How to: Authorization
* [acl9](https://github.com/be9/acl9) - Acl9 is a role-based authorization system that provides a concise DSL for securing your Rails application.
* [AccessGranted](https://github.com/chaps-io/access-granted) - Multi-role and whitelist based authorization gem for Rails.
* [ActionPolicy](https://github.com/palkan/action_policy) - Authorization framework for Ruby and Rails applications. Composable, extensible and performant.
* [CanCanCan](https://github.com/CanCanCommunity/cancancan) - Continuation of CanCan, an authorization Gem for Ruby on Rails.
* [Consul](https://github.com/makandra/consul) - A scope-based authorization solution for Ruby on Rails.
* [Petergate](https://github.com/elorest/petergate) - Easy to use and read action and content based authorizations.
* [Pundit](https://github.com/elabs/pundit) - Minimal authorization through OO design and pure Ruby classes.
* [Rabarber](https://github.com/brownboxdev/rabarber) - Simple role-based authorization for Rails with multi-tenancy support.