A resource-centric approach to implementing the controllers, routes, and serializers needed to support the JSON API spec.

Search Engine Optimization (SEO) plugin for Ruby on Rails applications.

Simple testing of Sidekiq jobs via a collection of matchers and helpers

An Action Dispatch session store backed by an Active Record class.

A fully featured and advanced HTML5 WYSIWYG editor written in CoffeeScript on top of the Rails asset pipeline

Cucumber Generator and Runtime for Rails

This gem wraps the blueimp JavaScript Templates library as a Rails asset gem. The library is by Sebastian Tschan, and the gem is packaged by Mike Virata-Stone.

BestInPlace is a jQuery script and a Rails helper that provide the method best_in_place to display any object field easily editable for the user by just clicking on it. It supports input data, text data, boolean data and custom dropdown data. It works with RESTful controllers.

Rake tasks to migrate data alongside schema changes.

Wicked is a Rails engine for producing easy wizard controllers

Gives letter_opener an interface for browsing sent emails

Provides the generator settings required for Rails to use Slim

A modest JavaScript framework for the HTML you already have.

A multithreaded, Postgres-based ActiveJob backend for Ruby on Rails

This gem provides Switchery driver for your Rails application

Use ESM with importmap to manage modern JavaScript in Rails without transpiling or bundling.

The push notification service for Ruby.

Use Vite in Rails and bring joy to your JavaScript experience

Rails observer (removed from core in Rails 4.0)

Take a peek into your Rails application.