Validation

veststars1.7k - 🦺 Declarative form validation framework inspired by unit testing.

Data Visualization

vizzustars1.2k - Library for animated data visualizations and data stories.

Functional Programming

fxtsstars315 - Lazy evaluation and concurrency.

MVC Frameworks and Libraries

Millionstars1.5k - <1kb compiler-focused virtual DOM. It's fast!

Package Managers

pnpm - Fast, disk space efficient package manager.

Type Checkers

Hegel - A static type checker for JavaScript with a bias on type inference an strong type system.

Testing Frameworks

Assertion

Enzyme - Enzyme is a JavaScript Testing utility for React that makes it easier to assert, manipulate, and traverse your React Components' output.

MVC Frameworks and Libraries

react - A library for building user interfaces. It's declarative, efficient, and extremely flexible. Works with a Virtual DOM.

Templating Engines

handlebars.jsstars16.4k - An extension to the Mustache templating language.

Articles and Posts

Multi-threading using web-workers - Web Workers: Adding Multi-threading to JavaScript

this keyword in JavaScript - Breaking down the 'this' keyword in JavaScript

Documentation

DevDocs is an all-in-one API documentation reader with a fast, organized, and consistent interface.

docco is a quick-and-dirty, hundred-line-long, literate-programming-style documentation generator.

Beautiful docsstars297 is a documentation viewer based on markdown files.

Reactive Programming

Highland - Re-thinking the JavaScript utility belt, Highland manages synchronous and asynchronous code easily, using nothing more than standard JavaScript and Node-like Streams.

RegExp

RegExr - HTML/JS based tool for creating, testing, and learning about Regular Expressions.

Machine Learning

TensorFlow.js - A JavaScript library for training and deploying ML models in the browser and on Node.js.

Loading Status

NProgress - Slim progress bars for Ajax'y applications.

Validation

FormValidation - The best jQuery plugin to validate form fields. Formerly BootstrapValidator.

Form Widgets

Input

awesompletestars6.8k - Ultra lightweight, usable, beautiful autocomplete with zero dependencies. - https://projects.verou.me/awesomplete/

Form Widgets

Other

formstars5.1k - jQuery Form Plugin.

Table/Grid

Bootstrap Table - An Extension to the popular Bootstrap framework for creating tables that fit the style of your site with no need for additional markup.

Masonry - A cascading grid layout library.

Packery - A grid layout library that uses a bin-packing algorithm. Useable for draggable layouts.

Isotope - A filterable, sortable, grid layout library. Can implement Masonry, Packery, and other layouts.

Frameworks

Semantic UI - UI Kit with lots of themes and elements.

Maps

OpenLayers3 - A high-performance, feature-packed library for all your mapping needs.

Animations

Anime.js - A JavaScript animation engine.

Misc

Logical Or Not - A game about JavaScript specificities.

Podcasts

JavaScript Jabber - A weekly podcast about JavaScript, including Node.js, Front-End Technologies, Careers, Teams and more.

Worth Reading

SJSJstars2.2k - Simplified JavaScript Jargon is a community-driven attempt at explaining the loads of buzzwords making the current JavaScript ecosystem in a few simple words.

Machine Learning

m2cgenstars2k - A CLI tool to transpile trained classic ML models into a native JavaScript code with zero dependencies.

Testing Frameworks

Runner

Playwrightstars32.6k - Node.js library to automate Chromium, Firefox and WebKit with a single API.

Notifications

notifirestars3.1k - Open-source notification infrastructure for products.

MVC Frameworks and Libraries

Adonisstars11.9k - The Node.js Framework highly focused on developer ergonomics, stability and confidence.

GrapesJSstars15.1k - Free and Open source Web Builder Framework. Next generation tool for building templates without coding.

Rete.jsstars7.2k - A modular framework for visual programming allows to create node based editor in browser.

litegraph.jsstars2.8k - A graph node engine and editor similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D.

Drawflowstars1.6k - This allow you to create data flows easily and quickly.

