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

Github authentication integration + common endpoints exposure

bridge for supporting multiple google authentication libraries

Use Kong OAuth2 Authentication with Grape.

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

A simple authentication module for hanami.

Authentication for Hanami

Hatena Authentication API.

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

HTTP Basic authentication solution for Rails 3

simple Rails role authentication

Keyp is a key:value manager with a command line tool and library API to make managing authentication and configuration information easier.

Koho API client for REST interface. Requires authentication token.

Authentication solution for Rails 3 based on JWT

Enables token authentication against loginradius.com

Lightweight authentication for my projects

Client certificate authentication for RSolr

HMAC authentication stuff

PlugAir SDK for challenge-response authentication of PlugAir platform

Basic support for Google Apps authentication