Deployment

• article Deploying Django to Heroku With Docker — looks at how to deploy a Django app to Heroku with Docker via the Heroku Container Runtime

Architecture

• article Split Frontend from Backend on Heroku with npm and NodeJS - hands-on guide to deploy a microservices web application in Heroku using npm and NodeJS.

Deployment

• article Six Tips for Mastering your Procfile — improvements for how you run your Heroku processes.

Blogs

• blog Heroku Blog — the official Heroku blog.

General

• book Heroku Cookbook — step-by-step recipes to solve the challenges of administering and scaling a real-world production web application on Heroku.

Deployment

• official Preboot — explains how to use the "Preboot" feature to enable zero-downtime deployments, which can be tricky to get right.

Development

• official Managing Multiple Environments for an App — a good primer on how to think about managing the different pieces of each environment.

Postgres

• plugin heroku-buildpack-pgbouncer (⭐333) — a buildpack that allows for transaction pooling using stunnel and pgbouncer to avoid hitting connection limits.

Analytics

• tool Metabase — a beta of Metadata as an app that can be deployed directly to Heroku.

Architecture

• article Exploring Microservices Architecure on Heroku — explores why Heroku eliminates a lot of the tooling you need to worry about when working with microservices.

• article Heroku and SOA — discusses why Heroku is perfectly suited to building a service-oriented architecture for your projects.

Deployment

• article Automating our Heroku deployments from Jenkins — explains how you'd go about automating certain parts of deployment like enabling maintenance mode, copying your database from production to staging, running migrations against staging, etc.

• question How do you ignore files when deploying to Heroku? — the answer to a common question about .gitignore like functionality.

Domains

• article Configuring CloudFlare DNS for a Heroku app — a walkthrough of how to use CloudFlare as your DNS provider.

• article Hosting multiple Heroku apps on a single domain — an article on how to share the same domain between multiple Heroku applications.

• question How do you host multiple Heroku apps on a single domain? — a StackOverflow question with a few responses to a the common question of how to serve multiple Heroku apps from different paths instead of subdomains.

General

• book The Heroku Hacker's Guide — an ebook that covers a lot of the basics in maintaining and scaling a project on Heroku.

Meta

• official The big kickoff — the first ever Heroku blog article.

• article Heroku isn't for idiots — explains Heroku's advantages and why it's not just for side projects.

• article My Heroku values — a great series of takeaways from Brandur Leach when he left Heroku.

• talk Buildpack Adventure — a cool slideshow about Heroku's buildpacks, and what the open-source community is hacking together with them.

Postgres

• official Heroku Postgres — the landing page explaining with it is.

Scaling

• tool HireFire — a SaaS tool that automatically scales your Heroku dynos up and down as load requires.

Security

• article Set up CloudFlare's free SSL on Heroku — walks you through the exact steps to setting up free SSL via Cloudflare.

Toolbelt

• official Toolbelt Download — where to download the Heroku toolbelt.

• plugin heroku-accounts (⭐1.2k) — makes it easy to work with multiple accounts at once from the command line.

• plugin heroku-pg-extras (⭐1.3k) — a toolbelt plugin that adds extra useful plugins for working with Postgres. Things like analyzing cache hit rates, outlier queries, unused indexes, table sizes, etc.

Goodbye...

• tool dokku — a self-hosted, docker-based, Heroku-compliant platform.