JWT based authorization that includes current_user helper

This is social networks api wrapper and authorization tools for social applications. Now it is a compilation of code from various projects in production. Without tests. =( NOT RECOMMENDED USE IN PRODUCTION.

Vkontakte authorization for authlogic with ruby 1.9 and rails 3.0

Wraps RoleModel up to make role based authorization really easy in Rails >= 3.2.

An authorization gem for Rails that allows you to have the complete control of your app.

An authentication and authorization system for Rails

Akamai-AuthToken is Akamai Authorization Token for Ruby 2.0+

A flexible authentication and authorization framework for Rack applications.

Users, Authorization and Authentication for Isomorfeus.

Another authorization gem

Contextual authorization for your Rails (3+) application

A command line OAuth authorization tool.

A description of a really simple authorization plugin for Rails.

Authorizr: A simple controller-centric authorization framework.

A simple and elegant solution to authorization suitable for most small and medium-sized projects.

Lightweight and framework-agnostic ruby authorization system.

Group access authorization control, based on controllers actions access permissions using ActionSentinel.

Sequel mixin for SimpleOAuth2 authorization

Lockdown is an authorization system for RubyOnRails (ver >= 2.1).

Controller level authorization