlookupapi.com - Free phone number validation API - 100k free requests / month.

Tools for Teams and Collaboration

• Flowdash — Automate business workflows. Free tier for up to 3 users, 1000 tasks, and 3 workflows.

Translation Management

• Free PO editor — Free for everybody

Email

• Parsio.io — Free email parser (Forward email, extract the data, send it to your server)

Oct 18 - Oct 24, 2021

APIs, Data and ML

• ipaddress.sh — Simple service to get public IP address in different formats.

Tools for Teams and Collaboration

• vspace — Free links manager with private/public spaces, includes slack and google docs integration and chrome plugin.

DBaaS

• cockroachlabs.com — Free CockroachDB up to 5GB and 1vCPU (limited request units)

Issue Tracking and Project Management

• Toggl — Provides 2 free productivity tools. Toggl Track for time management and tracking app with a free plan provides seamless time tracking and reporting designed for freelancers in mind. It has unlimited tracking records, projects, clients, tags, reporting and more. And Toggl Plan for task planning that comes with a free plan for solo developers with unlimited tasks, milestones and timelines.

Analytics, Events and Statistics

• counter.dev — Web analytics made simple and therefore privacy friendly. Free or pay what you want by donation.

Docker Related

• Platform9 - Managed Kubernetes plane. Free plan offers management capabilities up to 3 clusters & 20 nodes. Note: you must provide cluster infrastructure by yourself.

Oct 11 - Oct 17, 2021

APIs, Data and ML

• Hybiscus - Build pdf reports using a simple declarative API. Free tier includes upto 100 single page reports per month with the ability to customise color pallet and fonts.

• vatcheckapi.com - Simple and free VAT number validation API. 500 free requests per month.

Tools for Teams and Collaboration

• Fleep.io — Fleep an alternative to Slack. It has a free plan for small teams with full message history, unlimited 1:1 conversations, 1 group conversation and 1 GB file storage.

• Chanty.com — Chanty is another alternative to Slack. It has a free forever plan for small teams (up to 10) with unlimited public and private conversations, searchable history, unlimited 1:1 audio calls, unlimited voice messages, 10 integrations and 20 GB storage per team.

DNS

• 1.1.1.1 - Free public DNS Resolver which is fast and secure (encrypt your DNS query), provided by CloudFlare. Useful to bypass your internet provider's DNS blocking, prevent DNS query spying, and to block adult & malware content. Can also be used via API. Note: Just a DNS resolver, not a DNS hoster.

Design and UI

• Pravatar - Generate random/placeholder fake avatar, which url can be directly hotlinked in your web/app.

• UI Avatars - Generate avatars with initials from names. Which the urls can be directly hotlinked in your web/app. Support config parameters via the url.

Oct 04 - Oct 10, 2021

APIs, Data and ML

• CraftMyPDF - Auto-Generate PDF documents from reusable templates with a drop-and-drop editor and a simple API. Free plan comes with 100 PDFs/month and 3 templates.

• Mocky - A simple web app to generate custom HTTP responses for mocking HTTP request. Also available as open source (⭐1.9k).

Web Hosting

• FreeFlarum - Community powered free Flarum hosting for up to 250 users (donate to remove watermark from footer).

Analytics, Events and Statistics

• Statvoo Analytics — Forever FREE Customer Analytics for ALL your websites, with Unlimited Events per month

Miscellaneous

• Carbon.now.sh - create and share code snippet in an aesthetic screenshot-like image format. Usually used to aesthetically share/show-off code snippet on Twitter or blog posts.

• QuickType.io - Quickly auto generate models/class/type/interface and serializers from JSON, schema, and GraphQL for working with data quickly & safely in any programming language. Convert JSON into gorgeous, typesafe code in any language.

• ray.so - Create beautiful images of your code snippets.

Sep 27 - Oct 03, 2021

APIs, Data and ML

• Duply.co — Create dynamic images from API & URL, design template once and reuse it. Free tier offers 70 images/month creation from API & URL and Up to 100 through Form.

• huggingface.co - Build, train and deploy NLP models for Pytorch, TensorFlow, and JAX. Free up to 30k input characters/mo.

Log Management

• logtail.com — ClickHouse-based SQL-compatible log management. Free up to 1 GB per month, 3 days retention.

Monitoring

• syagent.com — Non commercial free server monitoring service, alerts and metrics.

Email

• dkimvalidator.com - Test if email's dns/spf/dkim/dmarc settings are correct, free service by roundsphere.com

BaaS

• hasura.io — Hasura extends your existing databases wherever it is hosted and provides an instant GraphQL API that can be securely accessed for web, mobile, and data integration workloads. Free for 1GB/month of data pass-through.

DBaaS

• Neo4j Aura — Managed native Graph DBMS / analytics platform with a Cypher query language and a REST API. Limits on graph size (50k nodes, 175k relationships).

• TigerGraph Cloud — Managed native Graph DBMS / analytics platform with a SQL-like graph query language and a REST API. 1 TG.Free instance on AWS (4 vCPU, 7.5 GB memory, 50 GB disk) or on GCP(2 vCPU, 8 GB memory, 128 GB disk). Free instance sleeps after 1 hour of inactivity.

Design and UI

• Backlight — With collaboration between developers and designers at heart, Backlight is a very complete coding platform where teams build, document, publish, scale and maintain Design Systems.Free plan allows up to 3 editors working on 1 design system with unlimited viewers.

• Mockplus iDoc - Mockplus iDoc is a powerful design collaboration & handoff tool. Free Plan includes 3 users and 5 projects with all features available.

IDE and Code Editing

• Components.studio - Code components in isolation, visualize them in stories, test them and publish them on npm.

• WebComponents.dev — In-browser IDE to code web components in isolation with 58 templates available, supporting stories and tests.

Sep 20 - Sep 26, 2021

APIs, Data and ML

• DynaPictures - Design automation tool which lets you dynamically generate images over REST API. Change colors, texts, logos and images on the fly. Free plan includes 30 generated images per month and 3 image templates.

• neptune.ai - Log, store, display, organize, compare and query all your MLOps metadata. Free for individuals: 1 member, 100 GB of metadata storage, 200h of monitoring/month

Tools for Teams and Collaboration

• MarkUp — MarkUp lets you collect feedback directly on top of your websites, PDFs and images.

Monitoring

• meercode.io — Meercode is the ultimate monitoring dashboard for your CI/CD builds. Free for open-source and 1 private repository.

• instatus.com - Get a beautiful status page in 10 seconds. Free forever with unlimited subs and unlimited teams.

Other Free Resources

• Themeselection — Selected high quality, modern design, professional and easy-to-use Free Admin Dashboard Template, HTML Themes and UI Kits to create your applications faster!

Sep 13 - Sep 19, 2021

Cloud management solutions

• Brainboard - Collaborative solution to visually build and manage cloud infrastructures from end-to-end.

Monitoring

• economize.cloud — Economize helps demystify cloud infrastructure costs by organizing cloud resources, optimize and report the same. Free for up to $5000 spends on Google Cloud Platform every month.

Design and UI

• framer.com - Framer helps you iterate and animate interface ideas for your next app, website, or product—starting with powerful layouts. For anyone validating Framer as a professional prototyping tool: unlimited viewers, up to 2 editors, up to 3 projects.

Sep 06 - Sep 12, 2021

Log Management

• logflare.app — Free for upto 12,960,000 enteries per app per month, 3 days retention

Font

• Fontshare - is a free fonts service. It’s a growing collection of professional grade fonts that are 100% free for personal and commercial use.

CDN and Protection

• GraphCDN - Scale, inspect & protect your GraphQL API. 5m requests per month for free.

Storage and Media Processing

• uploadcare.com — Uploadcare provides media pipeline with ultimate toolkit based on cutting-edge algorithms. All features are available for developers absolutely for free: File Uploading API and UI, Image CDN and Origin Services, Adaptive Delivery and Smart Compression. Limit free tier has 3000 uploads, 3 GB traffic and 3 GB storage.

• degoo.com – AI based cloud storage with free up to 100 Gb, 5 devices, 500 Gb referral bonus (365 days account inactivity).

Aug 30 - Sep 05, 2021

Tools for Teams and Collaboration

• GitDailies - Daily reports of your team's Commit and Pull Request activity on GitHub. Includes Push visualizer, peer recognition system, custom alert builder. Free tier has unlimited users, 3 repos, 3 alert configs.

Email

• EmailOctopus - Up to 2,500 subscribers and 10,000 emails per month free

Design and UI

• Icon Horse – Get the highest resolution favicon for any website from our simple API.

Data Visualization on Maps

• geoapify.com - Vector and raster map tiles, geocoding, places, routing, isolines APIs. 3000 free requests / day.

IDE and Code Editing

• stackblitz.com — Online/Cloud Code IDE to create, edit, & deploy fullstack apps. Support any popular NodeJs based frontend & backend frameworks. Shortlink to create new project: https://node.new.

Aug 23 - Aug 29, 2021

Code Quality

• Viezly - Enhanced code review tool for easier code reading and navigation. Free for Open Source and free for personal usage.

Email

• Eva — Verify 5 million emails per day for free using REST API. No sign-ups required.

Aug 16 - Aug 22, 2021

Tools for Teams and Collaboration

• Discord — Chat with public/private rooms. Markdown text, voice, video, and screen sharing capabilities. Free for unlimited users.

• Telegram — Telegram is for everyone who wants fast and reliable messaging and calls. Business users and small teams may like the large groups, usernames, desktop apps and powerful file sharing options.

Translation Management

• Texterify - Free for a single user

Email

• Antideo — 10 API requests per hour for email verification, IP and phone number validation in free tier. No Credit Cards required.

• QuickEmailVerification — Verify 100 emails daily for free on a free tier along with other free APIs like DEA Detector, DNS Lookup, SPF Detector and more.

• HotTempMail - Unlimited free temp email or disposable temporary email addresses. Autoexpires in one day.

Other Free Resources

• SmallDev.tools — A free tool for developers that allows you to Encode/Decode various formats, Minify HTML/CSS/Javascript, Beautify, Generate Fake/Testing real like dataset in JSON/CSV & multiple other formats and many more features. With a delightful interface.

Aug 02 - Aug 08, 2021

APIs, Data and ML

• Apify — Web scraping and automation platform to create an API for any website and extract data. Ready-made scrapers, integrated proxies, and custom solutions. Free plan with $5 platform credits included every month.

Translation Management

• gitlocalize.com - Free and unlimited for both private and public repositories

Issue Tracking and Project Management

• Chpokify — Teams based Planning Poker that saves time of sprint estimation. Free up to 5 users, free Jira integrations, unlimited video calls, unlimited teams, unlimited sessions.

• Hygger — Project management platform. Free plan offers unlimited users,projects & boards with 100 MB Storage.

Remote Desktop Tools

• Getscreen.me — Free for 2 devices, no limits on the number and duration of sessions

• Apache Guacamole™ — Open source clientless remote desktop gateway

Jul 26 - Aug 01, 2021

APIs, Data and ML

• Efemarai - Testing and debugging platform for ML models and data. Visualize any computational graph. Free 30 debugging sessions per month for developers.

Tools for Teams and Collaboration

• vadoo.tv — Video hosting and marketing made simple. Upload videos with a single click. Record, manage, share & more. Free tier provides upto 10 videos, 1 GB storage, 10 GB bandwidth/month

Security and PKI

• Bridgecrew — Infrastructure as code (IaC) security powered by the open source tool - Checkov (⭐4.9k). The core Bridgecrew platform is free for up to 50 IaC resources.

PaaS

• Deta – Deploy unlimited number of Node.js and Python apps for free. Includes free DBs, Auth and email.

DBaaS

• Macrometa - a noSQL database, Pub/Sub, event processing, and serverless edge computing platform for building geo-distributed and real-time applications. Free dev account gives access to 10,000 Operations/Day & 200MB Storage.

Data Visualization on Maps

• Geokeo api - Geocoding api with language correction and more. Worldwide coverage. 2,500 free daily queries

Jul 19 - Jul 25, 2021

Forms

• HeroTofu.com - Forms backend with bot detection and encrypted archive. Forward submissions via UI to email, Slack, or Zapier. Use your own frontend, no server code required. Free plan gives unlimited forms and 100 submissions per month.

Web Hosting

• Deploy Now — Deploy smarter. Deploy faster. Deploy Now. - Deploy up to 3 web projects from your GitHub repository for free.

Jul 12 - Jul 18, 2021

APIs, Data and ML

• SerpApi - Real-time search engine scraping API. Returns structured JSON results for Google, Youtube, Bing, Baidu, Walmart and many other engines. Free plan includes 100 successful API calls per month.

Email

• inboxkitten.com - Free temporary/disposable email inbox, with up-to 3 day email auto-deletes. Open sourced, and can be self-hosted.

• EmailJS – This is not a full email server, this is just email client which you can use to send emails right from client send without exposing your credentials, the free tier has: 200 monthly requests, 2 email templates, Requests up to 50Kb, Limited contacts history.

Issue Tracking and Project Management

• ScrumFast - Scrum board with a very intuitive interface, free up to 5 users.

Design and UI

• Unicorn Platform - Effortless landing page builder with hosting. 1 website for free.

Jul 05 - Jul 11, 2021

APIs, Data and ML

• Lightly — Improve your machine learning models by using the right data. Use datasets of up to 1'000 samples for free.

• Mocko.dev — Proxy your API, choose which endpoints to mock in the cloud and inspect traffic, for free. Speed up your development and integrations tests.

Translation Management

• Localeum - Free up to 1000 strings, 1 user, unlimited languages, unlimited projects

Jun 28 - Jul 04, 2021

CMS

• Squidex - Offers free tier for small projects. API / GraphQL first. Open source, and based on event sourcing (versing every changes automatically).

Email

• Mailtie.com - Free Email Forwarding for Your Domain. No registration required. Free Forever.

Forms

• Formsubmit.co — Easy form endpoints for your HTML forms. Free Forever. No registration required.

IDE and Code Editing

• Replit — A cloud coding environment for various program languages.

Visitor Session Recording

• Microsoft Clarity - Session recording completely free with "no traffic limits", no project limits, and no sampling

Jun 21 - Jun 27, 2021

APIs, Data and ML

• Deepnote - A new kind of data science notebook. Jupyter-compatible with real-time collaboration and running in the cloud. Free tier includes unlimited personal projects, up to 750 hours of standard hardware and teams with up to 3 editors.

• reqres.in - A Free hosted REST-API ready to respond to your AJAX requests.

Tools for Teams and Collaboration

• Duckly — Talk and collaborate in real-time with your team. Pair programming with any IDE, terminal sharing, voice, video and screen sharing. Free for small teams.

• BookmarkOS.com - Free all-on-one bookmark manager, tab manager, and task manager in a customizable online desktop with folder collaboration.

• robocorp.com - Open-source stack for powering Automation Ops. Try out Cloud features and implement simple automations for free. Robot work 240 min/month, 10 Assistant runs, Storage of 100 MB.

CMS

• Directus — Headless CMS. A completely free and open-source platform for managing assets and database content on-prem or in the Cloud. No limitations or paywalls.

Code Quality

• SoftaCheck — An online tool that performs static analysis for C/C++ code using open source tools such as cppcheck and clang-tidy and automatically generates code documentation for users using doxygen. This tool is free for use.

Security and PKI

• reCAPTCHAMe — free reCAPTCHA and hCAPTCHA backend service. No Server-Side coding needed. Works for static websites.

