Timezone Data for TZInfo.

Small and fast replacement for ruby's huge and slow test/unit

CSS parser based on the CSS Syntax Level 3 spec

Option gathering made easy

Web-flow and rendering framework putting the VC in MVC (part of Rails)

Scoped search makes it easy to search your ActiveRecord-based models. It will create a named scope :search_for that can be called with a query string...

Dom and Selector assertions for Rails applications

A pkg-config implementation by Ruby

A session store backed by an Active Record class. A default class is provided, but any object duck-typing to an Active Record Session class with text session_id and data attributes is sufficient.

Library for stubbing HTTP requests in Ruby

Power Assert for Ruby

A pure Ruby implementation of the SCP client protocol.

Pure-ruby colorizer based on pygments

A simple, fast, memory-efficient and threadsafe implementation of GetText