Automatic cleanup for the Rails db/structure.sql file (ActiveRecord/PostgreSQL)
A datepicker for @twitter bootstrap forked from Stefan Petre's (of eyecon.ro), improvements by @eternicode
The authorization Gem for Ruby on Rails.
Triggers for Rails
Date/time and number parsing for Rails.
Flexible authentication solution for Rails with Warden.
Rails3 engine integrating OAuth2 authentication with Devise
Decorators/View-Models for Rails Applications
A simple plugin to expire (cache) files on every server (re)start
A Braintree fake so that you can avoid hitting Braintree servers in tests.
Workflow engine proof of concept
Internationalization (i18n) library for Ruby
Cascading Backend for Ruby/Rails i18n
Demo application to show Rails' new i18n features
LaterDude is a small calendar helper with i18n support.
Date and Time localization based on Rails' i18n functionalities
A plugin to make the process of creating a negative captcha in Rails much less painful
Rails plugin to conveniently handle multiple models in a single form.
A collection of useful Rails generator scripts.
OmniAuth is a flexible authentication system utilizing Rack middleware.