Exportable will help you in exporting ActiveRecord models in to different output formats including CSV, XLS etc.

An extension of simple_form, add layout function and add input controls based on bootstraps.

Rails 3 Renderer for JSON compatible with Sencha Extjs 3+

This gem allows you to specify permissions at controller action or helper methods levels.

It exposes `/globalize/translations.json` with JSON of all translations in the app

Allows registration of anon and Facebook users in your rails app

A Rails engine for mainpulating factories via API

Simply creates an HTTP API for your FactoryGirl factories to be used by client tests.

A web interface for factory_girl

Simulate writing and reading from S3 by using your filesystem as a Fake S3.

A picture gallery supporting tagging, groups and much more.

Create fancy tables which are semantic HTML5, are easy tostyle, and are beautiful.

Favorite stuff with this gem.

A dropin utility that adds favourites functionality to any object

Overrides the original pagination with the paginative gem

A Rails engine for administrative access to a Fedora Commons repository based on the Hydra Project repository application framework.

A gem to help manage toggling features on and off in Rails applications without having to re-deploy. Includes a preconfigured page for gate management and an executable for feature gate code cleanup in your codebase after a feature has been deployed.

Feeder gives you a mountable engine that provides a route to a feed page in your Ruby on Rails application.

Feedy lets you collect and analyze user feedback with ease.

A framework for quickly writing an endpoint to consume webhooks from other systems.