Doorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.

Useless authorization server just for education purposes only

An example OAuth 2 provider application using the Doorkeeper gem, Rails and Devise

This is an implementation of an authorization server based on OAuth 2.0 specification

Omejdn is an OAuth2/OpenID connect server for IoT devices which use their private keys to request OAuth2 access tokens in order to access protected resources and websites or apps which retrieve user attributes.

Doorkeeper + Devise + JWT

rails-graphql app with oauth2 and tests

🔑 The future of Kitsu's Authentication

Rails api server.