A Local Gateway -developed by InSTEDD- implemented in Ruby for testing purposes.

Logicle is a simulator for testing and solving simple circuits composed of basic logical elements. The program reads and writes its inputs and outputs using the GML protocol.

MbUnit - Generative Unit Test Framework for .NET. MbUnit provides advanced unit testing support with advanced fixtures to enable developers and testers to test all aspects of their software.

Base classes to use for testing (based on MbUnit or Nunit) that enforce Given, When, Then style with auto mocking facilities

An in memory, ORM, Built on top of ActiveModel. Allows for in memory models, great for rspec testing.

Testing message flows with rmq and Cucumber

testunitxml extends the Test::Unit framework with an assertion for testing well-formed XML documents.

Headless browser for testing purposes powered by V8 JavaScript engine (via Mustang gem)

migration_test_helper makes testing your migrations easier by adding helper methods to Test::Unit::TestCase for asserting the current state of the schema and executing migrations against the test database.

This toolkit provides support for developing, testing and deploying custom Mingle macros.

A Ruby gem for faking external web services for testing, forked and updated version of Luke Redpath's mimic

MiniTest assertions and expectations for testing Capistrano recipes

Cucumber steps for testing mixpanel integration

Page Object DSL for iOS and Android mobile testing

Beaneater mock for testing

moko is used for build restful API in secs, for testing puropse

Standalone mongo test server for use with rspec or other unit testing framework

A half-baked integration testing framework

Augment a traditional Rails application with a completely AJAX frontend, while transparently handling issues important to both the enterprise and end users, such as testing, SEO and browser history.

Dumy testing gem returning email and username