Authlogic extension to support Facebook OAuth2 javascript sessions. Currently requires koala but is easily extended for other facebook api wrappers.

A powerful, modern authorization plugin for Ruby on Rails featuring a declarative DSL for centralized authorization roles. Based on Declarative Authorization.

Works with Facebook.

An opinionated almost-turnkey solution for managing authorization in Rails

Easily use jQuery UI's autocomplete widget with Rails applications.

Fill in your brazillian addresses automagically

Avocado listens for JSON responses in the test environment and generates a YAML file describing them, which it sends to a configurable URL.

Better back URL for your Rails applications.

Broadcast changes from Rails models to client-side Backbone.js collections with WebSockets.

Baidu ueditor for rails.

Rails plugin that is based on acts_as_taggable by jviney that is based on acts_as_taggable by DHH.

beerdb - beer.db command line tool

Provides more advanced and flexible 'if then then that' style conditional validation. Validate fields based on the values of other fields in your model.

A set of pure RoR classes for the Bing Ads API

bio-ngs provides a framework for handling NGS data with BioRuby

Bizside is an utilities to assist building web application.

Allows delimited Solr facets to become hierarchical trees in Blacklight.

Eager loading and other ActiveRecord helpers for Blueprinter

A command-line queryable database of multiple editions of the Book of Mormon

an engine to abstract common html/css elements across Heroku properties