The simplest that LDAP authentication can get while still being useful

Service-oriented authentication for Ruby apps

A ruby gem for Minecraft account authentication.

Keyp is a key:value manager with a command line tool and library API to make managing authentication and configuration information easier.

simple Rails role authentication

A simple interface for using the JugenKey Authentication API.

Support JawboneUp authentication and api tool.

Simple RSS parser that supports feeds with HTTP Basic Authentication

This is a Ruby based client library for communicating with Cerberus via HTTP and enables authentication schemes specific to AWS and Cerberus. This client currently supports read-only operations (write operations are not yet implemented, feel free to open a pull request to implement write operatio...

Genkan is authentication engine for Rails

Adds authentication key and stores original device registration ids on requests

Google Apps authentication

simple authentication

Authentication layer for OmniAuth

Add support of OpenStack V3 authentication

The FlexmlsApi gem handles most of the boilerplate for communicating with the flexmls API rest services, including authentication and request parsing.

A gem that provides authentication by JWT(json web token) with faye.

Allow authentication via an application token

A (really) simple gem around fb_graph for canvas authentication in Facebook

Internal authentication handlers for OmniAuth.