Rack authentication middleware

This generators provide you to easily setup your Rails 3 application, create authentication, messages, admin style scaffolding and many more

Simple HTTP proxy which adds Conjur authentication headers

Rack webmoney authentication

SimpleAuth HMAC authentication

An authentication and service location service.

Simple authentication for Rails

A ruby gem for the SQRL authentication system described by Steve Gibson of GRC.com

Developed for a specific use case: User has an AWS id in a master account and wants to assume a role in another account. This module exposes a single authenticate() method that handles authentication and switching role by referencing the user's aws secrets.

Rack middleware to abstract Sanger SSO

Provides token-based authentication for Rails API apps.

Rack Middleware for OAuth Authorization and Authentication via/twitter

OAuth Echo authentication by a rack middleware

Allows Ruby on Rails applications to easily integrate to federated authentication sources particuarly those served by Shibboleth service providers.

a Rack module for testing NTLM Authentication in an HTTP client

A warden/sinatra mini-app providing authentication and user management for any rack-based framework.

Fernet rack authentication middleware

BitAuth is a way to do secure, passwordless authentication proposed by Bitpay using the same elliptic-curve cryptography as Bitcoin

JWT-based token authentication middleware for Rack.

rack-auth-ldap : provide LDAP authentication for Rack middelware