Devise based user authentication for AlchemyCMS.

Neo4j integration with the Devise authentication framework

dm-devise adds DataMapper support to devise (http://github.com/plataformatec/devise) for authentication support for Rails

ActiveGraph integration with the Devise authentication framework

Rack middleware that provides authentication based on JSON Web Tokens.

OTP (email, SMS) JWT authentication for HTTP APIs.

A gem providing Rails with authentication, Facebook Connect, MadMimi, and DelayedJob support

OmniAuth support for multiple providers of an authentication strategy

Parse Server Ruby Client. Perform Object-relational mapping between Parse Server and Ruby classes, with authentication, cloud code webhooks, push notifications and more built in.

Implement basecamp style subdomain authentication with support for multiple users under a single subdomain scoped account.

minimalistic authentication

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

Authentication plugin for the Trestle admin framework

The APIMatic Core libraries provide a stable runtime that powers all the functionality of SDKs. This includes functionality like the ability to create HTTP requests, handle responses, apply authentication schemes, convert API responses back to object instances, and validate user and server data.

Rich-CMS is a module of E9s (http://github.com/archan937/e9s) which provides a frontend for your CMS content. You can use this gem to manage CMS content or translations (in an internationalized application). The installation and setup process is very easily done. You will have to register content...

Rodauth extension for logging in and creating account via OmniAuth authentication.

warden_oauth will help you create oauth authentication strategies using the oauth helper method on the Warden::Manager config setup

Ruby SDK for the Machine Payments Protocol (MPP) — an HTTP 402 Payment Authentication scheme.

Cookie-based JWT authentication for devise with configurable token revocation strategies

Eliminate customer phishing / hijacking and increase user satisfaction with password-less authentication.