Aura is a CMS.

A rails authentication and authorization engine that reduces clutter in your controllers and views. Includes aliased link_to and button_to helpers that return an empty string if the current user is not permitted to follow the link. ...

Client livrary for accessing authenticated resources

Rack Middleware transposing the authenticated identifier for Soar SC

Run your own Authentication provider!

Authorization that includes basic authorization and 3 social authorization with Latvia social network draugiem.lv, facebook.com and twitter.com.

Simple Rails authentication generator

Downloads utility invoices from common spanish firms such as Endesa or Vodafone.

Automatically add breadcrumbs to each page by using locales

auto_browse is a browser driver.

Upload photos directly to flickr to utilize the 1TB of free storage. Uses Phantomjs to hack Flickr's oauth. Inspired by kzeng10 and stegastore.

Allows you to easily set page titles per view in your Rails 4 app, but also follows Ruby on Rails naming conventions to set sensible default title if none is specified.

Automation Patches / Extensions that allow you to extend your Ruby-based testing frameworks

'Automatically screenshot webpages'

Helper to build test automation framework with rspec and capybara

Feature test generator for GET requests, using Capybara and RSpec

Backend for i18n that auto-scopes by folder and filename.

Provides a web interface for manage Rails I18n texts, storing translations in a key-value store.

Ruby toolkit for the Backlog API.

Backtop is a gem that adds the back-to-top functionality to your application.