Generates common user authentication code for Rails/Merb, with a full test/unit and rspec suite and optional Acts as State Machine support built-in..

Bearer authentication support for ActiveResource

a restfull_authentication diamond for mr_henry

Delegated Authentication protocol developer strategy for Omniauth

A thin wrapper around the Rails `flash' object to assist in redirecting the user `back' after authentication.

Simple token authentication designed to work with mongoid. This gem simply provides a simple interface for authentication.

An authentication system with multiple strategies for the Cinch IRC framework.

Simple token authentication strategy for Warden. Not necessarily secure or powerful, this is for simple token-based authentication like what you might need for an API project.

A Rails engine for access control authentication customized for Ten Thousand Hours.

Adds GitHub authentication strategies to your Webmachine resources

Passwordless multi-factor authentication. Unlike password-based solutions that require you to remember just another PIN or password, sezame is a secure and simple multi-factor authentication solution. You only need the username and your fingerprint on your smartphone to log into any sezame-enabl...

A full featured authentication solution built around Authlogic.

Session Authentication

ruby gem for authentication of api clients authentication

Duo Universal Rails gem allows a webb developer to quickly add Duo's interactive, self-service, two-factor authentication to any Ruby on Rails web authentication form.

A simple HMAC-based and time-based two-factor authentication library for usage within two-factor authentication mechanisms.

Password authentication for SimpleAuthentication

Simple authentication

Fetch authentication tokens from the Getty Images Connect API v2

Minimalist authentication library for Ruby