A testing framework for concisely sharing several stages of setup code across tests.

Tool-kit for testing based on changed files.

Percy visual testing for Ruby Selenium

The ember-routes gem was created to facilitate easier testing with Capybara by providing path helpers for the Ember app. The path helpers are described in a similar syntax to the Ember routes engine.

Live testing gem for authorized research on rubygems.org

Hoick is a command-line HTTP client. It's intended mainly as a tool for testing RESTful APIs, but you can use for something else, if you really want to.

UnitController assists with unit testing controllers by stubbing view rendering.

Friendly Automation Testing Framework, tired of update every single test when developers change an XPath, id, class, etc? This is for you.

Simulates receiving email messages for testing Omah (Offline Mail Helper) gem plugins etc.

Functional acceptance testing

A blank/empty Ruby gem that does nothing. Useful for testing that only specific Bundler groups are loaded when using a dummy group.

Dummier is a rails generator for automating the creation of rails testing applications.

An opinionated modern, responsive HTML email generator with integrated helpers, versioning, live previews, minification and testing.

Drntest is a testing framework for Droonga. You can write a test for Droonga by writing Droonga commands and expected result.

Strategies for cleaning databases using DataMapper. Can be used to ensure a clean state for testing.

Datafix provides a generator for documenting and testing database hotfixes

Live testing gem for authorized research on rubygems.org

A stub gem to test workflows

ruby command line tool/library for testing cron jobs

DoubleMakeSure adds redundant testing and execution methods that allow you to use redundant tests and execution