Classy web-development dressed in a DSL (official / canonical repo)

Resque is a Redis-backed Ruby library for creating background jobs, placing them on multiple queues, and processing them later.

Sequel: The Database Toolkit for Ruby

Fast, Nimble PDF Writer for Ruby

Ruby process monitor

Code as Art, Art as Code. Processing and Ruby are meant for each other.

An incoming mail processing microframework in Ruby

A Rubyesque interface to Gmail, with all the tools you'll need.

💀 Larch copies messages from one IMAP server to another. No longer maintained.

A quick & dirty git-powered Sinatra wiki

GemStone Maglev Ruby Repository

Synchronise LVM LVs across a network by sending only snapshotted changes

Take back your $LOAD_PATH. Deprecated and unmaintained.

[unmaintained] XML to object mapping library

Minimalist blogging engine without textareas based on Markdown, Ruby, Sinatra and Git push hooks

Sinatra extension that adds Sequel ORM features, database config, and database migrations

Free ebook about Ruby 1.9

Diakonos is a console text editor for the masses.

Pure ruby general purpose router with interfaces for rails, rack, email or choose your own adventure

Open Sound Control Library for Ruby

A Ruby library for interacting with system MIDI services.

Sass color scheme generator

Ruby wrapper for Lucene Solr. No longer maintained.

Simple authentication for Ruby using LDAP

Virtualize Ruby installations

A set of commonly used story steps that allow anyone to write rspec stories!

Supervised TCPServer, Yielding Listeners Easily :: Unmaintained, switch to Unicorn or Rainbows!

A playlist for the web.

ContextWiki :: Camping Wiki using ContextR

An adapter for DataMapper allowing Apache SOLR to be used as a data repository.