doorkeeper by doorkeeper-gem

An example OAuth 2 provider application using the Doorkeeper gem, Rails and Devise. Maintained by doorkeeper-gem on GitHub, where it has earned 192 stars from the community.

Token based authentication for Rails JSON APIs. Designed to work with jToker and ng-token-auth. Maintained by lynndylanhurley on GitHub, where it has earned 3,569 stars from the community.

The authorization Gem for Ruby on Rails. Maintained by CanCanCommunity on GitHub, where it has earned 5,689 stars from the community.