OAuth 2.0 authorization server toolkit for Node.js
A SigV4 authentication plugin for the open-source DataStax Java Driver
IDaaS/IAM solution that can Auth to web and mobile applications
Single sign-on solution for securing internal services
Web-based LDAP address book browser/editor
Zentyal is a Linux Small Business Server
Facebook authentication strategy for Passport and Node.js.
Mature LDAP, LDIF and DSML client with i18n support.
It sorts your files fast and easily.
Program to synchronize AD user objects of different AD forests
PHP User Login and Management System based on Codeigniter
QAD access to the most common AD activities
An extensible authentication and authorization library for Clojure
An easy to use password change tool for Windows multiple domains.
Replicates POSIX user credentials over the Internet - NIS replacement
Two-factor authentication system
Username and password authentication strategy for Passport and Node.js