This gem allows you to easily dump and transform subset of your ActiveRecord models and their relations.

Easily create robust, standardized API endpoints using lightning-fast database queries

Add social network friendship features to your Active Record models.

A resource-centric approach to implementing the controllers, routes, and serializers needed to support the JSON API spec.

Implements minimal ActiveRecord models and database helper code used in both the Metasploit Framework (MSF) and Metasploit commercial editions.

Find next / previous Active Record(s) in one efficient query

Never Lose Data. Rather than deleting rows this sets Record#deleted_at and gives you all the scopes you need to work with your data.

Execute RSpec in a distributed manner

Execute RSpec in a distributed manner

Database-backed Rails error subscriber

ActiveRecord extension which adds typecasting to store accessors

Surus accelerates ActiveRecord with PostgreSQL specific types and functionality. It enables indexed searching of serialized arrays and hashes. It also can control PostgreSQL synchronous commit behavior. By relaxing PostgreSQL's durability guarantee, transaction commit rate can be increased by 50% or more.

This gem allows you to easily use [Hashids](http://hashids.org/ruby/) in your Rails app. Instead of your models using sequential numbers like 1, 2, 3, they will instead have unique short hashes like "yLA6m0oM", "5bAyD0LO", and "wz3MZ49l". The database will still use integers under the hood, so this gem can be added or removed at any time.

Add width, height and size methods to paperclip thumbnails, with SWF support

A scope-based authorization solution for Ruby on Rails.

Execute your ActiveRecord migrations with Percona's pt-online-schema-change. Formerly known as Percona Migrator.

FixtureBuilder allows testers to use their existing factories, like FactoryGirl, to generate high performance fixtures that can be shared across all your tests and development environment. The best of all worlds! Speed, Maintainability, Flexibility, Consistency, and Simplicity!

Provides simple way to integrate regression test selection approach to your RSpec test suite

Add width, height and size methods to paperclip images

This Rails plugin extends ActiveRecord::Base to add automatic updating of created_by and updated_by attributes of your models in much the same way that the ActiveRecord::Timestamp module updates created_(at/on) and updated_(at/on) attributes.