MessageQuickly includes a mountable engine to process webhooks, and an API wrapper to talk to Facebook.

Tiny facebook library. By http://www.appoxy.com

Fb::Auth provides methods to obtain an access token to manage pages of a Facebook user.

Fork of clearance, not-purely-restful, but with Facebook goodness

Very easy Ruby on Rails Client for the Facebook Messenger Platform[bot]

Tidy up the various forms of Facebook urls

Facebook Graph API v2.x Wrapper in Ruby

Ruby on Rails Gem for the Facebook Messenger Platform

Funky is a Ruby library to fetch data about videos posted on Facebook, such as their title, description, number of views, comments, shares, and likes. Funky can obtain those public data regardless of whether you have insight permission. Funky is fully tested.

Ruby "bot-end" micro-framework for Facebook Messenger

A Gem for Facebook Open Graph API

A gem to scrape facebook posts and comments

Ruby wrapper for Facebook Zstandard library

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

Rack middleware for Facebook applications

API client for facebook ads adapter

The easiest way to check how many times a URL has been shared on Reddit, Digg, Twitter, Facebook, LinkedIn, GoogleBuzz and StumbleUpon!

This library simplifies life when it comes to authentication in a Facebook iFrame application

A full-featured facebook extension for the sinatra webapp framework

EasyAuth-Facebook