github-control allows you to interact with Github through a nice ruby interface

GitHub's safe gem eval web service

A universal interface to grab contact list information from various providers including Yahoo, Gmail, Hotmail, and Plaxo.

Glimmer DSL for Tk (Ruby Tk Desktop Development GUI Library) - Ruby DSL for Tcl/Tk with bidirectional/unidirectional data-binding support.

A toolkit of useful, reusable foundation code created by RightScale.

Ruby library for working with the Gnip Rules API

Remove, Add and List your Gnip Rules

Get info from gocd using its apis

Golf lets you write your interface in terms of reusable, simple components.

A tiny gem that makes using Google Translate v2 API trivial

GoogleGeocoding is a small library for performing geocoding using the Google's HTTP geocoding API

An engaging way to offer passes, loyalty programs, and more with Google Pay.

Google Voice does not have an API. This library gets around that limitation.

GoShortener uses Google URL shortener service to shorten/expand urls.

Handles TexturePacker format and makes it ready to use with Gosu

Makes it easy to load tile maps built with Tiled editor into Gosu games

GovKit-CA lets you quickly get encapsulated Ruby objects for Canadian civic data.

A simple wrapper for the Grafana HTTP API

notify graphite on deploy or rollback

Grendel is a RESTful web service which allows for the secure storage of users' documents. Grendel-Ruby provides a Ruby API for Grendel.