Blocklystars9.9k - A library that adds a visual code editor to web and mobile apps by Google.

Data Visualization

metrics-graphicsstars7.4k - A library optimized for concise, principled data graphics and layouts.

visjs - Multiple Libraries for dynamic, browser-based data visualization.

Cytoscape.jsstars8.2k - A fully featured graph theory library.

cola.js - library for arranging your HTML5 documents and diagrams using constraint-based optimization techniques

jointjsstars3.5k - Diagramming library to create static diagrams or fully interactive diagramming tools.

Data Structure

ngraph.graphstars351 - Graph data structure in javascript.

Storage

pouchdbstars14.7k - Javascript db inspired by Apache CouchDB to run well within the browser.

datavorestars235 - A small, fast, in-browser database engine written in JavaScript.

Hoodiestars4.3k - Offline First backend to work in browser without internet connectivity.

NeDBstars13k - Embedded Persistent database for Browsers, nw.js, electron.

Operating System

os.jsstars5.9k - An open-source web desktop platform with a window manager, application APIs, GUI toolkit, filesystem abstractions and much more.

Form Widgets

Calendar

tui.calendarstars9.6k - A JavaScript schedule calendar that is full featured. Now your service just got the customizable calendar.

Form Widgets

Other

dat.GUIstars5.9k - A lightweight gui controller for changing variables in JavaScript.

Modals and Popups

SweetAlert2stars14.1k - An awesome replacement for JavaScript's alert.

screenfull.jsstars6.4k - the JavaScript Fullscreen API, which lets you bring the page or any element into fullscreen. Smoothens out the browser implementation differences, so you don't have to.

Scroll

asscrollstars657 - A hybrid smooth scroll setup that combines the performance gains of virtual scroll with the reliability of native scroll.

strollstars4.3k - A collection of CSS List scroll effects bind to dom through javascript.

locomotive-scrollstars4.4k - Detects the elements in viewport and smooth scrolling with parallax.

elevator.jsstars6.4k - Finally, a "back to top" button that behaves like a real elevator.

Table/Grid

Jspreadsheetstars5.9k - Jspreadsheet is a lightweight vanilla javascript plugin to create amazing web-based interactive tables and spreadsheets compatible with other spreadsheet software.

Images

Driftstars1.4k - Easily add "zoom on hover" functionality to your site's images. Lightweight, no-dependency JavaScript.

Magnificent.jsstars157 - Zoom responsively, images & more, w/ jQuery.

Panolens.jsstars2.1k - Panolens.js is an event-driven and WebGL based panorama viewer. Lightweight and flexible

Maps

H3jsstars3.2k - Hexagonal hierarchical geospatial indexing system ported to javascript by Uber for geospatial visualization.

Animations

Effeckt.cssstars11.1k - A Performant Transitions and Animations Library.

shuffle-imagesstars208 - The Simplest Way to shuffle through images in a Creative Way.

tsParticlesstars2.8k - A new and improved version of particles.js with bug fixes and many new features.

barbajsstars9.4k - It helps you create fluid and smooth transitions between your website's pages.

typicaljsstars1.1k - Animated typing in ~400 bytes 🐡 of JavaScript

SDK

javascript-sdk-designstars1.2k - JavaScript SDK design guide extracted from work and personal experience.

Full Text Search

lunrstars7.9k - Library for use in the browser and It indexes JSON documents and provides a simple search interface for retrieving documents that best match text queries.

flexsearchstars8.2k - It is a Next-Generation full text search library for Browser and Node.js.

Elasticlunrstars1.8k - This library is based on lunr.js, but more flexible and customized.

Misc

BitSet.jsstars188 - A JavaScript Bit-Vector implementation.

Articles and Posts

The JavaScript that you should know - Article about concepts of JavaScript Functional.

Animations

smoothState.jsstars4.5k - Unobtrusive page transitions with jQuery.

Mo.js - Motion graphics toolbelt for the web.

