1.heartcombo / deviseFlexible authentication solution for Rails with Warden.railsrubyauthenticationdeviseRubyMIT24K total5.5K forks+10 starsfrom 24,345 · score 2.40
2.doorkeeper-gem / doorkeeperDoorkeeper is an OAuth 2 provider for Ruby on Rails / Grape.doorkeeperoauthoauth2-provideroauth2-serverruby-on-railsgrape+4 moreRubyMIT5.5K total1.1K forks+10 starsfrom 5,522 · score 2.40
3.omniauth / omniauthOmniAuth is a flexible authentication system utilizing Rack middleware.omniauthauthenticationhacktoberfestrubyRubyMIT8.1K total971 forks+5 starsfrom 8,099 · score 1.79
4.ruby-oauth / oauth2🔐 oauth2 - A Ruby wrapper for the OAuth 2.0, & 2.1 Authorization Frameworks, including OpenID Connect (OIDC)authenticationauthorizationoauth2oauth2-clientsecurityoidc+1 moreRubyOther license2.2K total630 forks+2 starsfrom 2,179 · score 1.10
5.lynndylanhurley / devise_token_authToken based authentication for Rails JSON APIs. Designed to work with jToker and ng-token-auth.deviserailsauthenticationapioauthomniauthRubyWTFPL3.6K total1.1K forks+1 starsfrom 3,569 · score 0.69