Email

• fakermail.com — Free, temporary email for testing with last 100 email accounts stored.

CDN and Protection

• cdnjs.com — Simple. Fast. Reliable. Content delivery at its finest. cdnjs is a free and open-source CDN service trusted by over 11% of all websites, powered by Cloudflare.

• jsdelivr.com — A free, fast, and reliable CDN for open source. Supports npm, GitHub, WordPress, Deno, and more.

BaaS

• getstream.io — Build scalable newsfeeds, activity streams, chat and messaging in a few hours instead of weeks

Design and UI

• smartmockups.com — Create product mockups, 200 free mockups.

• Updrafts.app - WYSIWYG web site builder for tailwindcss based designs. Free for non-commercial usage.

Privacy Management

• Bearer - Helps implement privacy by design via audits and continuous workflows so that organizations comply with GDPR and other regulations. Free tier is limited to smaller teams and SaaS version only.

Jun 14 - Jun 20, 2021

APIs, Data and ML

• Iploka — IP to Geolocation API - Forever free plan for developers with 10k requests per month limit.

Artifact Repos

• Artifactory - An artifact repository that supports numerous package formats like Maven, Docker, Cargo, Helm, PyPI, CocoaPods, and GitLFS. Incudes package scanning tool XRay and CI/CD tool Pipelines (formerly Shippable) with a free tier of 2,000 CI/CD minutes per month.

• packagecloud.io — Easy to use repository hosting for: Maven, RPM, DEB, PyPi, NPM, and RubyGem packages (has free tier).

Tools for Teams and Collaboration

• Calendly — Calendly is the tool for connecting and scheduling meetings. Free plan provides 1 Calendar connection per user and Unlimited meetings. Desktop and Mobile apps also provided.

Email

• mailvalidator.io - Verify 300 emails/month for free, real-time API with bulk processing available

CDN and Protection

• statically.io — CDN for Git repos (GitHub, GitLab, Bitbucket), WordPress-related assets and images

BaaS

• Flutter Flow — Build your Flutter App UI without writing a single line of code. Also has a Firebase integration. Free plan includes full access to UI Builder and Free templates.

DBaaS

• HarperDb — Serverless cloud database, with dynamic schema based on JSON, 3000 IOPS with 1GB storage

Jun 07 - Jun 13, 2021

Issue Tracking and Project Management

• GForge — Project Management & Issue Tracking toolset for complex projects with self-premises and SaaS options. SaaS free plan offers first 5 users free & free for Open Source Projects.

• nTask — Project management software that enables your teams tn collaborate, plan, analyze and manage everyday tasks. Basic Plan free forever with 100 MB storage, 5 users/team. Unlimited workspaces, meetings,tasks, timesheets and issue tracking.

IDE and Code Editing

• Paiza — Develop Web apps in Browser without having the need to setup anything. Free Plan offers 1 server with 24 hours lifetime and 4 hours running time per day with 2 CPU cores, 2 GB RAM and 1 GB storage.

May 31 - Jun 06, 2021

APIs, Data and ML

• Scraper's Proxy — Simple HTTP proxy API made for scraping. Scrape anonymously without having to worry about restrictions, blocks or captchas. First 100 successfully scrape's per month free including javascript rendering (more available if you contact support).

Design and UI

• Mastershot - Completely free browser-based video editor. No watermark, up to 1080p export options.

Miscellaneous

• Base64 decoder/encoder — Online free tool for decoding & encoding data.

May 24 - May 30, 2021

APIs, Data and ML

• WebScraping.AI - Simple Web Scraping API with built-in parsing, Chrome rendering and proxies. 2000 free API calls per month.

Monitoring

• pingpong.one — Advanced status page platform with monitoring. Free tier includes one public customizable status page with SSL subdomain. Pro plan is offered to open-source projects and non-profits free of charge.

Web Hosting

• Stormkit — Integrate building, deploying and hosting seamlessly with your git flow of your JAMStack or Node.JS app. 50 GB bandwith and 10m requests for free per month including free SSL.

Design and UI

• Ant Design Landing Page - Ant Design Landing Page provides a template built by Ant Motion's motion components. It has a rich homepage template, downloads the template code package, and can be used quickly. You can also use the editor to quickly build your own dedicated page.

Miscellaneous

• redirect.pizza - Easily manage redirects with HTTPS support. Free plan includes 10 sources and 100.000 hits per month.

May 17 - May 23, 2021

APIs, Data and ML

• shrtcode API - Free URL Shortening API without authorization and no request limits.

Tools for Teams and Collaboration

• HeySpace - Task management tool with chat, calendar, timeline and video calls. Free for up to 5 users.

• TimeCamp - Free time tracking software for unlimited users. Easily integrates with PM tools like Jira, Trello, Asana, etc.

May 10 - May 16, 2021

CMS

• FrontAid — Headless CMS that stores JSON content directly in your own Git repository. No restrictions.

Apr 26 - May 02, 2021

APIs, Data and ML

• Mocki - A tool that lets you create mock GraphQL and REST APIs synced to a GitHub repository. Simple REST APIs are free to create and use without signup.

Privacy Management

• Osano - Consent management and compliance platform with everything from GDPR representation to cookie banners. Free tier offers basic features.

• Iubenda - Privacy and cookie policies along with consent management. Free tier offers limited privacy and cookie policy as well as cookie banners.

• Cookiefirst - Cookie banners, auditing, and multi-language consent management solution. Free tier offers a one-time scan and a single banner.

• Ketch - Consent management and privacy framework tool. Free tier offers most features with a limited visitor count.

Miscellaneous

• Format Express - Instant online formatter for JSON / XML / SQL.

Apr 19 - Apr 25, 2021

BaaS

• Firebase — Firebase helps you build and run successful apps. Free Spark Plan offers Authentication, Hosting, Firebase ML , Realtime Database,Cloud Storage,Testlab. A/B Testing, Analytics, App Distribution, App Indexing, Cloud Messaging (FCM), Crashlytics, Dynamic Links, In-App Messaging, Performance Monitoring, Predictions, and Remote Config are always-free.

• streamdata.io — Turns any REST API into an event-driven streaming API. Free plan up to 1 million messages and 10 concurrent connections.

Issue Tracking and Project Management

• saas.zentao.pm - An Application Lifecycle Management solution for Issue Tracking and Project Management, on-premise and open source version are available as well.

• vabotu - A collaborative tool for project management. Free and other plans are available. The Freelance plan is for 10 users, include messaging, task-boards, 5GB online storage, workspaces, export data.

• Wikifactory — Product designing Service with Projects, VCS & Issues. Free plan offers unlimited projects & collaborators and 3GB storage.

Visitor Session Recording

• UXtweak.com — Record and watch how visitors use your web site or app. Free unlimited time for small projects

Apr 12 - Apr 18, 2021

APIs, Data and ML

• Glitterly - Programatically generate dynamic images from base templates. Restful API and nocode integrations. Free tier comes with 50 images/month and 5 templates.

DNS

• nextdns.io - DNS based firewall, 300K free queries monthly

Issue Tracking and Project Management

• freedcamp.com - tasks, discussions, milestones, time tracking, calendar, files and password manager. Free plan with unlimited projects, users and files storage.

Miscellaneous

• datelist.io - Online booking / appointment scheduling system. Free up to 5 bookings per month, includes 1 calendar

Apr 05 - Apr 11, 2021

Management System

• Miradore — Device Management service. Stay up-to-date with your device fleet and secure an unlimited number of devices for free. Free plan offers basic features.

PaaS

• Koyeb - Koyeb is a developer-friendly serverless platform to deploy apps globally. Seamlessly run Docker containers, web apps, and APIs with git-based deployment, native autoscaling, a global edge network, and built-in service mesh and discovery. Koyeb provides two nano services to run your apps with its forever-free tier and also sponsors open-source projects with free resources.

Issue Tracking and Project Management

• Backlog — Everything your team needs to release great projects in one platform. Free plan offers 1 Project with 10 users & 100MB storage.

IDE and Code Editing

• Lazarus — Lazarus is a Delphi compatible cross-platform IDE for Rapid Application Development.

Analytics, Events and Statistics

• Branch — Mobile Analytics Platform. Free Tier offers upto 10K Mobile App Users with deep-linking & other services.

• Databox — Business Insights & Analytics by combining other analytics & BI platforms. Free Plan offers 3 users, dashboards & data sources. 11M historical data records.

Mar 29 - Apr 04, 2021

Source Code Repos

• RocketGit — Repository Hosting based on Git. Unlimited Public & Private repositories.

APIs, Data and ML

• DeepAR — Augmented reality face filters for any platform with one SDK. Free plan provides up to 10 monthly active users (MAU) and tracking up to 4 faces

Log Management

• ManageEngine Log360 Cloud — Log Management service powered by Manage Engine. Free Plan offers 50 GB storage with 1 Month retention.

Issue Tracking and Project Management

• Codegiant — Project Management with Repository hosting & CI/CD. Free Plan Offers Unlimited Repositories,Projects & Documents with 5 Team Members. 500 CI/CD minutes per month. 30000 Serverless Code Run minutes per month.1GB repository storage.

IDE and Code Editing

• BlueJ — A free Java Development Environment designed for beginners, used by millions worldwide. Powered by Oracle & simple GUI to help beginners.

Analytics, Events and Statistics

• Google Analytics — Google Analytics

• Hotjar — Website Analytics and Reports . Free Plan allows 2000 pageviews/day. 100 snapshots/day (max capacity: 300). 3 snapshot heatmaps which can be stored for 365 days. Unlimited Team Members.

• Microsoft PowerBI — Business Insights & Analytics by Microsoft. Free Plan offers limited use with 1 Million User licenses.

• Similar Web — Analytics for Web & Mobile Apps. Free Plan offers 5 results per metric, 1 month of mobile app data & 3 months of website data.

• StatCounter — Website Viewer Analytics. Free plan for analytics of 500 most recent visitors.

Other Free Resources

• SnapShooter — Backup solution for DigitalOcean, AWS, LightSail, Hetzner and Exoscale, with support for direct database, file system and application backups to s3 based storage. Provides a free plan with daily backups for one resource.

Mar 22 - Mar 28, 2021

Code Quality

• CodeBeat — Automated Code Review Platform available for many languages. Free forever for public repositories with Slack & E-mail integration.

CI and CD

• Mergify — workflow automation and merge queue for GitHub — Free for public GitHub repositories

Testing

• Bird Eats Bug — Report bugs faster (and better). Record your screen with Bird browser extension, it will auto-capture technical data that engineers need to debug. Free tier suitable for small teams.

• percy.io - Add visual testing to any web app, static site, style guide, or component library. Unlimited team members, Demo app and unlimited projects, 5,000 snapshots / month.

• Vaadin — Build scalable UIs in Java or TypeScript, and use the integrated tooling, components and design system to iterate faster, design better and simplify the development process. Unlimited Projects with 5 years free maintenance.

Email

• Zoho — Started as an e-mail provider but now provides a suite of services out of which some of them have free plans. List of services having free plans :
  • Email Free for 5 users. 5GB/user & 25 MB attachment limit, 1 domain.
  • Sprints Free for 5 users,5 Projects & 500MB storage.
  • Docs — Free for 5 users with 1 GB upload limit & 5GB storage. Zoho Office Suite (Writer,Sheets & Show) comes bundled with it.
  • Projects — Free for 3 users, 2 projects & 10 MB attachment limit. Same plan applies to Bugtracker.
  • Connect — Team Collaboration free for 25 users with 3 groups, 3 custom apps, 3 Boards, 3 Manuals, 10 Integrations along with channels,events & forums.
  • Meeting — Meetings with upto 3 meeting participants & 10 Webinar attendees.
  • Vault — Password Management free for Individuals.
  • Showtime — Yet another Meeting software for training for a remote session upto 5 attendees.
  • Notebook — A free alternative to Evernote.
  • Wiki — Free for 3 users with 50 MB storage, unlimited pages, zip backups, RSS & Atom feed, access controls & customisable CSS.
  • Subscriptions — Recurring Billing management free for 20 customers/subscriptions & 1 user with all the payment hosting done by Zoho themselves. Last 40 subscription metrics are stored
  • Checkout — Product Billing management with 3 pages & up to 50 payments.
  • Desk — Customer Support management with 3 agents and private knowledge base, email tickets. Integrates with Assist for 1 remote technician & 5 unattended computers.
  • Cliq — Team chat software with 100 GB storage, unlimited users, 100 users per channel & SSO.
  • Campaigns
  • Forms
  • Sign
  • Surveys
  • Bookings
  • Analytics

DBaaS

• StackBy — One tool that brings together flexibility of spreadsheets, power of databases and built-in integrations with your favorite business apps. Free plan includes unlimited users, 10 stacks, 2GB attachment per stack.

Issue Tracking and Project Management

• Zube — Project management with free plan for 4 Projects & 4 users. GitHub integration available.

Storage and Media Processing

• Pinata IPFS — Pinata is the simplest way to upload and manage files on IPFS. Our friendly user interface combined with our IPFS API makes Pinata the easiest IPFS pinning service for platforms, creators, and collectors. 1 GB storage free along with access to API.

Design and UI

• Icons8 — Icons, illustrations, photos, music, and design tools. Free Plan offers Limited formats in lower resolution. Link to Icons8 when you use our assets.

• Rive — Create and ship beautiful animations to any platform. Free forever for Individuals. The service is a editor which hosts all the graphics on their servers as well. They also provide runtimes for many platforms to run graphics made using Rive.

IDE and Code Editing

• Code::Blocks — Free Fortran & C/C++ IDE. Open Source and runs on Windows,macOS & Linux.

Analytics, Events and Statistics

• Clicky — Website Analytics Platform. Free Plan for 1 website with 3000 views analytics.

Miscellaneous

• Blynk — A SaaS with API to control, build & evaluate IoT devices. Free Developer Plan with 5 devices,Free Cloud & data storage. Mobile Apps also available.

• Elementor — WordPress website builder. Free plan available with 40+ Basic Widgets.

Mar 15 - Mar 21, 2021

APIs, Data and ML

• APITemplate.io - Auto-generate images and PDF documents with a simple API or automation tools like Zapier & Airtable. No CSS/HTML required. Free plan comes with 50 images/month and 3 templates.

Code Quality

• Sider — Code review platform for many languages. Supports integration with GitHub. Free for public repositories with unlimited users.

CI and CD

• LayerCI — CI for full stack projects. 1 full stack preview environment with 5GB memory & 3 CPUs .

Crash and Exception Handling

• CatchJS.com - JavaScript error tracking with screenshots and click trails. Free for open source projects.

Forms

• formspark.io - Form to Email service, free plan allows unlimited forms, 250 submissions per month, support by Customer assistance team.

• getform.io - Form backend platform for designers and developers, 1 form, 50 submissions, Single file upload, 100MB file storage.

• Pageclip - Free plan allows one site, one form, 1,000 submissions per month.

• smartforms.dev - Powerful and easy form backend for your website, forever free plan allows 50 submissions per month, 250MB file storage, Zapier integration, CSV/JSON export, custom redirect, custom response page, Telegram & Slack bot, single email notifications.

BaaS

• BMC Developer Program — The BMC Developer Program provides documentation and resources to build and deploy digital innovations for your enterprise. Access to a comprehensive, personal sandbox which includes the platform, SDK, and a library of components that can be used to build and tailor apps.

