Fudge Continuous Integration Server

Genealogy is a ruby gem library which extends ActiveRecord models in order to make its instances act as relatives so that you can build and query genealogies

Caches retrieved information to your user profile and reuses it when you query again.

This is a helpful tool when you write a daily report in reference to GitHub. nippou is a japanese word which means a daily report.

Glyph is a framework for structured document authoring.

Simplifies creating link tags for Google Webfonts.

Gopher2000 is a ruby-based Gopher server. It is built for speedy, enjoyable development of all sorts of gopher sites.

Groonga-command is a library that represents [Groonga](http://groonga.org/)'s command. You can write a program that handle Groonga's command by using groonga-command.

Wrapper for the Groupon API

Guard::Yard automatically monitors Yard Documentation.

C Bindings for Uber's H3 library

Ruby tools for HAProxy, including config file management.

The new label style for Ruby 1.9's literal hash keys is somewhat controversial. This tool seamlessly converts Ruby files between the old and the new syntaxes.

A JRuby binding for HBase

Create an interactive memory info interface while pwn / exploiting. Useful for rubiers writing exploit scripts. HeapInfo can be used even when target is being ptraced, this tool helps a lot when one needs to debug an ptraced process.

Simple Heatmap generator in Ruby. (Requires ImageMagick)

The Ruby Container for Henry

Hm is a library for clean, idiomatic and chainable processing of complicated Ruby structures, typically unpacked from JSON. It provides smart dig and bury, keys replacement, nested transformations and more.

Everything you could want for making Phillips Hue lightbulbs obey your every command.

Programmatically generate and manage AWS CloudFormation templates, stacks, and change sets.