An authorization library that supports access control models like ACL, RBAC, ABAC in Ruby

Contextually is a gem for running Rails controller tests under different user contexts in a convenient way. So you can test your authorization without much effort.

A ready-to-go application with authentication, authorization, logging... with bootstrap flavor

Simple and easy dynamic restful group/permission based authentication and authorization engine plugin for Rails

Granity is a flexible, caching-friendly authorization engine that provides fine-grained access control for Ruby on Rails applications

A thread-safe minimal authorization helper

Simple module that accepts token and return Authorization for Google

Tools to provide user authorization and data scoping.

Even simpler authorization gem

Ruby Authorization Gem using Role Based Access Control

Manages git repositories, authentication information for OpenSSH and authorization.

An authorization wall for Zimbra

Add http authorization methods to Roda

Helpers for handling Account resource authorization with decoded Gris JSON Web Tokens.

The last authorization gem you'll ever need.

Drop in 2-Factor Authorization for your Rails app. You just need a Twilio account and you're set.

Thi is an authorization system for a Ruby (including Rails) project, that allows to specify dynamic permissions. All data is stored in an SQL database, supported by Sequel.

Simple authorization and attribute obfuscation scheme.

Minimal authorization library

Rails specific implementation of the Guachiman gem for authorization in ActionController