An easy extension for Paperclip to crop your image uploads using jCrop

Prototype, Scriptaculous, and RJS for Ruby on Rails

Because you don't allow strangers into your app, and OAuth 2.0 is the new awesome.

Rails 3 compatible generators for gems that don't have them yet

Performance profiling for your Rails app, made simple

Out of the box, Rails will render templates in a controller context only. This gem allows for calling "render" from anywhere: models, background jobs, rake tasks, you name it.

Hotwire compatible authentication for Ruby on Rails apps

A simple, extensible Rails forum

Extends ActiveRecord::Store.store_accessor

Tarantula is a big fuzzy spider. It crawls your Rails 2.3 and 3.x applications, fuzzing data to see what breaks.

Adds multi themes support to your Rails 3/4 application

Tidewave for Rails

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Store difference kind of actions (Like, Follow, Star, Block ...) in one table via ActiveRecord Polymorphic Association.

Use searchable selects based on Select2 in Active Admin forms and filters.

ActiveFedora provides for creating and managing objects in the Fedora Repository Architecture.

ActsAsBookable is a reservation engine for Rails applications that allows resources to be booked. You can define availability rules for bookable models and set costraints to implement different types of booking (hotels, theaters, meeting rooms...)

A full-featured, mountable analytics dashboard for your Rails app, powered by Ahoy.

A full-featured, mountable analytics dashboard for your Rails app, powered by Ahoy.

Barista provides simple, integrated support for CoffeeScript in Rack and Rails applications. Much like Compass does for Sass, It also provides Frameworks (bundleable code which can be shared via Gems). Lastly, it also provides a Rack Application (which can be used to server compiled code), a ar...