Form Widgets

Calendar

Duet Date Pickerstars1.5k - open source version of Duet Design System’s accessible date picker, WCAG 2.1 accessibility complaint

API

React Querystars25.1k - Hooks for fetching, caching and updating asynchronous data in React.

Security

sanitize-htmlstars2.8k - sanitize-html provides a simple HTML sanitizer with a clear API.

Form Widgets

Calendar

Date Range Pickerstars10.3k - creates a dropdown menu from which a user can select a range of dates.

MVC Frameworks and Libraries

angular.jsstars59.6k - HTML enhanced for web apps. (deprecated)

angularstars79.1k - Angular is a development platform for building mobile and desktop web applications using Typescript/JavaScript and other languages.

Luciastars612 - 3kb library for tiny web apps.

Date

luxonstars12k - Luxon is a library for working with dates and times in JavaScript.

MVC Frameworks and Libraries

FoalTS - Elegant and all-inclusive Node.JS framework for building web applications (TypeScript).

Data Visualization

echartsstars49.5k - Enterprise Charts.

G2stars11.1k - A highly interactive data-driven visualization grammar for statistical charts.

G2Plotstars2.1k - An interactive and responsive charting library. Based on the grammar of graphics.

Bundlers

Snowpack - A lightning-fast frontend build tool, designed for the modern web.

Functional Programming

rambdastars1.2k - Faster and smaller alternative to Ramda.

Bundlers

FuseBoxstars4.1k - A bundler that does it right

Reactive Programming

concentstars1k - Definitely the ❤️ simplest but ⚡️ strongest state management for react, it is predictable、progressive and efficient.

Data Visualization

GraphicsJSstars949 - A lightweight JavaScript graphics library with the intuitive API, based on SVG/VML technology.

Spreadsheet

Luckysheetstars10.1k - Luckysheet is an online spreadsheet like excel that is powerful, simple to configure, and completely open source.

Storage

awesome-web-storagestars389 - Everything you need to know about client-side storage.

Scroll

rellaxstars6.3k - Buttery smooth, super lightweight, vanilla javascript parallax library.

MVC Frameworks and Libraries

infernostars15.2k - 🔥 An extremely fast, React-like JavaScript library for building modern user interfaces.

Number

Quaternion.jsstars82 - A quaternion library for JavaScript

Templating Engines

swigstars3.1k - (Archived) A simple, powerful, and extendable Node.js and browser-based JavaScript template engine.

MVC Frameworks and Libraries

Alpine.jsstars19.7k - offers you the reactive and declarative nature of big frameworks like Vue or React at a much lower cost.

Component Management

Bitstars14.6k - Create, find and reuse components (React, Angular, Node etc.) across applications.

Form Widgets

Select

selectize.jsstars12.8k - Selectize is the hybrid of a textbox and <select> box. It's jQuery based and it has autocomplete and native-feeling keyboard navigation; useful for tagging, contact lists, etc.

Form Widgets

File Uploader

filepondstars12k - A JavaScript library that can upload anything you throw at it, optimizes images for faster uploads, and offers a great, accessible, silky smooth user experience.

Modals and Popups

lightGallerystars4.9k - A customizable, modular, responsive, lightbox gallery plugin for jQuery.

Menu

mmenustars2.5k - The best jQuery plugin for app look-alike on- and off-canvas menus with sliding submenus for your website and webapp.

Testing Frameworks

Runner

taikostars3k - A Node.js library with a simple API to automate Chromium based browsers.

Modals and Popups

keukenhofstars12 - Lightweight, no dependencies, accessibility enabled TypeScript library for creating modal windows.

QA Tools

huskystars25.3k - Prevents bad git commit, git push and more.

API

Opticstars939 - Optic automatically documents and tests your APIs.

SWRstars20.8k - React Hooks library for remote data fetching.

Animations

particles-bgstars475 - A lightweight React particles animation background component.

Data Visualization

Frappe Chartsstars14.1k - GitHub-inspired simple and modern SVG charts for the web with zero dependencies.

