ruby-unf is a wrapper library to bring Unicode Normalization Form support to both Ruby and JRuby. It uses unf_ext on CRuby and java.text.Normalizer on JRuby.

This library only provides the FFI wrapper for the ZeroMQ networking library. It can be used to implement a Ruby API for the ZeroMQ library.

This package can speed up Test::Unit, RSpec, Cucumber, and Spinach tests by running them concurrently across multiple CPU cores.

Exception2MessageMapper (e2mmap) is a helper module for easily defining exceptions with predefined messages.

CZMQ Ruby bindings, based on the generated low-level FFI bindings of CZMQ. The focus of of CZTop is on being easy to use and providing first class support for security mechanisms.

Em-websocket is an EventMachine based WebSocket server implementation.

rainbow provides a string presenter object to colorize strings by wrapping them in ANSI escape codes.

The minitest-proveit MiniTest extension ensures all tests to prove success (via at least one assertion) rather than rely on the absence of failure.

Excon was designed to be simple, fast and performant. It works great as a general HTTP(s) client and is particularly well suited to usage in API clients.

This package provides a Ruby binding to the Ed25519 elliptic curve public-key signature system described in RFC 8032.

PandocRuby is a wrapper for Pandoc, a Haskell library with command line tools for converting one markup format to another. Pandoc can convert documents from a variety of formats including markdown, reStructuredText, textile, HTML, DocBook, LaTeX, and MediaWiki markup to a variety of other formats, including markdown, reStructuredText, HTML, LaTeX, ConTeXt, PDF, RTF, DocBook XML, OpenDocument XML, ODT, GNU Texinfo, MediaWiki markup, groff man pages, HTML slide shows, EPUB, Microsoft Word docx, and more.

shoulda is a meta-package combining shoulda-context and shoulda-matchers providing tools for writing tests.

Hamster provides 6 persistent data structures: Hash, Vector, Set, SortedSet, List, and Deque (which works as an immutable queue or stack).

This package provides unicode normalization form support for Ruby.

This library provides Ruby qFFI bindings to the libsass library. This enables rendering SASS from Ruby code.

Debugging functionality for Ruby. This is completely rewritten debug.rb which was contained by the ancient Ruby versions. It is included with Ruby itself, but this package is made available so that the latest version can be made available independently from Ruby.

Launchy is helper class for launching applications in a fire and forget manner. The aim of Launchy is to provide a common approach to launching external applications from within Ruby programs.

RGL is a framework for graph data structures and algorithms. The design of the library is much influenced by the Boost Graph Library (BGL) which is written in C++.

This package provides a collection of RuboCop cops to check for performance optimizations in Ruby code.

KPeg is a simple PEG library for Ruby. It provides an API as well as native grammar to build the grammar. KPeg supports direct left recursion of rules via the OMeta memoization technique.

Pygmentize provides a simple way to call pygmentize from within a Ruby application.

This package implements a variant of Set whose elements are sorted in ascending order

The gem public_suffix is a domain name parser, written in Ruby, and based on the Public Suffix List. A public suffix is one under which Internet users can (or historically could) directly register names. Some examples of public suffixes are .com, .co.uk and pvt.k12.ma.us. The Public Suffix List is a list of all known public suffixes.

This package extends the String class and adds a ColorizedString with methods to set text color, background color, and text effects.