Fixtures aren't fun. Machinist is.

Operational controls for Active Job

A thin wrapper to use Rails Migrations in non Rails projects

Polymorphic threaded comments Rails gem for Rails 4+

Devise Async provides an easy way to configure Devise to send its emails asynchronously using ActiveJob.

Adds methods to set and authenticate against one time passwords 2FA(Two factor Authentication). Inspired in AM::SecurePassword"

Make any Ruby object quack like ActiveRecord

A gem that adds simple support for organizing ActiveRecord models into parent–children relationships.

A SQLite based, lightning fast, super efficient and dead simple to setup and use database, cache and job queue for Ruby and Rails applications!

Provides single sign-on authentication for web applications using the CAS protocol.

Faster inserts! Insert N records in a single statement.

Provide an easy way to check the consistency of the database constraints with the application validations.

Allows simple search forms to be created against an AR3 model and its associations, has useful view helpers for sort links and multiparameter fields as well.

Rails port of Heroku PG Extras. The goal of this project is to provide a powerful insights into PostgreSQL database for Ruby on Rails apps that are not using the default Heroku PostgreSQL plugin.

ROXML is a Ruby library designed to make it easier for Ruby developers to work with XML. Using simple annotations, it enables Ruby classes to be mapped to XML. ROXML takes care of the marshalling and unmarshalling of mapped attributes so that developers can focus on building first-class Ruby classes. As a result, ROXML simplifies the development of RESTful applications, Web Services, and XML-RPC.

makes after_commit callbacks testable in Rails 3+ with transactional_fixtures

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

Keep a DRY history of your ActiveRecord models' changes

Annotates Rails/ActiveRecord Models, routes, fixtures, and others based on the database schema.

Protect attributes from mass assignment