GridFS made simple...

grid_rest is a gem that makes your rails application interact with other backends through a REST interface. It is build in a situation where one rails application was talking to 2 java backends. The main development focus is JSON communication, but XML should be just as easy

Grin is a simple Ruby wrapper for the Fotogger API v1 specification. It currently supports finding and creating albums, photos, and categories.

GridFS attachments for MongoMapper

An easy-to-use ruby wrapper for the Grooveshark API

REST client for accessing the Grouper WS API

A ruby gem wrapper around scp / curl / wget (and the like) that notifies you via Growl when the transfer is complete

This is a customised subclass of the CodeRunner::Run class which allows CodeRunner to run and analyse the gyrofluid GPU turbulent transport solver Gryfx.

A library for fetching author, paper and citation information for Google Scholar

A Guilded (http://github.com/midas/guilded/tree/master) component that creates adaptable show (detail) views of a single ActiveRecord object.

A set of extensions and improvements to the Ruby GSL interface. Modifies some GSL objects to allow Marshalling, and provides some extra classes and functions.

This is a super-simple Ruby client for Google Translate API v2. You will need the developer key to work with it.

A library for the Guardian Content API

guard helper for play! framework 1.x

Guardrail captures validation errors from your Ruby on Rails application to help you identify and fix user experience issues. The GuardrailNotifier gem makes it easy to hook up your app to the Guardrail web service.

run rrails on guard

API client for Gumroad. 100% coverage of available methods

A Ruby wrapper for the Gurunavi API

The Flash SDK Rubygem is brought to you by Project Sprouts (http://projectsprouts.org)

Automatically launch Hadoop or Spark clusters in the cloud