warden_oauth will help you create oauth authentication strategies using the oauth helper method on the Warden::Manager config setup

Provides access to every endpoint of the XING API. Takes care of oauth, reponse parsing and simplifies error handling. You can get the required consumer_key and consumer_secret at https://dev.xing.com

A ruby wrapper for 7digital API

A Ruby interface to the Withings API.

Adops Report Scrapper is a collection of web scrappers that can automatically extract the data from your ad server, ad networks, ad exchanges, and other ad partners. It is an open source alternative to [STAQ](http://www.staq.com/). Say good-bye to spreadsheet. At the moment, this gem only focus on getting the data in. It is up to you how you would aggregate the data into your pageview & dfp/ad server data set.

aeolus-image is a Ruby library used by Conductor to connect with Image Factory and Image Warehouse.

Log the timeline

Downloads someone's all tweets.

AOJ is a command-line tool for AOJ(Aizu Online Judge). You can submit your source to AOJ and check the result of judgement without opening browser or copy & paste..

This gem provides an easy way to authenticate and interact with Apple's Device Enrollment Program

Appoxy API Helper gem description...

A set of Awestruct extensions for building a project website

Eventmachine-based Chirpstream client

Ruby interface to the Cloudkick API

Canvas LTI and OAUTH2 mountable engine

Your rails app in a custom tailored suit.

A Ruby wrapper of Douban(豆瓣) API

Douban API reference: http://www.douban.com/service/apidoc/reference/

A full featured wrapper for interacting with the base Google Data API

Ruby library for accessing the eventful.com API