Each controller action is its own class, making it possible to abstract tasks like authorization, deserialization, serialization, and callbacks.

Easy way to authentication and authorization

A transparent wrapper for Telphin API. Supports ruby-way naming of API methods (without method lists inside), optional authorization, files uploading, logging and any faraday-supported http adapter of your choice.

Merb plugin that provides a very simple role-based authorization system

Wacky Canvas is a Rails 3 engine gem extracted from Wacky Words Friends for handling Facebook canvas app authorization. It records various stats for easy testing of new ideas and features.

Walruz provides an easy to use DSL to do composition of basic authorization policies to create more complex ones, and then register this composed policies on actions performed to the model begin accessed

Authorization of requests for microservices based on JWT

Validate identity token claims, headers, and signatures.Exchange authorization codes for refresh tokens.

A client library for searching Indeed jobs without using the official API. There are a couple advantages to this, including not requiring authorization, as well as being able to fetch search results for third-party job ads. If you are looking for a client library for the official API, use Indeed'...

Simple authorization solution for Rails which is decoupled from user roles. All permissions are stored in a single location. This project is based off of Ryan Bates's CanCan Gem.

ActiveRecord mixin for SimpleOAuth2 authorization

Use model-level authorization with a very granular roles and permissions definition.

Provides authentication and authorization services for use with Solidus by using Devise and CanCan (devise_token_auth revised version)

DRY authorization with CanCanCan.

Object oriented authorization for ruby.

With Omniperm you can centralize your authorization strategies in a YAML file against a configurable context

Simple token authentication and authorization solution for Rails with JWT.

Simple authorization method to redirect to specific pages when a prerequisite is not met.

Flow.io is PCI compliant gateway which supports authorizations, captures, refunds and tokenization of credit cards globally.

A Ruby on Rails authorization gem