Frappe Ganttstars2.7k - A simple, interactive, modern gantt chart library for the web.

Spreadsheet

Frappe Datatablestars722 - Frappe DataTable is a simple, modern and interactive datatable library for displaying tabular data.

API

FarFetchstars49 - Modern Fetch API wrapper for simplicity, with concise file uploading.

QA Tools

JS-Beautifierstars7.6k - Npm cli and library to format JS code.

Bundlers

Microbundlestars6.7k - Zero-configuration bundler for tiny modules.

Other Awesome Lists

denolib/awesome-denostars3.4k

Frameworks

EHTMLstars165 - HTML Framework that allows you not to write JavaScript code.

Type Checkers

TypeScript - A typed superset of JavaScript that compiles to plain JavaScript.

Flow.js - A static type checker for JavaScript from Facebook.

TypLstars311 - the JavaScript Type Linter with a bias on type inference.

Hindley Milner Definitionsstars181 - runtime type checking for JavaScript functions using Haskell-alike Hindley Milner type signatures.

Validation

Funvalstars273 - Data validation using functions interfaces (support TypeScript).

Generators

Docusaurusstars30k - React-based static site generator by Facebook, ideal for content-centric websites.

Frameworks

DataFormsJSstars119 - A minimal JavaScript Framework and standalone components for rapid development of sites and SPA's.

Node-Powered CMS Frameworks

Factorstars1.3k - The Javascript CMS

Testing Frameworks

Assertion

proxyquirestars2.7k - Stub nodejs's require.

Testing Frameworks

Frameworks

Cypress - Complete end-to-end testing framework for anything that runs in a browser and beyond.

Data Visualization

Chart.jsstars55.9k - Simple HTML5 Charts using the <canvas> tag.

Machine Learning

Synapsesstars58 - Lightweight cross-platform Neural Network library.

MVC Frameworks and Libraries

sveltestars55.1k - Svelte is a new way to build web applications. It's a compiler that takes your declarative components and converts them into efficient JavaScript that surgically updates the DOM.

Node-Powered CMS Frameworks

Strapistars42.6k - Open source Node.js Headless CMS to easily build customisable APIs.

Testing Frameworks

Runner

webdriveriostars7.3k - Next-gen WebDriver test automation framework for Node.js.

Worth Reading

Clean Code JavaScriptstars62.7k - Clean Code concepts adapted for JavaScript.

Worth Reading

JavaScript Tutorials - Learn Javascript online from a diverse range of user ranked online tutorials.

Editors

Summernotestars10.5k - Super simple WYSIWYG editor.

API

Bearer.shstars18 - Universal API client that supports OAuth / API Key / Basic / etc.

Worth Reading

Functional-Light JavaScriptstars14.9k - Pragmatic, balanced FP in JavaScript.

Routing

navaidstars705 - A navigation aid (aka, router) for the browser in 850 bytes~!

QA Tools

Pre-evaluate code at buildtimestars108 - Pre-evaluate your front end javascript code at build-time

API

wretchstars2.3k - A tiny wrapper built around fetch with an intuitive syntax.

String

plexisstars141 - Lo-fi, powerful, community-driven string manipulation library.

Control Flow

sporadicstars12 - Composable concurrency abstractions (such as streams, coroutines and Go-like channels) on top of promises, for Node and browser engines.

Storage

crumbsjsstars234 - A lightweight vanilla ES6 cookies and local storage JavaScript library.

Reactive Programming

RxJSstars26.4k - A reactive programming library for JavaScript.

Documentation

codecrumbsstars2.6k is a visual tool for learning and documenting a codebase by putting breadcrumbs in source code.

Testing Frameworks

Runner

puppeteerstars75.8k - Headless Chrome Node.js API by official Google Chrome team.

Date

map-countdownstars2 - A browser countdown built on top of the Google Maps.

dayjsstars37.7k - Day.js 2KB immutable date library alternative to Moment.js with the same modern API.

Generators

Gridsomestars8.1k - Vue-powered static site generator.

