Ember-auth is an authentication framework for ember.js. It is expected to work out of the box with rails + devise.

A devise extension for remote user authentication.

The Blockstack ruby library for identity and authentication

Rack middleware that provides authentication based on CloudFlare JSON Web Tokens.

Ruby implementation of the BitID authentication protocol

A reusable JWT authentication helper

An OmniAuth strategy to allow you to authenticate against Pluggable Authentication Modules (PAM).

A ready-to-go application with authentication, authorization, logging... with bootstrap flavor

Adds one time token authentication to devise

Ruby Hail is fast-by-design Rack-based nano-framework. It provides generator and helper to quickly create Rack-based web-apps. You have options to make plain html-based app with basic templates. You can chain htmls and utilize ruby string interpolation. You can generate simple json API with au...

MediaWiki::Butt provides a fully-featured interface to the MediaWiki API. It includes methods for changing wiki content, authentication, and queries.

Omniauth plugin for Artsy authentication.

Rack middleware for using the Authorization header with token authentication

Mozilla BrowserID/Persona authentication module that works with Rails 3.1+ and Devise 2.1+

Provides a thin wrapper around the excellent rack-openid2 gem.

Simple and modulable authentication gem

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

Generates a "ready-to-go" Rails 2.3 application with authentication and other common features

Adds a kerberos ticket authentication to test-kitchen transport

The Aladin ruby library for identity and authentication