Send HTTP requests using Basic Authentication

AzureAD Authentication

Authentication with OmniAuth, API integration

Tools for interacting with Active directory. Geared towards user authentication against active directory, to be used with RequestRefinery

Provides a thin wrapper around the excellent ruby-openid gem from JanRan. gem version is unofficial, github fork of rails's by moro

Devise module using the Facebook Graph API for authentication.

Mountable Authentication system for Rails Applications and API.

omniauth provider for Microsoft V2 Authentication

Based on the Knock gem, offers options to further customize secure authentication practices

Woodlock is an authentication and user management engine.

Simple integration for Rails to use Google Apps authentication.

I was sick of all the complex abstractions that were being put into other authentication libs - I have attempted to keep this one as reuseable and non-abstract as possible

Simple role based security for restful_authentication I am no longer involved in this project. If you are interested in becoming the new maintainer and making it your own, please contact me. I will no longer be responding to bug reports or questions. Thanks, Tim

A gem providing Rails with authentication, Facebook Connect, MadMimi, and DelayedJob support

An extension of Authlogic to add LDAP authentication.