Koala is a lightweight, flexible Ruby SDK for Facebook. It allows read/write access to the social graph via the Graph and REST APIs, as well as support for realtime updates and OAuth and Facebook Connect authentication. Koala is fully tested and supports Net::HTTP and Typhoeus connections out of the box and can accept custom modules for other services.

Code coverage for Ruby 1.9+ with a powerful configuration library and automatic merging of coverage across test suites

FnordMetric is a Ruby Event-Tracking gem on steroids

a code metric tool for rails codes, written in Ruby.

Light weight job scheduling on top of Resque. Adds methods enqueue_at/enqueue_in to schedule jobs in the future. Also supports queueing jobs on a fixed, cron-like schedule.

This gem simplifies generating the claims needed to authenticate with the Atlassian Connect REST APIs.

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web. http://getbootstrap.com

A simple Ruby client for the algolia.com REST API

calabash-android drives tests for native and hybrid Android apps.

Headless Webkit driver for Capybara

Client Side Validations

Client Side Validations

Markdown TaskList components

CBOR is a library for the CBOR binary object representation format, based on Sadayuki Furuhashi's MessagePack library.

Wrapper for Pusher Channels REST api: : https://pusher.com/channels

Her is an ORM that maps REST resources and collections to Ruby objects

calabash-cucumber drives tests for native iOS apps. You must link your app with calabash-ios-server framework to execute tests.

Beautiful logging for Ruby.

A real-time Redis monitoring tool written in Ruby

Routing tree web toolkit