A minimal dependency library for interacting with a Cerner OAuth 1.0a Access Token Service for invoking Cerner OAuth 1.0a protected services or implementing Cerner OAuth 1.0a authentication.

Authem provides a simple solution for email-based authentication

A reusable JWT authentication helper

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

Authentication with auth lh api

Rack middleware that provides authentication based on JSON Web Tokens.

Add authentication to your app without all the ickyness of passwords.

An Authentication framework for Merb

A full featured wrapper for interacting with the base Google Data API, including authentication and basic object handling

For authenticating against PAM (Pluggable Authentication Modules)

Rails-API authentication solution based on JWT and inspired by Devise.

This gem offers a shim to connect Rails apps with a Bonsai Elasticsearch cluster. The official Elasticsearch gem package requires some minor configuration tweaks in order to work correctly with Bonsai (namely the client needs to be instantiated with the cluster location and HTTP authent...

An extremely easy way to protect your site by requiring Google logins without having to set up a traditional authentication system

Merb plugin that provides authentication support

Ruby PAM (Pluggable Authentication Modules) integration

Provides all the protocol you need in order to do authentication on your rack application. The implementation specifics can be found in http://github.com/cyx/shield-contrib

Action Interceptor provides methods to store return url's across multiple requests. Useful during authentication, registration, signing terms of use, etc.

The rkerberos library is an interface for the Kerberos 5 network authentication protocol. It wraps the Kerberos C API.

Ruby wrapper for the BitBucket API supporting OAuth and Basic Authentication

Rails3 engine that adds OAuth2 Provider support to any application built with Devise authentication