This package adds color through ANSI escape codes to Bacon test output.

This library allows rendering Scalable Vector Graphics (SVG) graphics directly into a Portable Document Format (PDF) document using the Prawn module.

crack provides really simple JSON and XML parsing, extracted from code in Merb and Rails.

Promise is a Ruby implementation of the Promises/A+ specification. It provides 100% mutation coverage, tested on MRI 1.9, 2.0, 2.1, 2.2, Rubinius, and JRuby.

This package provides Ruby support for the HOCON configuration file format. It supports parsing and modifying HOCON and JSON files, and rendering parsed objects back to a String.

Slop provides a Ruby domain specific language for gathering options and parsing command line flags.

This package adds custom processing for warnings for Ruby, including the ability to ignore specific warning messages, ignore warnings in specific files/directories, include backtraces with warnings, treat warnings as errors, deduplicate warnings, and add custom handling for all warnings in specific files/directories.

Guard is a command line tool to easily handle events on file system modifications. Guard automates various tasks by running custom rules whenever file or directories are modified.

Gettext is a GNU gettext-like program for Ruby. The catalog file (po-file) used is the same as that used by GNU gettext, allowing you to use GNU gettext tools for maintenance.

This package provides Ruby FFI bindings to the Networking and Cryptography (NaCl) library, also known as libsodium. This provides a high-level toolkit for building cryptographic systems and protocols.

This gem provides a DSL that makes it easy to write reports of various types in ruby. It eliminates the need to litter your source with puts statements, instead providing a more readable, expressive interface to your application.

Ruby-terminfo provides terminfo binding for Ruby.

SilentStream is an extraction of some parts of ActiveSupport's Kernel Reporting Core Extensions around silencing IO streams.

Lumberjack is a simple logging utility that can be a drop in replacement for Logger or ActiveSupport::BufferedLogger. It provides support for automatically rolling log files even with multiple processes writing the same log file.

YARD is a documentation generation tool for the Ruby programming language. It enables the user to generate consistent, usable documentation that can be exported to a number of formats very easily, and also supports extending for custom Ruby constructs such as custom class level definitions.

Sass Spec is a test suite for Sass. Test cases are all in the spec directory.

This package provides a library to help create value objects without the pain of Ruby's Struct (or its setters).

websocket-driver provides a complete implementation of the WebSocket protocols that can be hooked up to any TCP library

This package provides a set of Hoe plugins for tighter Git integration. It provides tasks to automate release tagging and pushing and changelog generation.

The cane gem provides a great framework for running quality checks over your ruby project as part of continuous integration build. It comes with a few checks out of the box, but also provides an API for loading custom checks. This gem provides a set of additional checks.

Commander aims to be a complete solution for Ruby command-line executables. Commander bridges the gap between other terminal related libraries (OptionParser, HighLine), while providing many new features, and an elegant API.

This package provides a JSON implementation written in pure Ruby.

This package provides a MiniTest extension to stub constants for the duration of a block in MiniTest.

Jekyll is a simple, blog aware, static site generator.