• Salesforce Developer Program — Build apps Lightning fast with drag and drop tools. Customize your data model with clicks. Go further with Apex code. Integrate with anything using powerful APIs. Stay protected with enterprise-grade security. Customize UI with clicks or any leading-edge web framework. Free Developer Program gives access to the full Lightining Platform.

• ServiceNow Developer Program — Rapidly build, test, and deploy applications that make work better for your organization. Free Instance & access early previews.

Screenshot APIs

• Webshrinker.com — Web Shrinker provides web site screenshot and domain intelligence API services. Free 100 requests/month.

Mar 08 - Mar 14, 2021

Source Code Repos

• GitHub — Unlimited public repositories and unlimited private repositories (with unlimited collaborators). Apart from this some other free services(there are much more but we list the main ones here) provided are :
  • CI/CD(Free for Public Repos, 2000 min/month for private repos free)
  • Codespaces - Development environments that are hosted in the cloud. 120-core hours and 15 GB codespaces storage available for free every month.
  • Static Website Hosting (Free for Public Repos)
  • Package Hosting & Container Registry (Free for public repos,500 MB storage & 1GB bandwidth outside CI/CD free for private repos)
  • Project Management & Issue Tracking.

• gitlab.com — Unlimited public and private Git repos with up to 5 collaborators. Also offers the following features :
  • CI/CD (Free for Public Repos, 400 mins/month for private repos)
  • Static Sites with GitLab Pages.
  • Container Registry with 10 GB limit per repo.
  • Project Management & Issue Tracking.

APIs, Data and ML

• Conversion Tools - Online File Converter for documents, images, video, audio, eBooks. REST API is available. Libraries for Node.js, PHP, Python. Support files up to 50 GB (for paid plans). Free tier is limited by file size and number of conversions per day.

• CurlHub — Proxy service for inspecting and debugging API calls. Free plan includes 10,000 requests per month.

Security and PKI

• Protectumus - Free website security check, site antivirus and server firewall (WAF) for PHP. Email notifications for registered users in free tier.

PaaS

• Mendix — Rapid Application Development for Enterprises, unlimited number of free sandbox environments supporting unlimited users, 0.5 GB storage and 1 GB RAM per app. Also Studio and Studio Pro IDEs are allowed in free tier.

DNS

• freedns.afraid.org — Free DNS hosting. Also provide free subdomain based on numerous public user contributed domains. Get free subdomains from "Subdomains" menu after signing up.

Storage and Media Processing

• imagekit.io – Image CDN with automatic optimization, real-time transformation, and storage that you can integrate with existing setup in minutes. Free plan includes up to 20GB bandwidth per month.

Design and UI

• Penpot - Web based, open source design and prototyping tool. Supports SVG. Completely free.

Analytics, Events and Statistics

• Tableau Developer Program — Innovate, create, and make Tableau work perfectly for your organization. Free developer program gives a personal development sandbox license for Tableau Online. The version is the latest pre-release version so Data Devs can test each & every feature of this superb platform.

Mar 01 - Mar 07, 2021

Source Code Repos

• GitGud — Unlimited private and public repositories. Free forever. Powered by GitLab & Sapphire. CI/CD not provided.

APIs, Data and ML

• JSON IP — Returns the Public IP address of the client it is requested from. No registration required for free tier. Using CORS data can be requested using client side JS directly from browser. Useful for services monitoring change in client and server IPs. Unlimited Requests.

Tools for Teams and Collaboration

• Microsoft Teams — Microsoft Teams is a chat-based digital hub that brings conversations, content, and apps together in one place all from a single experience. Free for up to 500k users.

Testing

• Appetize — Test your Android & iOS apps on this Cloud Based Android Phone/Tablets emulators and iPhone/iPad simulators directly in your browser. Free tier includes 1 concurrent session with 100 minutes usage per month. No limit on app size.

Management System

• Esper — MDM and MAM for Android Devices with DevOps. 100 devices free with 1 user license and 25 MB Application Storage.

Email

• CloudMailin - Incoming email via HTTP POST and transactional outbound - 10,000 free emails/month

PaaS

• encore.dev — Backend framework using static analysis to provide automatic infrastructure, boilerplate free code, and more. Includes free cloud hosting for hobby projects.

• opeNode — Free Node.js hosting for Open Source projects. 100 GB Bandwidth/month with 100 MB memory & 1000 MB storage. Deploy using CLI or existing Git repository.

Web Hosting

• Drive To Web — Host directly to the web from Google Drive & OneDrive. Static sites only. Free forever. One site per Google/Microsoft account.

IDE and Code Editing

• Android Studio — Android Studio provides the fastest tools for building apps on every type of Android device. Open Source IDE, free for everyone and the best to develop Android apps. Available for Windows,Mac,Linux and even ChromeOS!

• SoloLearn — A cloud programming playground well-suited for running code snippets. Supports various programming languages. No registration required for running code but required when you need to save code on their platform. Also offers free courses for begginers and intermediate level coders.

Other Free Resources

• github.com — FOSS for Dev (⭐750) — A hub of free and Open Source software for developers.

• Microsoft 365 Developer Program — Get a free sandbox, tools, and other resources you need to build solutions for the Microsoft 365 platform. The subscription is a 90-day Microsoft 365 E5 Subscription (Windows excluded) which is renewable. It is renewed if you're active in development(measured using telemetry data & algorithms).

• RedHat for Developers — Free access to Red Hat products including RHEL,OpenShift,CodeReady etc exclusively for developers. Individual plan only. Free e-Books also offered for reference.

Feb 22 - Feb 28, 2021

Source Code Repos

• heptapod.net — Heptapod is a friendly fork of GitLab Community Edition providing support for Mercurial

• Pagure.io — Pagure.io is a free and open source software code collaboration platform for FOSS-licensed projects, Git-based

APIs, Data and ML

• ipapi - IP Address Location API by Kloudend, Inc - A reliable geolocation API, built on AWS, trusted by Fortune 500. Free tier offers 30k lookups/month (1k/day) without signup. Contact us for a higher limit trial plan.

• Kreya — Free gRPC GUI client to call and test gRPC APIs. Can import gRPC APIs via server reflection.

• News API — Search news on the web with code, get JSON results. Developers get 3,000 queries free each month.

• Roboflow - create and deploy a custom computer vision model with no prior machine learning experience required. Free tier includes up to 1,000 free source images.

• TinyMCE - rich text editing API. Core features free for unlimited usage.

Tools for Teams and Collaboration

• Braid — Chat app designed for teams. Free for public access group, unlimited users, history, and integrations. also it provide self-hostable open-source version.

• Fibery — Connected workspace platform. Free for single user, up to 2 GB disk space.

• wormhol.org — Straightforward file sharing service. Share unlimited files up to 5GB to as many peers as you want.

• Zulip — Real-time chat with unique email-like threading model. Free plan includes 10,000 messages of search history and File storage up to 5 GB. also it provides self-hostable open-source version.

CMS

• Contentful — Headless CMS. Content management and delivery APIs in the cloud. Comes with one free Community space that includes 5 users, 25K records, 48 Content Types, 2 locales.

Code Quality

• holistic.dev - The #1 static code analyzer for Postgresql optimization. Performance, security, and architect database issues automatic detection service

• parsers.dev - Abstract syntax tree parsers and intermediate representation compilers as a service

Testing

• Applitools.com — Smart visual validation for web, native mobile and desktop apps. Integrates with almost all automation solutions (like Selenium and Karma) and remote runners (Sauce Labs, Browser Stack). free for open source. A free tier for a single user with limited checkpoints per week.

• loadmill.com - Automatically create API and load tests by analyzing network traffic. Simulate up to 50 concurrent users for up to 60 minutes for free every month.

• webhook.site - Verify webhooks, outbound HTTP requests, or emails with a custom URL. Temporary URL and email address is always free.

Monitoring

• checklyhq.com - Open source E2E / Synthetic monitoring and deep API monitoring for developers. Free plan with 5 users and 50k+ check runs.

• newrelic.com — New Relic observability platform built to help engineers create more perfect software. From monoliths to serverless, you can instrument everything, then analyze, troubleshoot, and optimize your entire software stack. Free tier offers 100GB/month of free data ingest, 1 free full access user, and unlimited free basic users.

• thundra.io/apm — Application monitoring and debugging. Has a free tier up to 250k monthly invocations.

Security and PKI

• Cmd — Security platform providing real-time access control and dynamic policy enforcement on every Linux instance in your cloud or datacenter

Management System

• ploi.io - Server management tool to easily manage and deploy your servers & sites. Free for 1 server.

Messaging and Streaming

• connectycube.com - Unlimited chat messages, p2p voice & video calls, files attachments and push notifications. Free for apps up to 20K MAU.

• courier.com — Single API for push, in-app, email, chat, SMS, and other messaging channels with template management and other features. Free plan includes 10,000 messages/mo.

Log Management

• logdna.com - Free for a single user, no retention, unlimited hosts and sources

Translation Management

• SimpleLocalize - Free up to 100 translation keys, unlimited strings, unlimited languages, startup deals

• Translation.io - Free for Open Source

Crash and Exception Handling

• GlitchTip — Simple, open source error tracking. Compatible with open-source Sentry SDKs. 1000 events per month for free, or can self-host with no limits

• honeybadger.io - Exception, uptime, and cron monitoring. Free for small teams and open-source projects (12,000 errors/month).

BaaS

• darklang.com - Hosted language combined with editor and infrastructure. Free during the beta, generous free tier planned after beta.

Web Hosting

• hostman.com — Deploy up to 3 static sites from your GitHub repository for free.

DBaaS

• Upstash — Serverless Redis with free tier up to 10,000 requests per day, 256MB max database size, and 20 concurrent connections

• SeaTable — Flexible, Spreadsheet-like Database built by Seafile team. unlimited tables, 2,000 lines, 1-month versioning, up to 25 team members.

Tunneling, WebRTC, Web Socket Servers and Other Routers

• Xirsys — Global network of STUN / TURN servers with a generous free tier.

Issue Tracking and Project Management

• Issue Embed - A bug reporting tool for websites to go directly into your Github Issues. Free plan for personal repositories with up to 500 issues/month and 10,000 page views/month.

• Kitemaker.co - Collaborate through all phases of the product development process and keep track of work across Slack, Discord, Figma, and Github. Unlimited users, unlimited spaces. Free plan up to 250 work items.

• Linear — Issue tracker with streamlined interface. Free for unlimited members, up to 10MB file upload size, 250 issues (excluding Archive)

• MeisterTask — Online task management for teams. Free up to 3 projects, unlimited project members.

• Tara AI — Simple sprint management service. Free plan has unlimited tasks, sprints and workspaces, with no user limits.

• teamwork.com — Project management & Team Chat. Free for 5 users and 2 projects. Premium plans available.

• Yodiz — Agile development and issue tracking. Free up to 3 users, unlimited projects.

Storage and Media Processing

• borgbase.com — Simple and secure offsite backup hosting for Borg Backup. 10 GB free backup space and 2 repositories.

• cloudinary.com — Image upload, powerful manipulations, storage and delivery for sites and apps, with libraries for Ruby, Python, Java, PHP, Objective-C and more. Free tier includes 25 monthly credits. 1 credit is equal to 1,000 image transformations, 1 GB of storage, or 1 GB of CDN usage.

Design and UI

• Plasmic - A fast, easy to use, powerful web design tool and page builder that integrates into your codebase. Build responsive pages or complex components; optionally extend with code; and publish to production sites and apps.

Data Visualization on Maps

• developers.arcgis.com — APIs and SDKs for maps, geospatial data storage, analysis, geocoding, routing, and more across web, desktop, and mobile. 2,000,000 free basemap tiles, 20,000 non-stored geocodes, 20,000 simple routes, 5,000 drive time calculations, 5GB free tile+data storage per month.

IDE and Code Editing

• 3v4l - Free online PHP shell and snippet sharing site, runs your code in 300+ PHP versions

• Eclipse Che - Web based and Kubernetes-Native IDE for Developer Teams with multi-language support. Open Source and community driven. A online instance hosted by Red Hat is available at workspaces.openshift.com.

Analytics, Events and Statistics

• Avo — Simplified analytics release workflow. Single-source-of-truth tracking plan, type safe analytics tracking library, in-app debuggers, data observability to catch all data issues before you release. Free for 2 workspace members and 1 hour data observability lookback.

Visitor Session Recording

• LogRocket.com - 1,000 sessions/month with 30 day retention, error tracking, live mode

Screenshot APIs

• PhantomJsCloud — Browser automation and page rendering. Free Tier offers up to 500 pages/day. Free Tier since 2017.

Miscellaneous

• Smartcar API - An API for cars to locate, get fuel tank, battery levels, odometer, unlock/lock doors, etc.

• redirection.io — SaaS tool for managing HTTP redirections for businesses, marketing and SEO.

• Hook Relay - Add webhook support to your app without the hassles: done-for-you queueing, retries with backoff, and logging. The free plan has 100 deliveries per day, 14-day retention, and 3 hook endpoints.

Feb 15 - Feb 21, 2021

Messaging and Streaming

• Ably - Realtime messaging service with presence, persistence and guaranteed delivery. Free plan includes 3m messages per month, 100 peak connections and 100 peak channels.

Email

• forwardemail.net — Free email forwarding for custom domains. Create and forward an unlimited amount of email addresses with your domain name (note: You must pay if you use .casa, .cf, .click, .email, .fit, .ga, .gdn, .gq, .loan, .london, .men, .ml, .pl, .rest, .ru, .tk, .top, .work TLDs due to spam)

Feb 08 - Feb 14, 2021

Security and PKI

• atomist.com — A quicker and more convenient way to automate a variety of development tasks. Now in beta.

Email

• Bump - Free 10 Bump email addresses, 1 custom domain

• temp-mail.io — Free disposable temporary email service with multiple emails at once and forwarding

Jan 25 - Jan 31, 2021

APIs, Data and ML

• QuickMocker — Manage online fake API endpoints under your own subdomain, forward requests to localhost URL for webhooks development and testing, use RegExp and multiple HTTP methods for URL path, prioritize endpoints, more than 100 shortcodes (dynamic or fake response values) for response templating, import from OpenAPI (Swagger) Specifications in JSON format, proxy requests, restrict endpoint by IP address and authorization header. Free account provides 1 random subdomain, 10 endpoints, 5 RegExp URL paths, 50 shortcodes per endpoint, 100 requests per day, 50 history records in requests log.

CMS

• GraphCMS - Offers free tier for small projects. GraphQL first API. Move away from legacy solutions to the GraphQL native Headless CMS - and deliver omnichannel content API first.

Monitoring

• Grafana Cloud - Grafana Cloud is a composable observability platform, integrating metrics and logs with Grafana. Free: 3 users, 10 dashboards, 100 alerts, metrics storage in Prometheus and Graphite (10,000 series, 14 days retention), logs storage in Loki (50 GB of logs, 14 days retention)

Forms

• Form.taxi — Endpoint for HTML forms submissions. With notifications, spam blocker and GDPR-compliant data processing. Free plan for basic usage.

Analytics, Events and Statistics

• Molasses - Powerful feature flags and A/B testing. Free up to 3 environments with 5 feature flags each.

Jan 18 - Jan 24, 2021

APIs, Data and ML

• Unixtime - Free API to convert Unixtime to DateTime and vice versa.

Code Search and Browsing

• CodeKeep - Google Keep for Code Snippets. Organize,Discover and share code snippets, featuring a powerful code screenshot tool with preset templates and linking feature.

