Simple RSS parser that supports feeds with HTTP Basic Authentication

Authenticate users through Google in your app using devise and omniauth

Token based authentication

The dumbest authentication system you could think of

Ruby library for the TeleAuth authentication system. Requires a TeleAuth API key.

A simple authentication via LDAP

Authentication generator for new Thincloud apps.

Exposes methods to allow easy authentication and URI identification of OpenStack resources.

Rails authentication applications.

A fork of Typhoeus project with additional libcurl features exposed, like NTLM authentication.

A gem for Autodesk 2-phase authentication service.

Bluepages Authentication for IBMers within IBM's Intranet

Simple HTTP proxy which adds authentication headers from Conjur"

A clean, simple, and unobtrusive ruby authentication solution.

A gem providing HMAC based authentication for HTTP. This is the DNC Labs fork.

Integrates devise authentication with iOS

Authentication with auth lh api

Bind vkontakte authentication to your authlogic project

CAS Authentication via Rack Middleware

FatSecret Authentication Gem