FixtureBuilder allows testers to use their existing factories, like FactoryGirl, to generate high performance fixtures that can be shared across all your tests and development environment. The best of all worlds! Speed, Maintainability, Flexibility, Consistency, and Simplicity!

Port of the Rails plugin "geokit-rails" to Rails 3, as a gem

A live reloading system that updates just what's needed to offer a smooth experience.

Port of the Rails plugin "geokit-rails" to Rails 3, as a gem

Efficient, convenient, non-intrusive JSONAPI framework for Rails.

Kuroko2 is a web-based job scheduler/workflow manager created at Cookpad Inc.

Translate your apps with pleasure (sort of...) and for free. It's simple i18n web interface, build on top of twitter bootstrap, that one may find helpful in translating app by non-technicals.

The minitest-spec-rails gem makes it easy to use the MiniTest::Spec DSL within your existing Rails 3 or 4 test suite.

Delocalize is a tool for parsing localized dates/times and numbers.

Audio/Video Transcoder for Paperclip using FFMPEG/Avconv

Use of web components and polymer-project in Ruby on Rails projects

Self-hosted performance monitoring engine for Rails apps. Tracks slow requests, N+1 queries, and SQL performance. All data stays in your own database — no third-party cloud required.

Out of the box, Rails will render templates in a controller context only. This gem allows for calling "render" from anywhere: models, background jobs, rake tasks, you name it.

SAML IdP (Identity Provider) library in ruby

Sail is a lightweight Rails engine that brings an admin panel for managing configuration settings on a live Rails app.

You'll be in stitches at how easy it is to create a service at Stitch Fix

TabsOnRails is a simple Ruby on Rails plugin for creating tabs and navigation menu for a Rails project.

Fork heroku-deflater with fixes for custom cache expiration time setting

A rich text editor for everyday writing

Flexible workflow gem.