Logstash - transport and process your logs, events, or other data

Installs Ruby, JRuby, TruffleRuby, or mruby

Lightweight Ruby

Deprecated (no longer maintained). Use the Rails Composer tool instead.

A gem with recipes to create Rails application templates for Rails starter apps.

jquery-datatables gem for rails

Rails 4.1 starter app with production ready performance, security, and authentication.

My former app template for Rails 7. All recommendations you see here have been moved to https://github.com/mattbrictson/nextgen

Ruby on Rails Phishing Framework

Every Rails page has footnotes that gives information about your application and links back to your editor

Sphinx/Manticore plugin for ActiveRecord/Rails

The reference implementation of the sample app for the Ruby on Rails Tutorial (Rails 4)

Showcase of Rails 4 and AngularJS integration

Sprockets Rails integration

Use Turbo in your Ruby on Rails app

Versioned database views for Rails

Use Webpack to manage app-like JavaScript modules in Rails

A Rails Engine for building Shopify Apps

Speeds up your Rails 3 assets:precompile by only recompiling changed files, and only compiling once to generate all assets

Integration of TinyMCE with the Rails asset pipeline

Integrate Select2 javascript library with Rails asset pipeline

⚡ A Scope & Engine based, clean, powerful, customizable and sophisticated paginator for Ruby webapps

railscasts.com in open source (outdated).

Chrome extension for Rails development

An example Rails 3.2 app with Devise and RSpec and Cucumber.

The facebooker Rails plugin

Example of integration of Rails, react, redux, using the react_on_rails gem, webpack, enabling the es7 and jsx transpilers, and node integration. And React Native! Live Demo:

compass rails integration

RSpec cheatsheet & Rails app: Learn how to expertly test Rails apps from a model codebase

A collection of awesome Ruby Gems for Rails development.