Form Widgets

Other

analyticsstars1.5k - A lightweight, extendable analytics library designed to work with any third-party analytics provider to track page views, custom events, & identify users.

I18n And L10n

ttagstars283 - Modern javascript i18n localization library based on ES6 tagged templates and the good old GNU gettext.

Files

PDF.jsstars37.4k - PDF Reader in JavaScript.

SDK

Square Node.js SDKstars81 - JavaScript client library for payments and other Square APIs.

Data Visualization

mxGraphstars6.3k - Diagramming library that enables interactive graph and charting applications to be quickly created that run natively in any major browser that is supported by its vendor.

Package Managers

npm - npm is the package manager for JavaScript.

Loaders

script.jsstars2.9k - Asynchronous JavaScript loader and dependency manager.

LodJSstars295 - Module loader based on AMD.

Testing Frameworks

Frameworks

mochastars21.1k - Simple, flexible, fun JavaScript test framework for node.js & the browser.

jeststars37.7k - Painless JavaScript Unit Testing.

Testing Frameworks

Coverage

blanketstars1.4k - A simple code coverage library for JavaScript. Designed to be easy to install and use, for both browser and nodejs.

Testing Frameworks

Runner

yolpo - A statement-by-statement JavaScript interpreter in the browser.

MVC Frameworks and Libraries

aurelia - A JavaScript client framework for mobile, desktop and web.

meteorstars42.8k - An ultra-simple, database-everywhere, data-on-the-wire, pure-javascript web framework.

espresso.jsstars520 - A minimal JavaScript library for crafting user interfaces.

nativescriptstars20.8k - Build truly native cross-platform iOS and Android apps with JavaScript.

Node-Powered CMS Frameworks

KeystoneJSstars5.7k - powerful CMS and web app framework.

Reaction Commercestars11.6k - reactive CMS, real-time architecture and design.

Ghoststars39.5k - simple, powerful publishing platform.

Apostrophestars3.8k - CMS with content editing and essential services.

We.jsstars209 - framework for real time apps, sites or blogs.

Nodizecmsstars175 - CMS for CoffeeScript lovers.

Codystars663 - CMS with WSYWYG editor.

PencilBluestars1.6k - CMS and blogging platform.

Templating Engines

doTstars4.8k - The fastest + concise JavaScript template engine for nodejs and browsers.

t.jsstars811 - A tiny JavaScript templating framework in ~400 bytes gzipped.

Data Visualization

fabric.jsstars20.9k - JavaScript Canvas Library, SVG-to-Canvas (& canvas-to-SVG) Parser.

processing.js - Processing.js makes your data visualizations work using web standards and without any plug-ins.

nvd3stars7.2k - Build re-usable charts and chart components for d3.js.

jquery.sparklinestars1.2k - A plugin for the jQuery JavaScript library to generate small sparkline charts directly in the browser.

trianglifystars9.8k - Low poly style background generator with d3.js.

dimple.js - Easy charts for business analytics powered by d3.

rechartsstars17.6k - Redefined chart library built with React and D3.

Editors

vim.jsstars4.4k - JavaScript port of Vim with a persistent ~/.vimrc.

poplinestars1k - Popline is an HTML5 Rich-Text-Editor Toolbar.

Functional Programming

Sugarstars4.5k - A JavaScript library for working with native objects.

ramdastars57 - A practical functional library for JavaScript programmers.

Reactive Programming

Baconstars6.4k - FRP (functional reactive programming) library for JavaScript.

Date

momentstars46.2k - Parse, validate, manipulate, and display dates in JavaScript.

String

selectingstars82 - A library that allows you to access the text selected by the user.

underscore.stringstars3.4k - String manipulation extensions for Underscore.js JavaScript library.

URI.jsstars6.1k - JavaScript URL mutation library.

url-patternstars544 - Easier than regex string matching patterns for urls and other strings. Turn strings into data or data into strings.

