Given a URL, retrieves thumbnail images (similar to when you share a link on Facebook or Digg).

A lightweight client of Facebook Graph API

HTML meta tags management for Rails with support for Facebook's OpenGraph tags and Twitter cards

Tiny facebook library for direct queries to the API

Mokio is a Content Management System that allows creation of sophisticated websites. It consists maily of administration panel for your desired website. It provides the following types of content: Article (piece of text with pictures, lists, links, etc.), Picture Gallery (easi...

Provides a subclass for presenting side view controllers inspired on the FaceBook and Wunderlist apps, done right!

Share posts in facebook, twitter and google+ easy mode

Facebook AccountKit Strategy for OmniAuth

easilly enables meta tag creation on your ruby/rails/rack app for Ooyala Facebook sharing - more infos: http://www.ooyala.com/support/docs/facebook_sharing_sdk

A Ruby library for exporting Facebook Open Graph Translations between Developer Applications.

A simple plugin for extracting information from url entered by user (Something like what facebook does). This gem is built on top of opengraph gem created by michael bleigh.

A full-stack Facebook Graph API wrapper in Ruby (fork of original).

Quokka provides tools to make logging in with Facebook from your server a breeze.

A Rack middleware that tries to make FB Connect behave a little bit more like other identity providers such as OpenID and OAuth.

Makes all POST calls assume GET. This allows us to do REST development with Facebook, which always sends POST

ruby interface for Facebook's Platform API.

Share to pubic website such as facebook, twitter, renren, sina, etc.

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

Make avaiable to your users for login with Devise or Facebook, and manage them and your admins. Each admin is related to roles with Rolify, and manages authorization with CanCan.

This gem will allow your web application or mobile app to use tagging in a similar manner to Facebook or Twitter.