See http://developers.facebook.com/docs/authentication/canvas

Sinatra app for serving web fonts easily with proper caching and access-control headers

Rack Iphone is use for auto login for web app from iphone when activated from home screen shortcut. The Gem is Inspired by work of Jim Hoskins gem rack_iphone_web_app

A Rack middleware that parses the POST or PUT body for JSON or XML content to a Hash and puts it into the rack.request.form_hash. Most frameworks get the params hash from there. Uses ActiveSupport and the respective parsers for parsing. So you can set it up to use Nokogiri and YajL. Useful for example when writing JSON and XML API apps with Sinatra or Padrino.

Private Rack middleware purpose is to protect your Rack application from anonymous via a secret code form.

Rammer is a framework dedicated to build high performance Async API servers on top of non-blocking (asynchronous) Ruby web server called Goliath. Rammer APIs are designed on top of REST-like API micro-framework Grape. Rammer is modular and integrates a powerful CLI called Viber to plug in and out its modules.

RBTree is a sorted associative collection that is implemented with Red-Black Tree. The elements of RBTree are ordered and its interface is the almost same as Hash, so simply you can consider RBTree sorted Hash.

RecordSelect is a Rails widget to help you pick one record out of many. I designed it as a more usable and performant alternative to generating a massive dropdown list

Simple ActiveModel-compatible persistence layer in Redis

render_static allows you to make your single-page apps (Backbone, Angular, etc) built on Rails SEO-friendly. It works by injecting a small rack middleware that will render pages as plain html, when the requester is one of the most common crawlers/bots out there (Google, Yahoo Baidu and Bing)

Provides a convenience method to retry blocks of code that might fail due to temporary errors, e.g. a network service that becomes temporarily unavailable. The retries are timed to back-off exponentially (2^n seconds), hopefully giving time for the remote server to recover.

Unique Resque queues using redis 1.6.0 scripting, sets and not much else

Let you upload images and have use paperclip's hotness to post process them

jQuery plugin to provide easy way to handle DOM elements by role attribute

A basic and perhaps misinformed library for learning about reactive programming

This gem provides an easy way to send push notifications to Windows Phone devices using Microsoft Push Notification Service.

This gem is simple binding for NetworkManager that aims to be tool for managing network interfaces such as 3G modems.

The gem offers various methods to access the Redtail CRM API

Ruby wrapper for uriparser C library

Ruby SDK for Message Media SMS Gateway API