Rspec-expectations provides a simple API to express expected outcomes of a code example.

Sorcerer generates Ruby code from a Ripper-like abstract syntax tree (i.e. S-Expressions). Sorcerer is targeted mainly at small snippets of Ruby code, expressible in a single line. Longer examples may be re-sourced, but they will be rendered in a single-line format.

Fivemat is a MiniTest/RSpec/Cucumber formatter that gives each test file its own line of dots during testing. It aims to provide test output that is neither too verbose nor too minimal.

Gherkin is a parser and compiler for the Gherkin language. It is intended be used by all Cucumber implementations to parse .feature files.

mime-types-data provides a registry for information about Multipurpose Internet Mail Extensions (MIME) media type definitions. It can be used with the Ruby mime-types library or other software to determine defined filename extensions for MIME types, or to use filename extensions to look up the likely MIME type definitions.

Cucumber Messages for Ruby is a library which allows serialization and deserialization of the protocol buffer messages used in Cucumber.

Rspec-mocks provides RSpec's "test double" framework, with support for stubbing and mocking.

This package provides the default HTML formatter for the SimpleCov code coverage tool for Ruby version 1.9 and above.

Builder provides a number of builder objects that make it easy to create structured data. Currently the following builder objects are supported: XML Markup and XML Events.

The Cucumber Compatibility Kit (CCK) aims to validate a Cucumber implementation's support for the Cucumber Messages protocol.

Rspec-core provides the RSpec test runner and example groups.

Hoe is a rake/rubygems helper for project Rakefiles. It helps manage, maintain, and release projects and includes a dynamic plug-in system allowing for easy extensibility. Hoe ships with plug-ins for all the usual project tasks including rdoc generation, testing, packaging, deployment, and announcement.

Rspec-mocks provides RSpec's "test double" framework, with support for stubbing and mocking.

This Ruby library provides a JSON implementation written as a native C extension.

Asciidoctor is a text processor and publishing toolchain for converting AsciiDoc content to HTML5, DocBook 5, PDF, and other formats.

SimpleCov is a code coverage framework for Ruby with a powerful configuration library and automatic merging of coverage across test suites.

Cucumber's wire protocol allows step definitions to be implemented and invoked on any platform.

Rspec-expectations provides a simple API to express expected outcomes of a code example.

The mime-types library provides a library and registry for information about Multipurpose Internet Mail Extensions (MIME) content type definitions. It can be used to determine defined filename extensions for MIME types, or to use filename extensions to look up the likely MIME type definitions.

Cucumber is a tool for running automated tests written in plain language. Because they're written in plain language, they can be read by anyone on your team. Because they can be read by anyone, you can use them to help improve communication, collaboration and trust on your team.

Mini-portile is a port/recipe system for Ruby developers. It provides a standard way to compile against specific versions of libraries to reproduce user environments.

multi_test provides a uniform interface onto whatever testing libraries that have been loaded into a running Ruby process to help control rogue test/unit/autorun requires.

Rake is a Make-like program where tasks and dependencies are specified in standard Ruby syntax.

Given_core is the basic functionality behind rspec-given and minitest-given, extensions that allow the use of Given/When/Then terminology when defining specifications.