Retrieves and refreshes OpenID tokens on behalf of a user when dealing with complex authentication schemes, such as client-side certificates

Provide walled-garden authentication to public members of your github organization for your rack-based apps with warden and omniauth-github

A gem which uses the `mechanize` gem to make it easier to execute remote requests that require an authenticated session. It allows the programmer to provide a `:login` action callback which is executed whenever mechanized_session determines that the session has gone bad or authentication is requi...

Ruby Client Library for Oxd Server - OpenID Connect Client RP Middleware, which organizes authentication and registration of users.

Lean authorization and authentication modules for Padrino framework

A paper based two factor authentication.

For authentication through proxy auth

The client handles authentication and enables users to directly issue requests to the Paymium API

Supports all API calls, HTTP Basic and OAuth2 authentication

Provides a thin wrapper around the excellent ruby-openid gem from JanRan.

Persephone is a gem which implements simple OAuth2 token based API authentication for Rails 4+ and Mongoid 5+

Easy RESTful authentication + authorization.

This gem will start a sinatra script that will listen to posts and will publish the contents to an irc channel. Simple token authentication is provided. built-in integrations for bitbucket and pivotal tracker web hooks

A doorman for your Rack application. Checks if REMOTE_USER matches the subdomain. Requires some authentication means to set REMOTE_USER.

PRX Access is a gem to supply authentication headers and descend the HAL hypermedia link tree on PRX's APIs.

QAuthRubyClient can be mounted into any Q-App to deal with all q-apps services like authentication

A set of methods to more conveniently access the Tozny authentication API as a RP of Tozny from Ruby

The rack-auth-cheat library provides a Rack middleware interface which authenticates any request with a matching username and password. This is useful in development environments, especially as a way to stub out an external authentication system. Be sure to include this from an en...

Rackish authentication for Rack apps. Provides access to the `Authorization` HTTP header.

rack middleware to add u2f authentication to a rack app. Includes registration.