Time Based OTP/rfc6238 compatible authentication for Devise with Devise 4.2 and Rails 5 compatibility. Drop-in replacement for devise-otp.

PKCS #12 authentication for Devise.

Devise extension to allow authentication via Stormpath

Use session objects for token authentication

Perform 2-factor authentication using duosecurity.com

EdgeAuth is an authentication solution

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

Add support of OpenStack V3 authentication

Authentication layer for OmniAuth

simple authentication

Google Apps authentication

Adds authentication key and stores original device registration ids on requests

Ruby gem for simple GitHub authentication

A library to enable per user / group authentication on a read / write basis for git repositories running over ssh

bridge for supporting multiple google authentication libraries

Use Kong OAuth2 Authentication with Grape.

A devise omniauth adapter for Rails apps, using Columbia University authentication.

Create a Rails app with authentication, authorization using Devise and CanCan

HTTP Basic authentication solution for Rails 3

Simple RSS parser that supports feeds with HTTP Basic Authentication