A super simple session-based authentication gem, for when you need to add basic admin capability to a single-user Rails app.

Generates Rails code implementing a model security and authentication system for your Rails app.

MojoAuth is a set of standard approaches to cross-app authentication based on HMAC.

Mongoid is an ODM (Object Document Mapper) Framework for MongoDB, written in Ruby. This version supports authentication to MongoDB with username and password

Mori is a lightweight module based authentication platform. Mori uses Warden for session management, and is intended to be easy to overwrite, and configurable.

Authentication like merb, but for rails

A collection of (more) useful Rails 3 generator scripts for scaffolding, layout files, authentication, and more.

Provides configurable, extensible authentication and authorization for Nitro.

mais-access provides a simple yet secure HTTP(S) authentication barrier for applications developed within the MAIS system. After initial connection, sessions for authenticated clients are validated by JSON Web Tokens for reduced overhead and improved security.

An oauth2 which enables application-only authentication.

OmniAuth extension for mail.ru authentication

Generate, parse and verify header information for oauth v2 http mac authentication.

OAuth3 (backwards compatible with OAuth2) authentication strategy for connecting to any OAuth2 / OAuth3 provider in Ruby / Sinatra / etc

Generate and verify signatures for oauth v2 http mac authentication

OmniAuth extension for mail.ru authentication

OmniAuth extension for RecruitMilitary.com authentication

The Watson Authentication Handler in Ruby

The omniauth plugin to support authentication from howtodo.me

Generates yml file, inittializer, routes and a controller for basic omniauth authentication

Authentication with Remote-User HTTP header for Omniauth.