Security and PKI

• StackHawk Automate application scanning throughout your pipeline to find and fix security bugs before they hit production. Unlimited scans and environments for a single app.

• TestTLS.com - Test a SSL/TLS service for secure server configuration, certificates, chains etc. Not limited to HTTPS.

• Ubiq Security — Encrypt and decrypt data with 3 lines of code and automatic key management. Free for 1 application and up to 1,000,000 encryptions per month.

DBaaS

• cloudamqp.com — RabbitMQ as a Service, up to 1M messages/month and 20 connections free

Translation Management

• localazy.com - Free for 1000 source language strings, unlimited languages, unlimited contributors, startup and open source deals

Forms

• Formspree.io — Send email using an HTTP POST request. Free tier limits to 50 submissions per form per month.

• Web3Forms - Contact forms for Static & JAMStack Websites without writing backend code. Free plan allows Unlimited Forms, Unlimited Domains & 250 Submissions per month.

Design and UI

• Grapedrop — Responsive, powerful, SEO optimized web page builder based on GrapesJS Framework. Free for first 5 pages, unlimited custom domains, all features and simple usage.

Commenting Platforms

• GraphComment - GraphComment is a comments platform that helps you build an active community from website’s audience.

Miscellaneous

• Form2Channel — Place a static html form on your website and receive submissions directly to Google Sheets, Email, Slack, Telegram or Http. No coding necessary.

Jan 11 - Jan 17, 2021

Issue Tracking and Project Management

• easyretro.io — Free simple and intuitive sprint retrospective tool

Jan 04 - Jan 10, 2021

Tools for Teams and Collaboration

• shtab.app - Project management service that makes collaboration in the office and remotely transparent with tracker based on AI.

IDE and Code Editing

• Prepros - Prepros can compile Sass, Less, Stylus, Pug/Jade, Haml, Slim, CoffeeScript and TypeScript out of the box, reloads your browsers and makes it really easy to develop & test your websites so you can focus on making them perfect. You can also add your own tools with just a few clicks.

Jan 04 - Jan 10, 2021

Email

• Tempmailo - Unlimited free temp email addresses. Autoexpire in two days.

Dec 28 - Jan 03, 2020

Data Visualization on Maps

• IP Geolocation — Free DEVELOPER plan available with 30K requests/month.

Tools for Teams and Collaboration

• Slab — A modern knowledge management service for teams. Free for up to 10 users.

Payment and Billing Integration

• CurrencyFreaks — Provides current and historical currency exchange rates. Free DEVELOPER plan available with 1000 requests/month.

Dec 21 - Dec 27, 2020

APIs, Data and ML

• Disease.sh — A free API providing accurate data for building the Covid-19 related useful Apps.

• OpenAPI3 Designer — Visually create Open API 3 definitions for free.

Code Search and Browsing

• Namae - Search across various websites like github,gitlab,heroku,netlify and many more for availabilty of your project name.

Design and UI

• BoxySVG — A free installable Web app for drawing SVGs and exporting in svg,png,jpeg an other formats.

Dec 14 - Dec 20, 2020

Other Free Resources

• Web.Dev — This is a free tool that allows you to see the performance of your website and improve the SEO to get higher rank list in search engines.

Dec 07 - Dec 13, 2020

CMS

• sensenet - API-first headless CMS providing enterprise-grade solutions for businesses of all size. The Developer plan provides 3 users, 500 content items, 3 built-in roles, 25+5 content types, fully accessible REST API, document preview generation and Office Online editing.

Security and PKI

• opswat.com — Security Monitoring of computers, devices, applications, configurations,... Free 25 users and 30 days history users.

DNS

• Glauca – Free DNS hosting for up to 3 domains and DNSSEC support

Design and UI

• mockupmark.com — Create realistic t-shirt and clothing mockups for social media and E-commerce, 40 free mockups.

Docker Related

• Container Registry Service - Harbor based Container Management Solution. Free tier offers 1 GB storage for private repositories.

Miscellaneous

• readme.com — Beautiful documentation made easy, free for Open Source.

Nov 30 - Dec 06, 2020

APIs, Data and ML

• Similar Words API — An API to find similar words, has vocabulary of about 4Million words.

CI and CD

• scalr.com - Remote state & operations backend for Terraform with full CLI support, integration with OPA and a hierarchical configuration model. Free up to 5 users.

Testing

• knapsackpro.com - Speed up your tests with optimal test suite parallelisation on any CI provider. Split Ruby, JavaScript tests on parallel CI nodes to save time. Free plan for up to 10 minutes test files and free unlimited plan for Open Source projects.

BaaS

• restspace.io - Configure a server with services for auth, data, files, email API, templates etc, then compose into pipelines and transform data.

IDE and Code Editing

• codesnip.com.br — Simple code snippets manager with categories, search and tags. free and unlimited.

Nov 23 - Nov 29, 2020

Major Cloud Providers

• Amazon Web Services
  • CloudFront - 1TB egress per month
  • Cloudwatch - 10 custom metrics and 10 alarms
  • CodeBuild - 100min of build time per month
  • CodeCommit - 5 active users,50GB storage and 10000 request per month
  • CodePipeline - 1 active pipeline per month
  • DynamoDB - 25GB NoSQL DB
  • EC2 - 750 hours per month of t2.micro or t3.micro(12mo)
  • EBS - 30GB per month of General Purpose (SSD) or Magnetic(12mo)
  • Elastic Load Balancing - 750 hours per month(12mo)
  • Glacier - 10GB long-term object storage
  • Lambda - 1 million requests per month
  • SNS - 1 million publishes per month
  • SES - 62.000 messages per month
  • SQS - 1 million messaging queue requests
  • Full, detailed list - https://aws.amazon.com/free/

APIs, Data and ML

• Collect2 — Create an API endpoint to test, automate, and connect webhooks. Free plan allows for two datasets, 2000 records, 1 forwarder, and 1 alert.

Crash and Exception Handling

• exceptionless — Real-time error, feature, log reporting and more. Free for 3k events per month/1 user. Open source and easy to self-host for unlimited use.

Email

• mailsac.com - Free API for temporary email testing, free public email hosting, outbound capture, email-to-slack/websocket/webhook (1,500 monthly API limit)

DBaaS

• FaunaDB — Serverless cloud database, with native GraphQL, multi-model access and daily free tiers up to 100 MB

Nov 09 - Nov 15, 2020

Other Free Resources

• simplebackups.io — Backup automation service for servers and databases (MySQL, PostgreSQL, MongoDB) stored directly into cloud storage providers (AWS, DigitalOcean, Backblaze...). Provides free plan for 1 backup.

Nov 02 - Nov 08, 2020

Tools for Teams and Collaboration

• 3Cols - A free cloud based code snippet manager for personal and collaborative code.

Oct 26 - Nov 01, 2020

APIs, Data and ML

• Cloudmersive — Utility API platform with full access to expansive API Library including Document Conversion, Virus Scanning, and more with 800 calls/month.

Tools for Teams and Collaboration

• Nuclino - A lightweight and collaborative wiki for all your team's knowledge, docs, and notes. Free plan with all essential features, up to 50 items, 5GB total storage.

CMS

• Cosmic — Headless CMS and API toolkit. Free personal plans for developers.

• Crystallize — Headless PIM with ecommerce support. Built-in GraphQL API. Free version includes unlimited users, 1000 catalogue items, 5 GB/month bandwidth and 25k/month API calls.

• kontent.ai - A Content-as-a-Service platform that gives you all the headless CMS benefits while empowering marketers at the same time. Developer plan provides 2 users with unlimited projects with 2 environments for each, 500 content items, 2 languages with Delivery and Management API, and Custom elements support. Larger plans available to meet your needs.

Code Quality

• CodeFactor — Automated Code Review for Git. Free version includes unlimited users, unlimited public repositories and 1 private repo.

Oct 19 - Oct 25, 2020

Code Quality

• eversql.com — EverSQL - The #1 platform for database optimization. Gain critical insights into your database and SQL queries, auto-magically.

Security and PKI

• DJ Checkup — Scan your Django site for security flaws with this free, automated, checkup tool. Forked from the Pony Checkup site.

Oct 12 - Oct 18, 2020

APIs, Data and ML

• IP.City — 100 free IP geolocation requests per day

Monitoring

• Pingmeter.com - 5 uptime monitors with 10 minutes interval. monitor SSH, HTTP, HTTPS, and any custom TCP ports.

CDN and Protection

• Skypack — The 100% Native ES Module JavaScript CDN. Free for 1 million requests per domain, per month.

PaaS

• m3o.com - A cloud platform for API services development. M3O is a fully managed Micro as a Service offering focusing on Go microservices development in the Cloud. Free tier provides enough to run 5 services and collaborate with others.

Analytics, Events and Statistics

• Panelbear.com — Blazingly fast and private, free tier includes 5,000 pageviews per month for unlimited websites

• Hitsteps.com — 2,000 pageviews per month for 1 website

Visitor Session Recording

• Reactflow.com — Per site: 1,000 pages views/day, 3 heatmaps, 3 widgets, free bug tracking

• howuku.com — Track user interaction, engagement, and event. Free for up to 5,000 visits/month

Oct 05 - Oct 11, 2020

APIs, Data and ML

• API Mocha - Completely free online API mocking for testing and prototyping. Make up to 500 requests per day, fully customizable API responses, download mock rules as a Postman collection.

Email

• mail7.io — Free Temp Email Addresses for QA Developers. Create email addresses instantly using Web Interface or API

Issue Tracking and Project Management

• zenhub.com — The only project management solution inside GitHub. Free for public repos, OSS and nonprofit organizations

Design and UI

• Lorem Picsum - A Free tool, easy to use stylish placeholders. Just add your desired image size (width & height) after our URL, and you'll get a random image.

Other Free Resources

• smsreceivefree.com — Provides free temporary and disposable phone numbers.

Sep 28 - Oct 04, 2020

Code Quality

• SourceLevel — Automated Code Review and Team Analytics. Free for Open Source and organizations up to 5 collaborators.

Miscellaneous

• Bricks Note Calculator - a note-taking app (PWA) with a powerful built-in multiline calculator.

Sep 21 - Sep 27, 2020

APIs, Data and ML

• Abstract API — API suite for a variety of use cases including IP geolocation, gender detection or even email validation.

• algorithmia.com — Host algorithms for free. Includes free monthly allowance for running algorithms. Now with CLI support.

• Atlas toolkit - Lightweight library to develop single-page web applications that are instantly accessible. Available for Java, Node.js, Perl, Python and Ruby.

• bigml.com — Hosted machine learning algorithms. Unlimited free tasks for development, limit of 16 MB data/task.

• monkeylearn.com — Text analysis with machine learning, free 300 queries/month.

• MockAPI — MockAPI is a simple tool that lets you easily mock up APIs, generate custom data, and preform operations on it using RESTful interface. MockAPI is meant to be used as a prototyping/testing/learning tool. 1 project/4 resources per project for free.

• parsehub.com — Extract data from dynamic sites, turn dynamic websites into APIs, 5 projects free.

• restlet.com — APISpark enables any API, application or data owner to become an API provider in minutes via an intuitive browser interface.

• scrapinghub.com — Data scraping with visual interface and plugins. Free plan includes unlimited scraping on a shared server.

• wit.ai — NLP for developers.

• wrapapi.com — Turn any website into a parameterized API. 30k API calls per month.

• Zenscrape — Web scraping API with headless browsers, residentials IPs and simple pricing. 1000 free API calls/month, extra free credits for students and non-profits.

Tools for Teams and Collaboration

• TeleType — share terminals, voice, code, whiteboard and more. no sign-in required, end-to-end encrypted collaboration for developers.

Email

• Outlook.com - Free personal email and calendar

DBaaS

• redsmin.com — Online real-time monitoring and administration service for Redis, Monitoring for 1 Redis instance free

IDE and Code Editing

• Bootify.io - Spring Boot app generator with custom database and REST API.

Sep 14 - Sep 20, 2020

CI and CD

• cirrus-ci.org - Free for public GitHub repositories

• codemagic.io - Free 500 build minutes/month

• drone - Drone Cloud enables developers to run Continuous Delivery pipelines across multiple architectures - including x86 and Arm (both 32 bit and 64 bit) - all in one place

• Squash Labs — creates a VM for each branch and makes your app available from a unique URL, Unlimited public & private repos, Up to 2 GB VM Sizes.

Web Hosting

• Vercel — Build, deploy, and host web apps with free SSL, global CDN, and unique Preview URLs each time you git push. Perfect for Next.js and other Static Site Generators.

Issue Tracking and Project Management

• Tweek — Simple Weekly To-Do Calendar & Task Management.

Miscellaneous

• videoinu — Create and edit screen recordings and other videos online.

• RandomKeygen - A free mobile-friendly tool offers a variety of randomly generated keys and passwords you can use to secure any application, service or device.

Sep 07 - Sep 13, 2020

Miscellaneous

• JWT Decoder — Online free tool for decoding JWT(JSON web token) and verifying it's signature.

Aug 31 - Sep 06, 2020

APIs, Data and ML

• Hoppscotch - A free, fast, and beautiful API request builder.

• BigDataCloud - Provides fast, accurate and free (Unlimited or up to 10K-50K/month) APIs for modern web like IP Geolocation, Reverse Geocoding, Networking Insights, Email and Phone Validation, Client Info and more.

Tools for Teams and Collaboration

• element.io — A decentralized and open source communication tool built on Matrix. Group chats, direct messaging, encrypted file transfers, voice and video chats, and easy integration with other services.

Code Quality

• DeepSource - DeepSource continuously analyzes source code changes, finds and fixes issues categorized under security, performance, anti-patterns, bug-risks, documentation and style. Native integration with GitHub, GitLab and Bitbucket.

Monitoring

• zenduty.com — End-to-end incident management, alerting, on-call management and response orchestration platform for network operations, site reliability engineering and DevOps teams. Free for upto 5 users.

Email

• MailerLite.com — 1,000 subscribers/month, 12,000 emails/month free

• mailjet.com — 6,000 emails/month free (200 emails daily sending limit)

Analytics, Events and Statistics

• woopra.com — Free user analytics platform for 500K actions, 90 day data retention, 30+ one click integration.

Aug 24 - Aug 30, 2020

APIs, Data and ML

• Invantive Cloud — Access over 70 (cloud)platforms such as Exact Online, Twinfield, ActiveCampaign or Visma using Invantive SQL or OData4 (typically Power BI or Power Query). Includes data replication and exchange. Free plan for developers and implementation consultants. Free for specific platforms with limitations in data volumes.

• ScraperBox — Undetectable web scraping API using real Chrome browsers and proxy rotation. Use a simple API call to scrape any web page. Free plan has 1000 requests per month.

Aug 17 - Aug 23, 2020

Browser based hardware emulation written in Javascript

• JsLinux — a really fast x86 virtual machine capable of running Linux and Windows 2k.

• v86 — a x86 virtual machine capable of running Linux and other OS directly into the browser.

Aug 10 - Aug 16, 2020

Messaging and Streaming

• cloudkarafka.com - Free Shared Kafka cluster, up to 5 topics, 10MB data per topic and 28 days of data retention.

Aug 03 - Aug 09, 2020

Design and UI

• Octopus.do — Visual sitemap builder. Build your website structure in real-time and rapidly share it to collaborate with your team or clients.

Jul 27 - Aug 02, 2020

APIs, Data and ML

• Zipcodebase - Free Zip Code API, access to Worldwide Postal Code Data. 10000 free requests/month.