Number

Numeral-jsstars9.1k - A JavaScript library for formatting and manipulating numbers.

chance.jsstars5.8k - Random generator helper in JavaScript. Can generate numbers, strings etc.

money.jsstars9 - A tiny (1kb) JavaScript currency conversion library, for web & nodeJS.

Fraction.jsstars356 - A rational number library for JavaScript.

Complex.jsstars190 - A complex number library for JavaScript.

Polynomial.jsstars99 - A polynomials library for JavaScript.

Storage

basil.jsstars2k - The missing JavaScript smart persistent layer.

js-cookiestars19k - A simple, lightweight JavaScript API for handling browser cookies.

DB.jsstars780 - Promise based IndexDB Wrapper library.

I18n And L10n

i18nextstars6k - internationalisation (i18n) with JavaScript the easy way.

Security

xss-filtersstars1k - Secure XSS Filters by Yahoo.

Log

Conzolestars203 - A debug panel built in JavaScript that wraps JavaScript native console object methods and functionality in a panel displayed inside the page.

minilog – Lightweight client & server-side logging with Stream-API backends.

Vision Detection

ocrad.jsstars3.3k - OCR in JavaScript via Emscripten.

Machine Learning

ConvNetJSstars10.3k - Deep Learning in JavaScript. Train Convolutional Neural Networks (or ordinary ones) in your browser.

Browser Detection

bowserstars5k - a browser detector.

Code highlighting

Highlight.jsstars19.5k - JavaScript syntax highlighter.

Validation

Parsley.jsstars9k - Validate your forms, frontend, without writing a single line of JavaScript.

is.jsstars9.2k - Check types, regexps, presence, time and more.

Keyboard Wrappers

mousetrapstars11k - Simple library for handling keyboard shortcuts in JavaScript.

Notifications

toastrstars11.1k - Simple JavaScript toast notifications.

smoke.jsstars934 - Framework-agnostic styled alert system for JavaScript.

Sliders

slidesJs - Is a responsive slideshow plug-in for JQuery(1.7.1+) with features like touch and CSS3 transitions

Range Sliders

jQRangeSliderstars676 - A JavaScript slider selector that supports dates.

Form Widgets

Input

vanilla-maskerstars5 - A pure JavaScript mask input.

Form Widgets

File Uploader

FileAPIstars3.6k - A set of JavaScript tools for working with files. Multiupload, drag'n'drop and chunked file upload. Images: crop, resize and auto orientation by EXIF.

Tips

opentipstars1.3k - An open source JavaScript tooltip based on the prototype framework.

Scroll

iscrollstars12.8k - iScroll is a high performance, small footprint, dependency free, multi-platform JavaScript scroller.

Menu

jQuery contextMenustars2.2k - contextMenu manager.

Table/Grid

flexboxgridstars9.3k - Grid based on CSS3 flexbox.

Frameworks

fluiditystars1.1k - The worlds smallest fully-responsive css framework.

Inkstars1.9k - An HTML5/CSS3 framework used at SAPO for fast and efficient website design and prototyping.

Boilerplates

full-page-intro-and-navigationstars42 - An intro page with a full width background image, a bold animated menu and an iOS-like blurred effect behind the navigation.

Mobile-First-RWDstars66 - An example of a mobile-first responsive web design.

this-is-responsivestars1.6k - This Is Responsive.

Gesture

hammer.jsstars22.8k - A JavaScript library for multi-touch gestures.

Dragulastars21.1k - Drag and drop so simple it hurts.

Video/Audio

html5mediastars1.3k - Enables

Play-em JSstars86 - Play'em is a JavaScript component that manages a music/video track queue and plays a sequence of songs by embedding several players in a HTML DIV including Youtube, Soundcloud and Vimeo.

polyplayerstars39 - Rule YouTube, Soundcloud and Vimeo player with one API.

flowplayerstars1.9k - The HTML5 video player for the web

Typography

circletypestars578 - A jQuery plugin that lets you curve type on the web.

slabTextstars1.3k - A jQuery plugin for producing big, bold & responsive headlines.

simple-text-rotator