Simple Google authentication.

Rack authentication middleware

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.

Rack middleware for authentication using JSON Web Tokens using the jwt_claims and json_web_token gems.

Rack middleware for authentication using CAS and/or token

Client to microservice proxy authentication

Token-based authentication for your Rails API.

Calls any Phish.net API method. Supports authentication. Parses 'setlistdata' fields.

Passwd is provide hashed password creation and authentication.

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

A comprehensive Ruby client for the Follow Up Boss API with Rails 8 compatibility, secure cookie authentication for SharedInbox, and enhanced features for real estate CRM integration.

A user authentication system built on SSH's key

Integration of OpenAM authentication for gitlab

Ruby gem for OneID authentication.

A Rails Engine to make it as easy as possible to add oauth authentication to a Rails app.

Easy peasy authentication for the RevRise hub using Ruby.

Omniauth adapter for dailycred.com OAuth authentication.

Devise is no more a all in one authentication mechanism but a simple provider among others in the omniaut realm

Draugiem.lv authentication strategy for OmniAuth