A Ruby static code analyzer and formatter, based on the community Ruby style guide.

The Ruby Programming Language

Fast, Nimble PDF Writer for Ruby

Parse, validate, manipulate, and display dates in javascript.

HTML Abstraction Markup Language - A Markup Haiku

Ansible is a radically simple IT automation platform that makes your applications and systems easier to deploy and maintain. Automate everything from code deployment to network configuration to clo…

Easy file attachment management for ActiveRecord

A library for setting up Ruby objects as test data.

Rack-based asset packaging system

Nokogiri (鋸) makes it easy and painless to work with XML and HTML from Ruby.

Sass makes CSS fun!

Flexible authentication solution for Rails with Warden.

Vagrant is a tool for building and distributing development environments.

Acceptance test framework for web applications

Ruby on Rails