Ruby on Rails

Approval Tests for Ruby

Rhino is an open-source implementation of JavaScript written entirely in Java

An extensive math library for JavaScript and Node.js

Heavy metal SOAP client

Fast math typesetting for the web.

Encoding and decoding images in Rust

Cross-platform Rust rewrite of the GNU coreutils

A deployment automation tool built on Ruby, Rake, and SSH.

Cucumber for Ruby. It's amazing!

Collection of RSpec/MiniTest matchers and Cucumber steps for testing email in a ruby app using ActionMailer or Pony

JSON implementation for Ruby

The Official Ruby Object Mapper for MongoDB

Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.

Shopify OAuth2 Strategy for OmniAuth 1.0

Resilience engineering papers

PNG decoding and encoding library in pure Rust

A Test::Unit runner that can run tests by line number.

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

A customizable life embetterment robot.

Automatically save screen shots when a Capybara scenario fails

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

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

Self updates for rust executables

Acceptance test framework for web applications

A RubyGems.org cache and private gem server

🔬 A Ruby library for carefully refactoring critical paths.

Rails Generators for Cucumber with special support for Capybara and DatabaseCleaner

Decorators/View-Models for Rails Applications

2D graphics rendering on the GPU in rust using path tessellation.