OTP authentication for Devise

Simple CAS authentication for Rails, Sinatra or any Rack-based site

simple rails authentication

API Binding for OpenStack. With Swauth authentication for Swift

simple rails authentication

Discogs::Wrapper is a full wrapper for the http://www.discogs.com API V2. Supports authentication, pagination, JSON.

An integrated Authentication, Authorization and Roles solution for your Rails 3 app with support for multiple ORMs

Add authentication to applications and secure services with Keycloak

lets the User model in most authentication frameworks know who is the current user

OAuth 2 authentication with the Entra ID API.

JWT authentication solution for Rails APIs

This is a lightweight, flexible ruby gem to interact with the desk.com APIv2. It allows to create, read and delete resources available through the API endpoints. It can be used either with OAuth or HTTP Basic Authentication.

Windows Azure Active Directory authentication client library

Integrates with your authentication solution to craft a personalized user notification platform.

LDAP authentication for humans

Rails API Auth is a Rails Engine that implements the "Resource Owner Password Credentials Grant" OAuth 2.0 flow as well as Facebook authentication for API projects.

The devise-api gem is a convenient way to add authentication to your Ruby on Rails application using the devise gem. It provides support for access tokens and refresh tokens, which allow you to authenticate API requests and keep the user's session active for a longer period of time on the client ...

An extension of Authlogic to add LDAP authentication.

Allows applications using Train to speak to AWS; handles authentication, cacheing, and SDK dependency management.

basic helpers and authentication methods for using warden with padrino also providing some hooks into Rack::Flash