Tools for Teams and Collaboration

• userforge.com - Interconnected online personas, user stories and context mapping. Helps keep design and dev in sync, free for up to 3 personas and 2 collaborators.

Font

• FontGet - Has a variety of fonts available to download and sorted neatly with tags.

Data Visualization on Maps

• GeocodeAPI - Geocode API: Address to Coordinate Conversion & Geoparsing based on Pelias. Batch geocoding via CSV. 350000 free requests/month.

Jul 20 - Jul 26, 2020

Issue Tracking and Project Management

• gleek.io — Free description-to-diagrams tool for developers. Create informal, UML class, object, or entity-relationship diagrams using your keyword.

Jul 13 - Jul 19, 2020

Translation Management

• weblate.org — It's free for libre projects up to 10,000 string source for the free tier, and Unlimited Self-hosted on-premises.

Email

• Validator.Pizza — Free API to detect disposable emails

Storage and Media Processing

• sirv.com — Smart Image CDN with on-the-fly image optimization and resizing. Free tier includes 500 MB of storage and 2 GB bandwidth.

Design and UI

• Responsively App - A free dev-tool for faster and precise responsive web application development.

• SceneLab - Online mockup graphics editor with an ever-expanding collection of free design templates

• xLayers - Preview and convert Sketch design files into Angular, React, Vue, LitElement, Stencil, Xamarin and more (free and open source at https://github.com/xlayers/xlayers (⭐803))

Jul 06 - Jul 12, 2020

Monitoring

• nixstats.com - Free for one server. E-Mail Notifications, public status page, 60 second interval and more.

• uptimetoolbox.com — Free monitoring for 5 websites, 60 second intervals, public statuspage.

Forms

• Formcake.com - Form backend for devs, free plan allows unlimited forms, 100 submissions, Zapier integration. No libraries or dependencies required.

IDE and Code Editing

• Mocklets - a HTTP-based mock API simulator, which helps simulate APIs for faster parallel development and more comprehensive testing, with lifetime free tier.

Miscellaneous

• Code Time - an extension for time-tracking and coding metrics in VS Code, Atom, IntelliJ, Sublime Text, and more.

Jun 29 - Jul 05, 2020

APIs, Data and ML

• Sheetson - Instantly turn any Google Sheets into RESTful API. Free plan available.

• Sofodata - Create secure RESTful APIs from CSV files. Upload a CSV file and instantly access the data via its API allowing faster application development. Free plan includes 2 APIs and 2,500 API calls per month. No credit card required.

CI and CD

• appcircle.io — Automated mobile CI/CD/CT for iOS and Android with online device emulators. 20 minutes build timeout (60 mins for Open Source) with single concurrency for free.

Testing

• qase.io - Test management system for Dev and QA teams. Manage test cases, compose test runs, perform test runs, track defects and measure impact. The free tier includes all core features, with 500Mb available for attachments and up to 3 users.

IDE and Code Editing

• mockaroo — Mockaroo lets you generate realistic test data in CSV, JSON, SQL, and Excel formats. You can also create mocks for back-end API.

Jun 22 - Jun 28, 2020

APIs, Data and ML

• Datapane - API for building interactive reports in Python and deploying Python scripts and Jupyter Notebooks as self-service tools.

Monitoring

• statusgator.com — Status page monitoring, 3 monitors free

Web Hosting

• txti.es — Quickly create web pages with markdown.

Issue Tracking and Project Management

• terrastruct.com — Online diagram maker specifically for software architecture. Free tier up to 4 layers per diagram.

Jun 15 - Jun 21, 2020

Artifact Repos

• repsy.io — 1 GB Free private/public Maven Repository.

Jun 08 - Jun 14, 2020

PaaS

• anvil.works - Web app development with nothing but Python. Free tier with unlimited apps.

Jun 01 - Jun 07, 2020

Search

• pagedart.com - AI search as a service the free tier includes 1000 Documents, 50000 searches. Larger free tiers are possible for worthwhile projects.

May 25 - May 31, 2020

APIs, Data and ML

• ScrapingDog — Scrapingdog handles millions of proxies, browsers and CAPTCHAs to provide you with HTML of any web page in a single API call. It also provides Web Scraper for Chrome & Firefox and a software for instant scraping demand. Free plans available.

Tools for Teams and Collaboration

• Google Meet — Use Google Meet for your business's online video meeting needs. Meet provides secure, easy-to-join online meetings.

Font

• Google Fonts - Lots of free fonts that are easy and quick to install in a website via a download or a link to Google's CDN.

May 18 - May 24, 2020

PaaS

• Krucible — Krucible is a platform for creating Kubernetes clusters for testing and development. Free tier accounts come with 25 cluster-hours per month.

Web Hosting

• Bubble — Visual programming to build web and mobile apps without code, free with Bubble branding.

May 11 - May 17, 2020

DBaaS

• MemCachier — Managed Memcache service. Free for up to 25MB, 1 Proxy Server and basic analytics

Miscellaneous

• newreleases.io - Receive notifications on email, Slack, Telegram, Discord and custom webhooks for new releases from GitHub, GitLab, Bitbucket, Python PyPI, Java Maven, Node.js NPM, Node.js Yarn, Ruby Gems, PHP Packagist, .NET NuGet, Rust Cargo and Docker Hub.

May 04 - May 10, 2020

Messaging and Streaming

• scaledrone.com — Realtime messaging service. Free for up to 20 simultaneous connections and 100,000 events/day

Translation Management

• localizely.com — Free for Open Source

Forms

• WaiverStevie.com - Electronic Signature platform with a REST API. Receive notifications with webhooks. Free plan watermarks signed documents, but allows unlimited envelopes + signatures.

Commenting Platforms

• Staticman - Staticman is a Node.js application that receives user-generated content and uploads it as data files to a GitHub and/or GitLab repository, using Pull Requests.

• Utterances - A lightweight comments widget built on GitHub issues. Use GitHub issues for blog comments, wiki pages and more!

• Disqus - Disqus is a networked community platform used by hundreds of thousands of sites all over the web.

Apr 27 - May 03, 2020

APIs, Data and ML

• ScrapingAnt — Headless Chrome scraping API and free checked proxies service. Javascript rendering, premium rotating proxies, CAPTCHAs avoiding. Free plans available.

Security and PKI

• Virushee — Privacy-oriented file/data scanning powered by hybrid heuristic and AI-assisted engine. Possible to use internal dynamic sandbox analysis. Limited to 50MB per file upload

PaaS

• fly.io - Fly is a platform for applications that need to run globally. It runs your code close to users and scales compute in cities where your app is busiest. Write your code, package it into a Docker image, deploy it to Fly's platform and let that do all the work to keep your app snappy. Free for side projects, $10/mo of service credit that automatically applies to any paid service. And if you ran really small virtual machines, credits will go a long way.

DNS

• zilore.com — Free DNS hosting.

Issue Tracking and Project Management

• Instabug — A comprehensive bug reporting and in-app feedback SDK for mobile apps. Free plan up to 1 app and 1 member.

• Kumu.io — Relationship maps with animation, decorations, filters, clustering, spreadsheet imports and more. Free tier allows unlimited public projects. Graph size unlimited. Free private projects for students. Sandbox mode is available if you prefer to not leave your file publicly online (upload, edit, download, discard).

Data Visualization on Maps

• geocodify.com — Geocoding and Geoparsing via API or CSV Upload. 10k free queries/month.

Apr 20 - Apr 26, 2020

Email

• verimail.io — Bulk and API email verification service. 100 free verifications/month

Apr 13 - Apr 19, 2020

CDN and Protection

• ovh.ie — Free DDoS protection and SSL certificate

• Namecheap Supersonic — Free DDoS protection

Issue Tracking and Project Management

• Confluence - Atlassian's content collaboration tool used to help teams collaborate and share knowledge efficiently. Free plan up to 10 users.

• Ilograph — interactive diagrams that allow users to see their infrastructure from multiple perspectives and levels of detail. Diagrams can be expressed in code. Free tier has unlimited private diagrams with up to 3 viewers.

• Jira — Advanced software development project management tool used in many corporate environments. Free plan up to 10 users.

Apr 06 - Apr 12, 2020

BaaS

• LeanCloud — Mobile backend. 1GB of data storage, 256MB instance, 3K API requests/day, 10K pushes/day are free. (API is very similar to Parse Platform)

Mar 23 - Mar 29, 2020

Tools for Teams and Collaboration

• Tugboat - Preview every pull request, automated and on-demand. Free for all, complimentary Nano tier for non-profits.

Mar 16 - Mar 22, 2020

APIs, Data and ML

• ExtendsClass - Free web-based HTTP client to send HTTP requests.

Tools for Teams and Collaboration

• Miro - Scalable, secure, cross-device and enterprise-ready team collaboration whiteboard for distributed teams. With freemium plan.

Security and PKI

• Dependabot Automated dependency updates for Ruby, JavaScript, Python, PHP, Elixir, Rust, Java (Maven and Gradle), .NET, Go, Elm, Docker, Terraform, Git Submodules and GitHub Actions.

• Virgil Security — Tools and services for implementing end-to-end encryption, database protection, IoT security and more in your digital solution. Free for applications with up to 250 users.

Issue Tracking and Project Management

• MeuScrum - Free online scrum tool with kanban board

Mar 09 - Mar 15, 2020

Tools for Teams and Collaboration

• Bitwarden — The easiest and safest way for individuals, teams, and business organizations to store, share, and sync sensitive data.

• Keybase — Keybase is a cool FOSS alternative to Slack, it keeps everyone's chats and files safe, from families to communities to companies.

Code Search and Browsing

• tickgit.com — Surfaces TODO comments (and other markers) to identify areas of code worth returning to for improvement.

Font

• dafont - The fonts presented on this website are their authors' property, and are either freeware, shareware, demo versions or public domain.

• Everything Fonts - Offers multiple tools; @font-face, Units Converter, Font Hinter and Font Submitter.

• Font Squirrel - Freeware fonts that is licensed for commercial work. Hand-selected these typefaces and presenting them in an easy-to-use format.

Mar 02 - Mar 08, 2020

Monitoring

• inspector.dev - A complete Real-Time monitoring dashboard in less than one minute with free forever tier.

Search

• searchly.com — Free 2 indices and 20 MB storage

Web Hosting

• Fenix Web Server - A developer desktop app for hosting sites locally and sharing them publically (in realtime). Work however you like, using its beautiful user interface, API, and/or CLI.

Feb 24 - Mar 01, 2020

APIs, Data and ML

• microenv.com — Create fake REST API for developers with possibility to generate code and app in docker container.

• Postbacks - Request HTTP callbacks for a later time. 8,000 free requests on signup.

Email

• Verifalia — Real-time email verification API with mailbox confirmation and disposable email address detector; 25 free email verifications/day.

PaaS

• codenameone.com — Open source, cross platform, mobile app development toolchain for Java/Kotlin developers. Free for commercial use with unlimited number of projects

DNS

• huaweicloud.com – Free DNS hosting by Huawei

Feb 17 - Feb 23, 2020

Data Visualization on Maps

• positionstack - Free geocoding for global places and coordinates. 25.000 Requests per month for personal use.

Feb 10 - Feb 16, 2020

Source Code Repos

• savannah.gnu.org - Serves as a collaborative software development management system for free Software projects (for GNU Projects)

• savannah.nongnu.org - Serves as a collaborative software development management system for free Software projects (for non-GNU projects)

Security and PKI

• keychest.net - SSL expiry management and cert purchase with an integrated CT database

Monitoring

• keychest.net/speedtest - Independent speed test and TLS handshake latency test against Digital Ocean

Email

• SimpleLogin – Open source, self-hostable email alias/forwarding solution. Free 5 Aliases, unlimited bandwith, unlimited reply/send. Free for educational staffs (student, researcher, etc).

Jan 27 - Feb 02, 2020

Storage and Media Processing

• cloudimage.com — Full image optimization and CDN service with 1500+ Points of Presence around the world. A variety of image resizing, compression, watermarking functions. Open source plugins for responsive images, 360 image making and image editing. Free monthly plan with 25GB of CDN traffic and 25GB of cache storage and unlimited transformations.

Design and UI

• Pixelixe — Create and edit engaging and unique graphics and images online.

Jan 20 - Jan 26, 2020

APIs, Data and ML

• CurrencyScoop - Realtime currency data API for fintech apps. Free plan includes 5000 calls per month.

Testing

• Gremlin — Gremlin's Chaos Engineering tools allow you to safely, securely, and simply inject failure into your systems to find weaknesses before they cause customer-facing issues. Gremlin Free provides access to Shutdown and CPU attacks on up to 5 hosts or containers.

Security and PKI

• CodeNotary.io — Open Source platform with indelible proof to notarize code, files, directories or container

Monitoring

• letsmonitor.org - SSL monitoring, free for up to 5 monitors

DBaaS

• Quickmetrics — Timeseries database with dashboard included, free up to 10,000 events/day and total of 5 metrics.

• restdb.io - a fast and simple NoSQL cloud database service. With restdb.io you get schema, relations, automatic REST API (with MongoDB-like queries) and an efficient multi-user admin UI for working with data. Free plan allows 3 users, 2500 records and 1 API requests per second.

Design and UI

• Mindmup.com — Unlimited mind maps for free, and store them in the cloud. Your mind maps are available everywhere, instantly, from any device.

Jan 13 - Jan 19, 2020

CMS

• acquia.com — Hosting for Drupal sites. Free tier for developers. Free development tools (such as Acquia Dev Desktop) also available

• Prismic — Headless CMS. Content management interface with fully hosted and scalable API. The Community Plan provides 1 user with unlimited API calls, documents, custom types, assets, and locales. Everything that you need for your next project. Bigger free plans available for Open Content/Open Source projects.

Testing

• websitepulse.com — Various free network and server tools.

Docker Related

• Play with Docker — A simple, interactive and fun playground to learn Docker.

Jan 06 - Jan 12, 2020

APIs, Data and ML

• ip-api — IP Geolocation API, Free for non-commercial use, no API key required, limited to 45 req/minute from the same IP address for the free plan.

DBaaS

• InfluxDB — Timeseries database, free up to 3MB/5 minutes writes, 30MB/5 minutes reads and 10,000 cardinalities series

IDE and Code Editing

• Apache Netbeans — Development Environment, Tooling Platform and Application Framework.

Dec 30 - Jan 05, 2019

Source Code Repos

• ionicframework.com - Repo and tools to develop applications with Ionic, also you have an ionic repo

• pijul.com - Unlimited free and open source distributed version control system. Its distinctive feature is to be based on a sound theory of patches, which makes it easy to learn and use, and really distributed. Solves many problems of git/hg/svn/darcs.

• plasticscm.com — Free for individuals, OSS and nonprofit organizations

APIs, Data and ML

• Beeceptor - Mock a rest API in seconds, fake API response and much more. Free 50 requests per day, public dashboard, open endpoints (anyone having link to the dashboard can view requests and responses).

• DB Designer — Cloud based Database schema design and modeling tool with a free starter plan of 2 Database models and 10 tables per model.

• GeoDataSource — Location search service lookup for city name by using latitude and longitude coordinate. Free API queries up to 500 times per month.

Screenshot APIs

• microlink.io – It turns any website into data such as metatags normalization, beauty link previews, scraping capabilities or screenshots as a service. 250 reqs/day every day free.

