Flexible authentication solution for Rails with Warden.

The Ruby Programming Language

Classy web-development dressed in a DSL (official / canonical repo)

Effing package management! Build packages for multiple platforms (deb, rpm, etc) with great ease and sanity.

A library for setting up Ruby objects as test data.

Server automation framework and application

Record your test suite's HTTP interactions and replay them during future test runs for fast, deterministic, accurate tests.

Modern concurrency tools including agents, futures, promises, thread pools, supervisors, and more. Inspired by Erlang, Clojure, Scala, Go, Java, JavaScript, and classic concurrency patterns.

Cucumber for Ruby. It's amazing!

Typhoeus wraps libcurl in order to make fast and reliable requests.

Library for stubbing and setting expectations on HTTP requests in Ruby.

A Ruby client library for Redis

JRuby, an implementation of Ruby on the JVM

Ruby FFI

YARD is a Ruby Documentation tool. The Y stands for "Yay!"

Calabash for iOS

A Ruby library for testing your library against different versions of dependencies.

Usable, fast, simple HTTP 1.1 for Ruby

Reactive Extensions for Ruby

UNMAINTAINED: See celluloid/celluloid#779 - Evented sockets for Celluloid actors

Gem to implement PageObject pattern in watir-webdriver and selenium-webdriver

UNMAINTAINED: See celluloid/celluloid#779 - Actor-based distributed objects in Ruby based on Celluloid and 0MQ

Cross-platform Ruby library for managing child processes.

Former watir.gem that referenced both watir-webdriver and watir-classic

WWTD: Travis simulator - faster + no more waiting for build emails

making chromium extension

RuJIT: a trace based just in time compile for CRuby

A CLI with helpful QA tools for Android (Devices & Emulators) and iOS (Devices).

JRuby wrapper around SikuliX java classes