radosgw-s3 library provides access to your ceph-radosgw. It supports both: radosgw user creation and bucket operation using REST API.

A rails engine adding an interface for translating and writing translation files. Works with rails 3 and 4.

Pattern matching for Rails applications

RakeTasks provides basic rake tasks for generating documentation, building and installing gems, and running tests. It will also load additional rake tasks if they are in a folder named 'tasks'. mmmm yummy

RDBI is a rearchitecture of the Ruby/DBI project by its maintainer and others. It intends to fully supplant Ruby/DBI in the future for similar database access needs.

Red Colors provides a wide array of features for dealing with colors. This includes conversion between colorspaces, desaturation, and parsing colors.

A reentrant/recursive flock.

RIMS is Ruby IMap Server. This gem provides a complete IMAP server by itself. The IMAP server can run as a daemon, mailboxes are provided and messages can be delivered to them.

A Ruby SDK for the RingCentral Connect Platform API

The rkerberos library is an interface for the Kerberos 5 network authentication protocol. It wraps the Kerberos C API.

Rroonga is an extension library to use Groonga's DB-API layer. Rroonga provides Rubyish readable and writable API not C like API. You can use Groonga's fast and highly functional features from Ruby with Rubyish form.

Image/Flash extract width/height dimensions extractor

newest Binding for wxWidgets 3.0+, it was made after wxRuby died.

ScottKit is a toolkit for compiling, decompiling and playing adventure games in the Scott Adams format.

Provides a simple file-based key-value store with String keys and values.

Low Level Ruby Client for the Crossref Search API

A Shogi library by pure Ruby. It supports CSA format.

Chef support for Foreman Smart-Proxy

Zero dependency, lightweight API for building XHTML tags

test-unit-activesupport is an ActiveSupport adapter for test-unit 3. You can use full test-unit 3 features with `ActiveSupport::TestCase`.