• ApiFlash — A screenshot API based on Aws Lambda and Chrome. Handles full page, capture timing, viewport dimensions, ...

• ScreenshotAPI.net - Screenshot API use one simple API call to generate screenshots of any website. Build to scale and hosted on Google Cloud. Offers 100 free screenshots per month.

• screenshotlayer.com — Capture highly customizable snapshots of any website. Free 100 snapshots/month

• screenshotmachine.com — Capture 100 snapshots/month, png, gif and jpg, including full-length captures, not only home page

Artifact Repos

• cloudrepo.io - Cloud based, private and public, Maven and PyPi repositories. Free for open source projects.

Tools for Teams and Collaboration

• cally.com — Find the perfect time and date for a meeting. Simple to use, works great for small and large groups.

• evernote.com — Tool for organizing information. Share your notes and work together with others

• flock.com — A faster way for your team to communicate. Free Unlimited Messages, Channels, Users, Apps & Integrations

• meet.jit.si — One click video conversations, screen sharing, for free

• Notion - Notion is a note-taking and collaboration application with markdown support that also integrates tasks, wikis, and databases. The company describes the app as an all-in-one workspace for note-taking, project management and task management. In addition to cross-platform apps, it can be accessed via most web browsers.

• Pendulums - Pendulums is a free time tracking tool which helps you to manage your time in a better manner with an easy to use interface and useful statistics.

• Raindrop.io - Private and secure bookmarking app for macOS, Windows, Android, iOS and Web. Free Unlimited Bookmarks and Collaboration.

• seafile.com — Private or cloud storage, file sharing, sync, discussions. Private version is full. Cloud version has just 1 GB

• slack.com — Free for unlimited users with some feature limitations

• talky.io — Free group video chat. Anonymous. Peer‑to‑peer. No plugins, signup, or payment required

• twist.com — An asynchronous-friendly team communication app where conversations stay organized and on-topic. Free and Unlimited plans available. Discounts provided for eligible teams.

• typetalk.com — Share and discuss ideas with your team through instant messaging on the web or on your mobile

• whereby.com — One click video conversations, for free (formerly known as appear.in)

• wistia.com — Video hosting with viewer analytics, HD video delivery and marketing tools to help understand your visitors, 25 videos and Wistia branded player

• zoom.us — Secure Video and Web conferencing, add-ons available. Free limited to 40 minutes

Code Quality

• beanstalkapp.com — A complete workflow to write, review and deploy code), free account for 1 user and 1 repository with 100 MB of storage

• browserling.com — Live interactive cross-browser testing, free only 3 minutes sessions with MS IE 9 under Vista at 1024 x 768 resolution

• codacy.com — Automated code reviews for PHP, Python, Ruby, Java, JavaScript, Scala, CSS and CoffeeScript, free for unlimited public and private repositories

• Codeac.io - Automated Infrastructure as Code review tool for DevOps integrates with GitHub, Bitbucket and GitLab (even self-hosted). In addition to standard languages, it analyzes also Ansible, Terraform, CloudFormation, Kubernetes, and more. (open-source free)

• codeclimate.com — Automated code review, free for Open Source and unlimited organisation-owned private repos (up to 4 collaborators). Also free for students and institutions.

• codecov.io — Code coverage tool (SaaS), free for Open Source and 1 free private repo

• coveralls.io — Display test coverage reports, free for Open Source

• deepscan.io — Advanced static analysis for automatically finding runtime errors in JavaScript code, free for Open Source

• gerrithub.io — Gerrit code review for GitHub repositories for free

• gocover.io — Code coverage for any Go package

• goreportcard.com — Code Quality for Go projects, free for Open Source

• gtmetrix.com — Reports and thorough recommendations to optimize websites

• lgtm.com — Continuous security analysis for Java, Python, JavaScript, TypeScript, C#, C and C++, free for Open Source

• reviewable.io — Code review for GitHub repositories, free for public or personal repos

• scrutinizer-ci.com — Continuous inspection platform, free for Open Source

• webceo.com — SEO tools but with also code verifications and different type of advices

• zoompf.com — Fix the performance of your web sites, detailed analysis

Code Search and Browsing

• sourcegraph.com — Java, Go, Python, Node.js, etc., code search/cross-references, free for Open Source

CI and CD

• AccessLint — AccessLint brings automated web accessibility testing into your development workflow. It's free for open source and education purposes.

• appveyor.com — CD service for Windows, free for Open Source

• bitrise.io — A CI/CD for mobile apps, native or hybrid. With 200 free builds/month 10 min build time and two team members. OSS projects get 45 min build time, +1 concurrency and unlimited team size.

• buddy.works — A CI/CD with 5 free projects and 1 concurrent runs (120 executions/month)

• buddybuild.com — Build, deploy and gather feedback for your iOS and Android apps in one seamless, iterative system

• circleci.com — Free for one concurrent build

• deployhq.com — 1 project with 10 daily deployments (30 build minutes/month)

• ligurio/awesome-ci (⭐3k) — Comparison of Continuous Integration services

Testing

• browserstack.com — Manual and automated browser testing, free for Open Source

• crossbrowsertesting.com - Manual, Visual, and Selenium Browser Testing in the cloud - free for Open Source

• everystep-automation.com — Records and replays all steps made in a web browser and creates scripts,... free with fewer options

• gridlastic.com — Selenium Grid testing with free plan up to 4 simultaneous selenium nodes/10 grid starts/4,000 test minutes/month

• saucelabs.com — Cross browser testing, Selenium testing and mobile testing, free for Open Source

• testingbot.com — Selenium Browser and Device Testing, free for Open Source

• tesults.com — Test results reporting and test case management. Integrates with popular test frameworks. Open Source software developers, individuals, educators, and small teams getting started can request discounted and free offerings beyond basic free project.

Security and PKI

• crypteron.com — Cloud-first, developer-friendly security platform prevents data breaches in .NET and Java applications

• globalsign.com — Free SSL certificates for Open Source

• letsencrypt.org — Free SSL Certificate Authority with certs trusted by all major browsers

• meterian.io - Monitor Java, Javascript, .NET, Scala, Ruby and NodeJS projects for security vulnerabilities in dependencies. Free for one private project, unlimited projects for open source.

• pyup.io — Monitor Python dependencies for security vulnerabilities and update them automatically. Free for one private project, unlimited projects for open source.

• qualys.com — Find web app vulnerabilities, audit for OWASP Risks

• report-uri.io — CSP and HPKP violation reporting

• ringcaptcha.com — Tools to use phone number as id, available for free

• snyk.io — Can find and fix known security vulnerabilities in your open source dependencies. Unlimited tests and remediation for open source projects. Limited to 200 tests/month for your private projects.

• ssllabs.com — Very deep analysis of the configuration of any SSL web server

• threatconnect.com — Threat intelligence: It is designed for individual researchers, analysts and organizations who are starting to learn about cyber threat intelligence. Free up to 3 Users

• tinfoilsecurity.com — Automated vulnerability scanning. Free plan allows weekly XSS scans

Management System

• runcloud.io - Server management focusing mainly on PHP projects. Free for up to 1 server.

Log Management

• sumologic.com — Free up to 500 MB/day, 7 days retention

Translation Management

• lingohub.com — Free up to 3 users, always free for Open Source

• oneskyapp.com — Limited free edition for up to 5 users, free for Open Source

• transifex.com — Free for Open Source

• webtranslateit.com — Free up to 500 strings

Monitoring

• appdynamics.com — Free for 24 hours metrics, application performance management agents limited to one Java, one .NET, one PHP and one Node.js

• assertible.com — Automated API testing and monitoring. Free plans for teams and individuals.

• blackfire.io — Blackfire is the SaaS-delivered Application Performance Solution. Free Hacker plan (PHP only)

• circonus.com — Free for 20 metrics

• cloudsploit.com — AWS security and configuration monitoring. Free: unlimited on-demand scans, unlimited users, unlimited stored accounts. Subscription: automated scanning, API access, etc.

• datadoghq.com — Free for up to 5 nodes

• elastic.co — Instant performance insights for JS developers. Free with 24 hours data retention

• freshworks.com — Monitor 50 URLs at 1-minute interval with 10 Global locations and 5 Public status pages for Free

• gitential.com — Software Development Analytics platform. Free: unlimited public repositories, unlimited users, free trial for private repos. On-prem version available for enterprise.

• instrumentalapp.com - Beautiful and easy-to-use application and server monitoring with up to 500 metrics and 3 hours of data visibility for free

• loader.io — Free load testing tools with limitations

• pingbreak.com — Modern uptime monitoring service. Check unlimited URLs and get downtime notifications via Discord, Slack or email.

• sematext.com — Free for 24 hours metrics, unlimited number of servers, 10 custom metrics, 500,000 custom metrics data points, unlimited dashboards, users, etc.

• sitemonki.com — Website, domain, Cron & SSL monitoring, 5 monitors in each category for free

• skylight.io — Free for first 100,000 requests (Rails only)

• speedchecker.xyz — Performance Monitoring API, checks Ping, DNS, etc.

• stathat.com — Get started with 10 stats for free, no expiration

• statuscake.com — Website monitoring, unlimited tests free with limitations

• thousandeyes.com — Network and user experience monitoring. 3 locations and 20 data feeds of major web services free

• uptimerobot.com — Website monitoring, 50 monitors free

Crash and Exception Handling

• rollbar.com — Exception and error monitoring, free plan with 5,000 errors/month, unlimited users, 30 days retention

• sentry.io — Sentry tracks app exceptions in real-time, has a small free plan. Free for 5k errors per month/ 1 user, unrestricted use if self-hosted

Email

• 10minutemail - Free, temporary email for testing.

• AnonAddy - Open-source anonymous email forwarding, create unlimited email aliases for free

• biz.mail.ru — 5,000 mailboxes with 25 GB each per custom domain with DNS hosting

• Burnermail – Free 5 Burner Email Addresses, 1 Mailbox, 7 day Mailbox History

• Buttondown — Newsletter service. Up to 1,000 subscribers free

• Contact.do — Contact form in a link (bitly for contact forms) - totally free!

• debugmail.io — Easy to use testing mail server for developers

• elasticemail.com — 100 free emails/day. 1,000 emails for $0.09 through API (pay as you go).

• ImprovMX – Free email forwarding

• inumbo.com — SMTP based spam filter, free for 10 users

• mail-tester.com — Test if email's dns/spf/dkim/dmarc settings are correct, 20 free/month

• mailboxlayer.com — Email validation and verification JSON API for developers. 1,000 free API requests/month

• mailcatcher.me — Catches mail and serves it through a web interface

• mailinator.com — Free, public, email system where you can use any inbox you want

• mailkitchen — Free for life without commitment, 10,000 emails/month, 1,000 emails/day

• Mailnesia - Free temporary/disposable email, which auto visit registration link.

• phplist.com — Hosted version allow 300 emails/month free

• sendgrid.com — 100 emails/day and 2,000 contacts free

• sendinblue.com — 9,000 emails/month free

• sendpulse.com — 50 emails free/hour, first 12,000 emails/month free

• socketlabs.com - 40k emails free for first month, then first 2000 emails/month free

• sparkpost.com — First 500 emails/month free

• tinyletter.com — 5,000 subscribers/month free

• trashmail.com - Free disposable email addresses with forwarding and automatic address expiration

Forms

• Formcarry.com - HTTP POST Form endpoint, Free plan allows 100 submissions per month.

• formlets.com — Online forms, unlimited single page forms/month, 100 submissions/month, email notifications.

• Kwes.io - Feature rich form endpoint. Works great with static sites. Free plan includes up 1 website with up to 50 submissions per month.

• staticforms.xyz - Integrate HTML forms easily without any server side code for free. After user submits the form an email will be sent to your registered address with form content.

• Typeform.com — Include beautifully designed forms on websites. Free plan allows only 10 fields per form and 100 responses per month.

CDN and Protection

• PageCDN.com - Offers free Public CDN for everyone, and free Private CDN for opensource / nonprofits.

• raw.githack.com — A modern replacement of rawgit.com which simply hosts file using Cloudflare

• section.io — A simple way to spin up and manage a complete Varnish Cache solution. Supposedly free forever for one site

• toranproxy.com — Proxy for Packagist and GitHub. Never fail CD. Free for personal use, 1 developer, no support

PaaS

• configure.it — Mobile app development platform, free for 2 projects, limited features but no resource limits

• gigalixir.com - Gigalixir provide 1 free instance that never sleeps, and free-tier PostgreSQL database limited to 2 connections, 10, 000 rows and no backups, for Elixir/Phoenix apps.

• outsystems.com — Enterprise web development PaaS for on-premise or cloud, free "personal environment" offering allows for unlimited code and up to 1 GB database

• pipedream.com - An integration platform built for developers. Develop any workflow, based on any trigger. Workflows are code, which you can run for free. No server or cloud resources to manage.

BaaS

• netlicensing.io - A cost-effective and integrated Licensing-as-a-Service (LaaS) solution for your software on any platform from Desktop to IoT and SaaS. Basic Plan for FREE while you are a student.

• onesignal.com — Unlimited free push notifications

• paraio.com — Backend service API with flexible authentication, full-text search and caching. Free for 1 app, 1GB app data.

• posthook.io — Job Scheduling Service. Allows you to schedule requests for specific times. 500 scheduled requests/month free.

• progress.com — Mobile backend, starter plan has unlimited requests/second, with 1 GB of data storage. Enterprise application support

• pushbots.com — Push notification service. Free for up to 1.5 million pushes/month

• pushcrew.com — Push notification service. Unlimited notifications up to 2000 Subscribers

• pusher.com — Free, unlimited push notifications for 2000 monthly active users. A single API for iOS and Android devices.

• quickblox.com — A communication backend for instant messaging, video and voice calling and push notifications

• stackstorm.com — Event-driven automation for apps, services and workflows, free without flow, access control, LDAP,...

• tyk.io — API management with authentication, quotas, monitoring and analytics. Free cloud offering

• zapier.com — Connect the apps you use, to automate tasks. 5 zaps, every 15 minutes and 100 tasks/month

Web Hosting

• Awardspace.com — Free web hosting + a free short domain, PHP, MySQL, App Installer, Email Sending & No Ads.

• Freehostia — FreeHostia offers free hosting services incl. an industry-best Control Panel & a 1-click installation of 50+ free apps. Instant setup. No forced ads.

• tilda.cc — One site, 50 pages, 50 MB storage, only the main pre-defined blocks among 170+ available, no fonts, no favicon and no custom domain

DNS

• 1984.is — Free DNS service with API, and lots of other free DNS features included.

• biz.mail.ru — Free email and DNS hosting for up to 5,000 users

• cloudns.net — Free DNS hosting up to 1 domain with 50 records

• dnspod.com — Free DNS hosting.

• duckdns.org — Free DDNS with up to 5 domains on the free tier. With configuration guides for various setups.

• dynu.com — Free dynamic DNS service

• ns1.com — Data Driven DNS, automatic traffic management, 500k free queries

• zoneedit.com — Free DNS hosting with Dynamic DNS Support.

• zonewatcher.com — Automatic backups and DNS change monitoring. 1 domain free

DBaaS

• airtable.com — Looks like a spreadsheet, but it's a relational database, unlimited bases, 1,200 rows/base and 1,000 API requests/month

Tunneling, WebRTC, Web Socket Servers and Other Routers

• Hamachi — LogMeIn Hamachi is a hosted VPN service that lets you securely extend LAN-like networks to distributed teams with free plan allows unlimited networks with up to 5 peoples

• ngrok.com — Expose locally running servers over a tunnel to a public URL.

