Ruby on Rails

Vagrant is a tool for building and distributing development environments.

Acceptance test framework for web applications

Chef Infra, a powerful automation platform that transforms infrastructure into code automating how infrastructure is configured, deployed and managed across any environment, at any scale

Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user …

High performance memcached client for Ruby

NOT MAINTAINED

**Grit is no longer maintained. Check out libgit2/rugged.** Grit gives you object oriented read/write access to Git repositories via Ruby.

Online MySQL schema migrations

The DNSimple API client for Ruby.

Active Merchant library for integration with order fulfillment services

A plugin to validate submitted emails for format, which can also check that the domain exists.

Unicast DNS to multicast DNS proxy

Ruby Enterprise Edition based on Ruby 1.8.7-p330 and later

Runs multiple Rails tests concurrently

Caching Last.fm player with local music player integration

Hack to speed up test running in Rails

A systems integration framework, built to bring the benefits of configuration management to your entire infrastructure.

The official Airbrake library for Ruby on Rails. Links to other Airbrake libraries are in the ReadMe.

online schema change tool

Acceptance test framework for web applications

Various tiny utilities (development, etc.)

Crazy Ivan: the really simple continuous integration tool

Vagrant is a tool for building and distributing virtualized development environments.

Tool that bisects versions of a project in search of changes in performance

A plugin to validate submitted emails for format, which can also check that the domain exists.

Simple async delay gateway