Add social network friendship features to your Active Record models.

A simple framework for building APIs with Grape

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

Add width, height and size methods to paperclip images

Simple positioning for Active Record models.

Execute RSpec in a distributed manner

Execute RSpec in a distributed manner

Brings Common Table Expressions support to ActiveRecord and makes it super easy to build and chain complex CTE queries

A scope-based authorization solution for Ruby on Rails.

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!

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

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.

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.

Enable a Rails application to have separate databases for each tenant. This gem primarily extends Active Record, creating a new connection pool for each tenant and using horizontal sharding to swap between them. It also provides integrations for middleware tenant selection, Action View Caching, Active Job, Action Cable, Active Storage, Action Mailbox, and Action Text, with support and documentation for Solid Cache, Solid Queue, Solid Cable, and Turbo Rails.

Save migrations and columns by storing multiple booleans in a single integer

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

Use deep_pluck as a shortcut to select one or more attributes and include associated models without loading a bunch of records. And DRY up your code when using #as_json.