Padrino can can use all CanCan goodies

Integration layer between Protector and CanCan

Rails 3.1 drop-in blog engine for existing Rails applications

token based authentication and more useful library..

Don't use. Not production ready

Required dependency for Spree

This engine aims to provide an easy way to work with dynamic permissions.

#Crowdsourcing management system for #RubyOnRails: http://bit.ly/voluntary-0-7-1

Administrative and social network platform for closed user groups.

Rails 3.1+ dynamic page management

Application framework for Rails

CanCan integration with Active Model Serializers

A rails engine that lets you mount a job search engine

Simple admin panel generator with inherited resources, has_scope, datatables for Rails 4

A simple server that determines the model and action data based upon the incoming url.

Required dependancy for API-Spree

ar_jdbc_pg_array includes support of PostgreSQL's int[], float[], text[], timestamptz[] etc. into ActiveRecord. You could define migrations for array columns, query on array columns.

A Ruby on Rails engine for running ticketing, CRM, and order management. See http://fracturedatlas.github.com/artfully_app/ for the reference implementation

Atreides is an engine providing a evented CMS following a KISS principle

Provides assistance for setting up an auth solution using devise and cancan auth frameworks