A toolkit of support libraries and Ruby core extensions extracted from the Rails framework. Rich support for multibyte strings, internationalization, time zones, and testing.

Ruby on Rails is a full-stack web framework optimized for programmer happiness and sustainable productivity. It encourages beautiful code by favoring convention over configuration.

Databases on Rails. Build a persistent domain model by mapping database tables to Ruby classes. Strong conventions for associations, validations, aggregations, migrations, and testing come baked-in.

Web apps on Rails. Simple, battle-tested conventions for building and testing MVC web applications. Works with any Rack-compatible server.

Rails internals: application bootup, plugins, generators, and rake tasks.

Email on Rails. Compose, deliver, and test emails using the familiar controller/view pattern. First-class support for multipart email and attachments.

Attach cloud and local files in Rails applications.

Receive and process incoming emails in Rails applications.

Edit and display rich text in Rails applications.

This gem wraps the blueimp jQuery File Upload plugin as a Rails asset gem. The plugin is by Sebastian Tschan, and the gem is packaged by Mike Virata-Stone.

HTML sanitization for Rails applications

Flexible authentication solution for Rails with Warden

This gem can compare doms and assert certain elements exists in doms using Nokogiri.

Protect against typical web attacks, works with all Rack apps, including Rails

Flexible authentication solution for Rails with Warden. Now with added support for changing email content_type yay!

Sprockets Rails integration

Erubis is an implementation of eRuby and has the following features: * Very fast, almost three times faster than ERB and about 10% faster than eruby. * Multi-language support (Ruby/PHP/C/Java/Scheme/Perl/Javascript) * Auto escaping support * Auto trimming spaces around '<% %>' * Embedded pattern changeable (default '<% %>') * Enable to handle Processing Instructions (PI) as embedded pattern (ex. '<?rb ... ?>') * Context object available and easy to combine eRuby template with YAML datafile * Print statement available * Easy to extend and customize in subclass * Ruby on Rails support

rspec-rails integrates the Rails testing helpers into RSpec.

A set of common locale data and translations to internationalize and/or localize your Rails applications.

Kaminari is a Scope & Engine based, clean, powerful, agnostic, customizable and sophisticated paginator for Rails 4+