Cookbook allows you to associate instructions with components in a cross referenced way. Good for cooking recipes or an instruction manual for DIY projects.

Copyable makes it easy to copy ActiveRecord models.

You can copy data from rails staging environment to production. You can even copy 'Papercliped' model with its attachments.

CoreMerchant provides essential functionality for handling customers, products, and subscriptions in e-commerce and SaaS applications. Does not include payment integrations.

Cornerstone provides customer care capabilities to an existing application by adding things like discussions and a knowledge base.

Text correction using words and phrases dictionaries.

Simple cart-checkout for your store

ActiveRecord extentions for counter_cache.

Gem for implementing multi country sites, enables countrizable extension for ActiveRecord model/data.

Craby is just a quick test suite setup for Rails application

Rails 3.1 engine which adds the ability to build roles from features you create.

Have you ever asked yourself, "Is this method even being used?!" Or, "What the heck is this method receiving?" Does your application use Rails? If the answers these questions are yes, this gem may be of use to you! Large applications can accrue cruft; old methods that might once have been import...

add ransacker for crypted attributes

Cryptocurrency payment processor

If you do not want to setup foreign keys with cascade and ActiveRecord's dependent is too slow for your big database, this is what you are looking for.

Adds a Webservice API to an existing Rails App.

Organize your features in a tree directory and don't waste your CPU time running the same steps over and over.

A console music library explorer and player

An authentication gem for the pre-production (mainly) phase of the application lifecycle. Provide a simple sign in page with a list of all users in the application. Click on any user logins you to the application under the user.

Reporting application