Issue Tracking and Project Management

• acunote.com — Free project management and SCRUM software for up to 5 team members

• asana.com — Free for private project with collaborators

• Basecamp - To-do lists, milestone management, forum-like messaging, file sharing, and time tracking. Up to 3 projects, 20 users, and 1GB of storage space.

• cacoo.com — Online diagrams in real-time: flowchart, UML, network. Free max. 15 users/diagram, 25 sheets

• clickup.com — Project management. Free, premium version with cloud storage. Mobile applications and Git integrations available

• Cloudcraft — Design a professional architecture diagram in minutes with the Cloudcraft visual designer, optimized for AWS with smart components that show live data too.

• contriber.com — Customizable project management platform, free starter plan, 5 workspaces

• GraphQL Inspector - GraphQL Inspector ouputs a list of changes between two GraphQL schemas. Every change is precisely explained and marked as breaking, non-breaking or dangerous.

• huboard.com — Instant project management for your GitHub issues, free for Open Source

• kanbanflow.com — Board-based project management. Free, premium version with more options

• Ora - Agile task management & team collaboration. Free for up to 3 users and files are limited to 10 MB.

• pivotaltracker.com — Free for unlimited public projects and two private projects with 3 total active users (read-write) and unlimited passive users (read-only).

• plan.io — Project Management with Repository Hosting and more options. Free for 2 users with 10 customers and 500MB Storage

• planitpoker.com — Free online planning poker (estimation tool)

• SpeedBoard - Board for Agile and Scrum retrospectives - Free.

• Tadum - Meeting agenda and minutes app designed for recurring meetings, free for teams up to 10

• taskade.com — Real-time collaborative task lists and outlines for teams

• testlio.com — Issue tracking, test management and beta testing platform. Free for private use

• todoist.com — Collaborative and individual task management. Free, Premium and Team plans are available. Discounts provided for eligible users.

• trello.com — Board-based project management. Unlimited Personal Boards, 10 Team Boards.

• vivifyscrum.com — Free tool for Agile project management. Scrum Compatible

• YouTrack — Free hosted YouTrack (InCloud) for FOSS projects, private projects (free for 3 users). Includes time tracking and agile boards

Storage and Media Processing

• gumlet.com — Image resize-as-a-service. It also optimizes images and performs delivery via CDN. Free tier includes 1 GB bandwidth and unlimited number of image processing every month for 1 year.

• kraken.io — Image optimization for website performance as a service, free plan up to 1 MB file size

• otixo.com — Encrypt, share, copy and move all your cloud storage files from one place. Basic plan provides unlimited files transfer with 250 MB max. file size and allows 5 encrypted files

• packagecloud.io — Hosted Package Repositories for YUM, APT, RubyGem and PyPI. Limited free plans, open source plans available via request

• piio.co — Responsive image optimization and delivery for every website. Free plan for developers and personal websites. Includes free CDN, WebP and Lazy Loading out of the box.

• placeholder.com — A quick and simple image placeholder service

• placekitten.com — A quick and simple service for getting pictures of kittens for use as placeholders

• plot.ly — Graph and share your data. Free tier includes unlimited public files and 10 private files

• podio.com — You can use Podio with a team of up to five people and try out the features of the Basic Plan, except user management

• redbooth.com — P2P file syncing, free for up to 2 users

• tinypng.com — API to compress and resize PNG and JPEG images, offers 500 compressions for free each month

• transloadit.com — Handles file uploads and encoding of video, audio, images, documents. Free for Open source, charities, and students via the GitHub Student Developer Pack. Commercial applications get 2 GB free for test driving

Design and UI

• clevebrush.com — Free Graphics Design / Photo Collage App, also they offer paid integration of it as component.

• cloudconvert.com — Convert anything to anything. 208 supported formats including videos to gif.

• designer.io — Design tool for UI, illustrations and more. Has a native app. Free.

• figma.com — Online, collaborative design tool for teams; free tier includes unlimited files and viewers with a max of 2 editors and 3 projects.

• landen.co — Generate, edit and publish beautiful websites and landing pages for your startup. All without code. Free tier allows you to have one website, fully customizable and published on the web.

• lensdump.com - Free cloud image hosting.

• marvelapp.com — Design, prototyping and collaboration, free plan limited to one user and one project.

• Pencil (⭐8.5k) - Open source design tool using Electron.

• pexels.com - Free stock photos for commercial use. Has free API that allows you to search photos by keywords.

• photopea.com — A Free, Advanced online design editor with Adobe Photoshop UI supporting PSD, XCF & Sketch formats (Adobe Photoshop, Gimp and Sketch App).

• pixlr.com — Free online browser editor on the level of commercial ones.

• resizeappicon.com — A simple service to resize and manage your app icons.

• unDraw - A constantly updated collection of beautiful svg images that you can use completely free and without attribution.

• unsplash.com - Free stock photos for commercial and noncommercial purposes (do-whatever-you-want license).

• vectr.com — Free Design App for Web + Desktop.

• walkme.com — Enterprise Class Guidance and Engagement Platform, free plan 3 walk-thrus up to 5 steps/walk.

• Webflow - WYSIWYG web site builder with animations and website hosting. Free for 2 projects.

• whimsical.com - Collaborative flowcharts, wireframes, sticky notes and mind maps. Create up to 4 free boards.

• Zeplin — Designer and developer collaboration platform. Show designs, assets and styleguides. Free for 1 project.

Data Visualization on Maps

• carto.com — Create maps and geospatial APIs from your data and public data.

• gogeo.io — Maps and geospatial services with an easy to use API and support for big data.

• graphhopper.com A free package for developers is offered for Routing, Route Optimization, Distance Matrix, Geocoding, Map Matching.

• here — APIs and SDKs for maps and location-aware apps. 250k transactions/month for free.

• opencagedata.com — Geocoding API that aggregates OpenStreetMap and other open geo sources. 2,500 free queries/day.

• osmnames — Geocoding, search results ranked by the popularity of related Wikipedia page.

IDE and Code Editing

• Atom - Atom is a hackable text editor built on Electron.

• cacher.io — Code snippet organizer with labels and support for 100+ programming languages.

• cocalc.com — (formerly SageMathCloud at cloud.sagemath.com) — Collaborative calculation in the cloud. Browser access to full Ubuntu with built-in collaboration and lots of free software for mathematics, science, data science, preinstalled: Python, LaTeX, Jupyter Notebooks, SageMath, scikitlearn, etc.

• codepen.io — CodePen is a playground for the front end side of the web.

• codesandbox.io — Online Playground for React, Vue, Angular, Preact and more.

• ide.goorm.io goormIDE is full IDE on cloud. multi-language support, linux-based container via the fully-featured web-based terminal, port forwarding, custom url, real-time collaboration and chat, share link, Git/Subversion support. There are many more features (free tier includes 1GB RAM and 10GB Storage per container, 5 Container slot).

• JDoodle — Online compiler and editor for more than 60 programming languages with a free plan for REST API code compiling up to 200 credits per day.

• jetbrains.com — Productivity tools, IDEs and deploy tools (aka IntelliJ IDEA, PyCharm, etc). Free license for students, teachers, Open Source and user groups.

• jsfiddle.net — JS Fiddle is a playground and code sharing site of front end web, support collaboration as well.

• micro-jaymock - Tiny API mocking microservice for generating fake JSON data.

• mockable.io — Mockable is a simple configurable service to mock out RESTful API or SOAP web-services. This online service allows you to quickly define REST API or SOAP endpoints and have them return JSON or XML data.

• Visual Studio Community — Fully-featured IDE with thousands of extensions, cross-platform app development (Microsoft extensions available for download for iOS and Android), desktop, web and cloud development, multi-language support (C#, C++, JavaScript, Python, PHP and more).

• wakatime.com — Quantified self-metrics about your coding activity, using text editor plugins, limited plan for free.

Analytics, Events and Statistics

• amplitude.com — 1 million monthly events, up to 2 apps

• getinsights.io - Privacy-focused, cookie free analytics, free for up to 5k events/month.

• optimizely.com — A/B Testing solution, free starter plan, 1 website, 1 iOS and 1 Android app

• sematext.com — Free for up to 50 K actions/month, 1-day data retention, unlimited dashboards, users, etc.

• usabilityhub.com — Test designs and mockups on real people, track visitors. Free for one user, unlimited tests

Visitor Session Recording

• hotjar.com — Per site: 2,000 pages views/day, 3 heatmaps, data stored for 3 months,...

• usersurge.com — 250K sessions per month for individuals.

Payment and Billing Integration

• exchangerate-api.com - An easy to use currency conversion JSON API. Free tier with no request limit.

Docker Related

• canister.io — 20 free private repositories for developers, 30 free private repositories for teams to build and store Docker images

Miscellaneous

• ConfigCat - Cross-platform feature flag service. SDKs for all major languages. Free plan up to 10 flags, 2 environments, 1 product and 5 Million requests per month. Unlimited user seats. Students get 100 flags and 100 Million requests per month for free.

• FOSSA - Scalable, end-to-end management for third-party code, license compliance and vulnerabilities.

• ReqBin — Post HTTP Requests Online. Popular Request Methods include GET, POST, PUT, DELETE, and HEAD. Supports Headers and Token Authentication. Includes a basic login system for saving your requests.

• superfeedr.com — Real-time PubSubHubbub compliant feeds, export, analytics. Free with less customization

• SurveyMonkey.com — Create online surveys. Analyze the results online. Free plan allows only 10 questions and 100 responses per survey.

Other Free Resources

• getawesomeness — Retrieve all amazing awesomeness from GitHub... a must see

Dec 23 - Dec 29, 2019

Tools for Teams and Collaboration

• StatusPile - A status page of status pages. Track the status pages of your upstream providers.

Design and UI

• Proto.io - Create fully interactive UI prototypes without coding. Free tier available when free trial ends. Free tier includes: 1 user, 1 project, 5 prototypes, 100MB online storage and preview in proto.io app.

Dec 16 - Dec 22, 2019

APIs, Data and ML

• Calendarific - Enterprise-grade Public holiday API service for over 200 countries. Free plan includes 1000 calls per month.

Dec 09 - Dec 15, 2019

Tools for Teams and Collaboration

• Filestash — A Dropbox-like file manager that connects to a range of protocols and platforms: S3, FTP, SFTP, Minio, Git, WebDAV, Backblaze, LDAP and more.

Visitor Session Recording

• FullStory.com — 1,000 sessions/month with 1 month data retention and 3 user seats. More information here.

Dec 02 - Dec 08, 2019

Messaging and Streaming

• pusher.com — Realtime messaging service. Free for up to 100 simultaneous connections and 200,000 messages/day

Translation Management

• POEditor — Free up to 1000 strings

Forms

• formingo.co- Easy HTML forms for static websites, get started for free without registering an account. Free plan allows 500 submissions per month, customizable reply-to email address.

Web Hosting

• Versoly — SaaS focussed website builder - unlimited websites, 70+ blocks, 5 templates, custom CSS, favicon, SEO and forms. No custom domain.

DBaaS

• scalingo.com — Primarily a PaaS but offers a 128MB to 192MB free tier of MySQL, PostgreSQL or MongoDB

Storage and Media Processing

• easyDB.io — one-click, hosted database provider. They provide a database for the programming language of your choice for development purposes. The DB is ephemeral and will be deleted after 24 or 72 hours on the free tier.

• npoint.io — JSON store with collaborative schema editing

Design and UI

• AllTheFreeStock - a curated list of free stock images, audio and videos.

• CodeMyUI - Handpicked collection of Web Design & UI Inspiration with Code Snippets.

Data Visualization on Maps

• geocod.io — Geocoding via API or CSV Upload. 2,500 free queries/day.

• giscloud.com — Visualize, analyze and share geo data online.

• mapbox.com — Maps, geospatial services and SDKs for displaying map data.

Package Build System

• build.opensuse.org — Package build service for multiple distros (SUSE, EL, Fedora, Debian etc).

• copr.fedorainfracloud.org — Mock-based RPM build service for Fedora and EL.

• help.launchpad.net — Ubuntu and Debian build service.

IDE and Code Editing

• apiary.io — Collaborative design API with instant API mock and generated documentation (Free for unlimited API blueprints and unlimited user with one admin account and hosted documentation).

• jsbin.com — JS Bin is another playground and code sharing site of front end web (HTML, CSS and JavaScript. Also supports Markdown, Jade and Sass).

• VSCodium - Community-driven, without telemetry/tracking, and freely-licensed binary distribution of Microsoft’s editor VSCode

Nov 25 - Dec 01, 2019

Messaging and Streaming

• synadia.com — NATS.io as a service. Global, AWS, GCP, and Azure. Free forever with 4k msg size, 50 active connections and 5GB of data per month.

Nov 18 - Nov 24, 2019

Storage and Media Processing

• QuickChart — Generate embeddable image charts, graphs, and QR codes

Nov 04 - Nov 10, 2019

APIs, Data and ML

• FraudLabs Pro — Screen an order transaction for credit card payment fraud. This REST API will detect all possible fraud traits based on the input parameters of an order. Free Micro plan has 500 transactions per month.

• ROBOHASH - Web service to generate unique (cool :) images from any text.

• Webhook.site - Easily test HTTP webhooks with this handy tool that displays requests instantly.

Tools for Teams and Collaboration

• Spectrum - Create public or private communities for free.

• Tefter - Bookmarking app with a powerful Slack integration. Free for open-source teams.

Code Quality

• codescene.io - CodeScene prioritizes technical debt based on how the developers work with the code and visualizes organizational factors like team coupling and system mastery. Free for Open Source.

• dareboost - 5 free analysis report for web performance, accessibility, security each month

Testing

• cypress.io - Fast, easy and reliable testing for anything that runs in a browser. Cypress Test Runner is always free and open source with no restrictions and limitations. Cypress Dashboard is free for open source projects for up to 5 users.

Monitoring

• appneta.com — Free with 1-hour data retention

CDN and Protection

• Microsoft Ajax — The Microsoft Ajax CDN hosts popular third-party JavaScript libraries such as jQuery and enables you to easily add them to your Web application

BaaS

• iron.io — Async task processing (like AWS Lambda) with free tier and 1-month free trial

Tunneling, WebRTC, Web Socket Servers and Other Routers

• segment.com — Hub to translate and route events to other third-party services. 100,000 events/month free

• webhookrelay.com — Manage, debug, fan-out and proxy all your webhooks to public or internal (ie: localhost) destinations. Also, expose servers running in a private network over a tunnel by getting a public HTTP endpoint (https://yoursubdomain.webrelay.io <----> http://localhost:8080).

Issue Tracking and Project Management

• kanbantool.com — Kanban board-based project management. Free, paid plans with more options

Design and UI

• Invision App - UI design and prototyping tool. Desktop and webapp available. Free to use with 1 active prototype.

Visitor Session Recording

• smartlook.com — free packages for web and mobile apps (1500 sessions/month), 3 heatmaps, 1 funnel, 1-month data history

Miscellaneous

• PDFMonkey — Manage PDF templates in a dashboard, call the API with dynamic data, download your PDF. Offers 300 free documents per month.

Oct 28 - Nov 03, 2019

APIs, Data and ML

• Clarifai — Image API for custom face recognition and detection. Able to train AI models. Free plan has 5000 calls per month.

