Stars
Compass is no longer actively maintained. Compass is a Stylesheet Authoring Environment that makes your website design simpler to implement and easier to maintain.
Pagination library for Rails and other Ruby applications
A CSS framework that aims to cut down on your CSS development time
Repository for collecting Locale data for Ruby on Rails I18n as well as other interesting, Rails related I18n stuff
General ruby templating with json, bson, xml, plist and msgpack support
GCC Installer for OSX! Without Xcode!
script.aculo.us is an open-source JavaScript framework for visual effects and interface behaviours.
Reverse engineer server configuration
An open source social networking platform in Ruby on Rails
Automatically save screen shots when a Capybara scenario fails
Ruby on Rails TextMate bundle [Learn it with PeepCode - http://peepcode.com/products/textmate-for-rails-2]
AWS-S3 is a Ruby implementation of Amazon's S3 REST API
Automatically detect mobile requests from mobile devices in your Rails application.
Copycopter Server is open source. Run it as a web service.
Reload Rails code in development mode only when change is deteced
A fully featured forum system compatible with Rails 2.3
RapidFTR streamlines and speeds up the Family Tracing and Reunification process using small handheld devices to collect information. UNICEF no longer supports RapidFTR, but please check out www.pri…
Website load testing tool in Ruby, with the ability to "unload a busload of tourists" on a website, each with the ability to trace through complex application paths.