For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

Ruby on Rails

mimalloc is a compact general purpose allocator with excellent performance.

Turbolinks makes navigating your web application faster

Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.

help to kill N+1 queries and unused eager loading

A static analysis security vulnerability scanner for Ruby on Rails applications

Rack middleware for blocking & throttling

Profiler for your development and production Ruby rack apps.

Ruby library for the Stripe API.

A wider selection of Prism themes

Camaleon CMS is a dynamic and advanced content management system based on Ruby on Rails

render_async lets you include pages asynchronously with AJAX

Abort requests that are taking too long

Exception tracking and logging from Ruby to Rollbar

Rack middleware for defining a canonical host name.

Enable gzip compression on heroku, but don't compress images.

Skylight agent for Ruby

Heroku buildpack that installs the Jemalloc memory allocator

Web Push library for Ruby (RFC8030) - A fork of zaru/webpush actively maintained by Pushpad with many improvements, bug fixes and updates.

Helps with serving font assets with Rails 3.1

Heroku buildpack with jemalloc

A gem to help use Rails with Snowpack

Optimize rails assets using image_optim