• Diggernaut — Cloud based web scraping and data extraction platform for turning any website to the dataset or to work with it as with an API. Free plan includes 5K page requests monthly.

• dreamfactory.com — Open source REST API backend for mobile, web, and IoT applications. Hook up any SQL/NoSQL database, file storage system, or external service and it instantly creates a comprehensive REST API platform with live documentation, user management,...

• FreeGeoIP.app - Completely free Geo IP information (JSON, CSV, XML). No registration required, 15000 queries per hour rate limit.

• MailboxValidator — Email verification service using real mail server connection to confirm valid email. Free API plan has 300 verifications per month.

• OCR.Space — An OCR API which parses image and pdf files returning the text results in JSON format. 25,000 requests per month free.

• Pixela - Free daystream database service. All operations are performed by API. Visualization with heat maps and line graphs is also possible.

• Postman — Simplify workflows and create better APIs – faster – with Postman, a collaboration platform for API development. Use the Postman App for free forever. Postman cloud features are also free forever with certain limits.

• ProxyCrawl — Crawl and scrape websites without the need of proxies, infrastructure or browsers. We solve captchas for you and prevent you being blocked. The first 1000 calls are free of charge.

• RequestBin.com — Create a free endpoint to which you can send HTTP requests. Any HTTP requests sent to that endpoint will be recorded with the associated payload and headers so you can observe requests from webhooks and other services.

Security and PKI

• Sucuri SiteCheck - Free website security check and malware scanner

Management System

• moss.sh - Help developers deploy and manage their web apps and servers. Free up to 25 git deployments per month

Email

• cloudmersive.com — Email validation and verification API for developers, 2,000 free API requests/month

Tunneling, WebRTC, Web Socket Servers and Other Routers

• conveyor.cloud — Visual Studio extension to expose IIS Express to the local network or over a tunnel to a public URL.

Other Free Resources

• Framacloud — A list of Free/Libre Open Source Software and SaaS by the French non-profit Framasoft.

Oct 21 - Oct 27, 2019

Major Cloud Providers

• IBM Cloud
  • Cloud Functions - 5 million executions per month
  • Object Storage - 25GB per month
  • Cloudant database - 1 GB of data storage
  • Db2 database - 100MB of data storage
  • API Connect - 50,000 API calls per month
  • Availability Monitoring - 3 million data points per month
  • Log Analysis - 500MB of daily log
  • Full, detailed list - https://www.ibm.com/cloud/free/

Email

• Substack — Unlimited free newsletter service. Start paying when you charge for it.

BaaS

• back4app.com - Back4App is an easy-to-use, flexible and scalable backend based on Parse Platform.

• backendless.com — Mobile and Web Baas, with 1 GB file storage free, push notifications 50000/month, and 1000 data objects in table.

Data Visualization on Maps

• Foursquare - Location discovery, venue search, and context-aware content from Places API and Pilgrim SDK.

• stadiamaps.com — Map tiles, routing, navigation, and other geospatial APIs. 2,500 free map views and API requests / day for non-commercial usage and testing.

Oct 14 - Oct 20, 2019

Email

• Sender Up to 15 000 emails/month - Up to 2 500 subscribers

Oct 07 - Oct 13, 2019

Major Cloud Providers

• Oracle Cloud
  • Compute - 2 x64-based with 1 GB RAM each, 4 Arm-based Ampere A1 cores and 24 GB of memory usable as one VM or up to 4 VMs
  • Block Volume - 4 volumes, 200 GB total (used for compute)
  • Object Storage - 10 GB
  • Load balancer - 1 instance with 10 Mbps
  • Databases - 2 DBs, 20 GB each
  • Monitoring - 500 million ingestion datapoints, 1 billion retrieval datapoints
  • Bandwidth - 10 TB egress per month, speed limited to 50 Mbps on x64 based VM, 500 Mbps * core count on ARM based VM
  • Public IP - 2 IPv4 for VMs, 1 IPv4 for load balancer
  • Notifications - 1 million delivery options per month, 1000 emails sent per month
  • Full, detailed list - https://www.oracle.com/cloud/free/

Sep 30 - Oct 06, 2019

Payment and Billing Integration

• currencystack.io — Production-ready real-time exchange rates for 154 currencies.

Sep 02 - Sep 08, 2019

APIs, Data and ML

• IPTrace — An embarrassingly simple API that provides reliable and useful IP geolocation data for your business.

Aug 19 - Aug 25, 2019

Analytics, Events and Statistics

• quantcast.com — Unlimited free analytics

Aug 12 - Aug 18, 2019

Log Management

• sematext.com — Free up to 500 MB/day, 7 days retention

Crash and Exception Handling

• bugsnag.com — Free for up to 2,000 errors/month after the initial trial

IaaS

• backblaze.com — Backblaze B2 cloud storage. Free 10 GB (Amazon S3-like) object storage for unlimited time

Issue Tracking and Project Management

• targetprocess.com — Visual project management, from Kanban and Scrum to almost any operational process. Free for unlimited users, up to 1,000 data entities {more details}

Storage and Media Processing

• filestack.com — File picker, transform and deliver, free for 250 files, 500 transformations and 3 GB bandwidth

• image-charts.com — Unlimited image chart generation with a watermark

Data Visualization on Maps

• maptiler.com — Vector maps, map services and SDKs for map visualisation. Free vector tiles with weekly update and four map styles.

Analytics, Events and Statistics

• heap.io — Automatically captures every user action in iOS or web apps. Free for up to 5,000 visits/month

Visitor Session Recording

• mousestats.com — 100 sessions/month free for 1 website

Miscellaneous

• fullcontact.com — Help your users know more about their contacts by adding social profile into your app. 500 free Person API matches/month

Aug 05 - Aug 11, 2019

DNS

• namecheap.com — Free DNS. No limit on number of domains

• pointhq.com — Free DNS hosting on Heroku.

Jul 22 - Jul 28, 2019

Email

• postmarkapp.com - 100 emails/month free, unlimited DMARC weekly digests

Jun 24 - Jun 30, 2019

Log Management

• bugfender.com — Free up to 100k log lines/day with 24 hours retention

Apr 29 - May 05, 2019

Monitoring

• pagertree.com - Simple interface for alerting and on-call management. Free up to 5 users.

Apr 01 - Apr 07, 2019

APIs, Data and ML

• IPList — Lookup details about any IP address, such as Geo IP information, tor addresses, hostnames and ASN details. Free for personal and business users.

Mar 11 - Mar 17, 2019

Monitoring

• paessler.com — Powerful infrastructure and network monitoring solution including alerting, strong visualization capabilities and basic reporting. Free up to 100 sensors.

Feb 25 - Mar 03, 2019

APIs, Data and ML

• IP2Location — Freemium IP geolocation service. LITE database is available for free download. Import the database in server and perform local query to determine city, coordinates and ISP information.

Email

• pepipost.com — 30k emails free for first month, then first 100 emails/day free

Jan 21 - Jan 27, 2019

APIs, Data and ML

• Colaboratory — Free web-based Python notebook environment with Nvidia Tesla K80 GPU.

Dec 24 - Dec 30, 2018

Monitoring

• healthchecks.io — Monitor your cron jobs and background tasks. Free for up to 20 checks.

Nov 12 - Nov 18, 2018

Monitoring

• opsgenie.com — Powerful alerting and on-call management for operating always-on services. Free up to 5 users.

Sep 10 - Sep 16, 2018

Source Code Repos

• NotABug — NotABug.org is a free-software code collaboration platform for freely licensed projects, Git-based

• perforce.com — Free 1GB Cloud and Git, Mercurial, or SVN repositories.

Artifact Repos

• central.sonatype.org — The default artifact repository for Apache Maven, SBT and other build systems.

• cloudsmith.io — Simple, secure and centralised repository service for Java/Maven, RedHat, Debian, Python, Ruby, Vagrant +more. Free tier + free for open source.

• jitpack.io — Maven repository for JVM and Android projects on GitHub, free for public projects.

Translation Management

• Loco — Free up to 2000 translations, Unlimited translators, 10 languages/project, 1000 translatable assets/project

DNS

• noip — a dynamic dns service that allows up to 3 hostnames free with confirmation every 30 days

Issue Tracking and Project Management

• zenkit.com — Project management and collaboration tool. Free for up to 5 members, 5 GB attachments.

Analytics, Events and Statistics

• Moesif — API analytics for REST and GraphQL. (Free up to 500,000 API calls/mo)

Sep 03 - Sep 09, 2018

Email

• mailchimp.com — 2,000 subscribers and 12,000 emails/month free

• moosend.com — Mailing list management service. Free account for 6 months for startups

CDN and Protection

• bootstrapcdn.com — CDN for bootstrap, bootswatch and fontawesome.io

DNS

• luadns.com — Free DNS hosting, 3 domains, all features with reasonable limits

DBaaS

• elephantsql.com — PostgreSQL as a service, 20 MB free

Storage and Media Processing

• embed.ly — Provides APIs for embedding media in a webpage, responsive image scaling, extracting elements from a webpage. Free for up to 5,000 URLs/month at 15 requests/second

Aug 27 - Sep 02, 2018

Code Quality

• sonarcloud.io — Automated source code analysis for Java, JavaScript, C/C++, C#, VB.NET, PHP, Objective-C, Swift, Python, Groovy and even more languages, free for Open Source

BaaS

• pushtechnology.com — Real-time Messaging for browsers, smartphones and everyone. 100 concurrent connections. Free 10 GB data/month

Aug 20 - Aug 26, 2018

Testing

• checkbot.io — Browser extension that tests if your website follows 50+ SEO, speed and security best practices. Free tier for smaller websites.

Jun 04 - Jun 10, 2018

Security and PKI

• Mozilla Observatory — Find and fix security vulnerabilities in your site.

Feb 19 - Feb 25, 2018

IDE and Code Editing

• fakejson.com — FakeJSON helps you quickly generate fake data using its API. Make an API request describing what you want and how you want it. The API returns it all in JSON. Speed up the go to market process for ideas and fake it till you make it.

Jan 15 - Jan 21, 2018

Security and PKI

• Have I been pwned? — REST API for fetching the information on the breaches.

• Internet.nl — Test for modern Internet Standards like IPv6, DNSSEC, HTTPS, DMARC, STARTTLS and DANE

Nov 06 - Nov 12, 2017

Security and PKI

• alienvault.com — Uncovers compromised systems in your network

Oct 23 - Oct 29, 2017

Source Code Repos

• projectlocker.com — One free private project (Git and Subversion) with 50 MB space

CI and CD

• semaphoreci.com — Free for Open Source, 100 private builds per month

Oct 16 - Oct 22, 2017

Tools for Teams and Collaboration

• Igloo — Internal portal for sharing documents, blogs and calendars etc. Free for up to 10 users.

Sep 04 - Sep 10, 2017

Code Quality

• shields.io — Quality metadata badges for open source projects

Miscellaneous

• http2.pro — HTTP/2 protocol readiness test and client HTTP/2 support detection API.

Mar 20 - Mar 26, 2017

Management System

• jamf.com — Device management for iPads, iPhones and Macs, 3 devices free

Mar 06 - Mar 12, 2017

DBaaS

• MongoDB Atlas — free tier gives 512 MB

Jan 16 - Jan 22, 2017

Tools for Teams and Collaboration

• ideascale.com — Allow clients to submit ideas and vote, free for 25 members in 1 community

Issue Tracking and Project Management

• ubertesters.com — Test platform, integration and crowdtesters, 2 projects, 5 members

Dec 05 - Dec 11, 2016

Source Code Repos

• codebasehq.com — One free project with 100 MB space and 2 users

Tools for Teams and Collaboration

• gitter.im — Chat, for GitHub. Unlimited public and private rooms, free for teams up to 25

• hangouts.google.com — One place for all your conversations, for free, need a Google account

Code Search and Browsing

• libraries.io — Search and dependency update notifications for 32 different package managers, free for open source

CI and CD

• codefresh.io — Free-for-Life plan: 1 build, 1 environment, shared servers, unlimited public repos

Monitoring

• freeboard.io — Free for public projects. Dashboards for your Internet of Things (IoT) projects

Web Hosting

• surge.sh — Static web publishing for Front-End developers. Unlimited sites with custom domain support

Nov 07 - Nov 13, 2016

Security and PKI

• cloudsploit.com — Amazon Web Services (AWS) security and compliance auditing and monitoring

Oct 17 - Oct 23, 2016

Docker Related

• Docker Hub — One free private repository and unlimited public repositories to build and store Docker images

• quay.io — Build and store container images with unlimited free public repositories

Aug 08 - Aug 14, 2016

Web Hosting

• pantheon.io — Drupal and WordPress hosting, automated DevOps and scalable infrastructure. Free for developers and agencies

May 02 - May 08, 2016

Miscellaneous

• docsapp.io — Easiest way to publish documentation, free for Open Source

Mar 14 - Mar 20, 2016

Email

• mailtrap.io — Fake SMTP server for development, free plan with 1 inbox, 50 messages, no team member, 2 emails/second, no forward rules

Jan 11 - Jan 17, 2016

Tools for Teams and Collaboration

• helplightning.com — Help over video with augmented reality. Free without analytics, encryption, support

BaaS

• pubnub.com — Free push notifications for up to 1 million messages/month and 100 active daily devices

Search

• algolia.com — Hosted search-as-you-type (instant). Free hacker plan up to 10,000 documents and 100,000 operations. Bigger free plans available for community/Open Source projects

Issue Tracking and Project Management

• bitrix24.com — Free intranet and project management tool

Jan 04 - Jan 10, 2016

Code Quality

• houndci.com — Comments on GitHub commits about code quality, free for Open Source

• scan.coverity.com — Static code analysis for Java, C/C++, C# and JavaScript, free for Open Source

Code Search and Browsing

• searchcode.com — Comprehensive text-based code search, free for Open Source

CI and CD

• codeship.com — 100 private builds/month, 5 private projects, unlimited for Open Source

• styleci.io — Public GitHub repositories only

Management System

• bitnami.com — Deploy prepared apps on IaaS. Management of 1 AWS micro instance free

Log Management

• logentries.com — Free up to 5 GB/month with 7 days retention

Translation Management

• crowdin.com — Unlimited projects, unlimited strings and collaborators for Open Source

Monitoring

• deadmanssnitch.com — Monitoring for cron jobs. 1 free snitch (monitor), more if you refer others to sign up

Search

• bonsai.io — Free 1 GB memory and 1 GB storage

CDN and Protection

• developers.google.com — The Google Hosted Libraries is a content distribution network for the most popular, Open Source JavaScript libraries

PaaS

• appharbor.com — A .Net PaaS that provides 1 free worker

• pythonanywhere.com — Cloud Python app hosting. Beginner account is free, 1 Python web application at your-username.pythonanywhere.com domain, 512 MB private file storage, one MySQL database

BaaS

• simperium.com — Move data everywhere instantly and automatically, multi-platform, unlimited sending and storage of structured data, max. 2,500 users/month

Web Hosting

• readthedocs.org — Free documentation hosting with versioning, PDF generation and more

DNS

• dns.he.net — Free DNS hosting service with Dynamic DNS Support

DBaaS

• skyvia.com — Cloud Data Platform, offers free tier and all plans are completely free while in beta

Issue Tracking and Project Management

• taiga.io — Project management platform for startups and agile developers, free for Open Source

• taskulu.com — Role based project management. Free up to 5 users. Integration with GitHub/Trello/Dropbox/Google Drive