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

Audio/Video Transcoder for Paperclip using FFMPEG/Avconv

Mass populate an Active Record database.

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

A rich text editor for everyday writing

twitter-typeahead-rails packages the typeahead.js jquery plugin for rails

It can be useful when you you are developing some app where you will work with meetings, events etc.

X-editable for Rails

Compatible migration file between Rails 4.2 and 5+

Bootstrap is Twitter's toolkit for kickstarting CSS for websites, apps, and more. It includes base CSS styles for typography, forms, buttons, tables, grids, navigation, alerts, and more.

Define your permission rules as role- or role group specific permits. Integrates well with multiple Devise user acounts. Includes rules caching. Store permissions in yaml file or key-value store

Define your permission rules as role- or role group specific permits. Integrates well with multiple Devise user acounts. Includes rules caching. Store permissions in yaml file or key-value store

Convenient Rails support for Cells.

Ensures consistent output of db/schema.rb despite local differences in the database

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

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

Build JSON API-compliant APIs on Rails with no (or less) learning curve.