tacacsplus is an opensource java TACACS+ library
Authentication, Access Control, and Single Sign-On
The Identity Manager provides a solution to manage the user life cycle
Username and password authentication strategy for Passport and Node.js
Open Source Web Single Sign-On
Proxy Manager that integrates AD with Squid using SSO
Applications and shared infrastructure for humanities research.
LDAP client providing user friendly access to global address books.
SSH Key Management solution
Successor to PuTTY with advanced features similar to iterm2
Remotely re-join computer to domain
pGina is an open source replacement authentication system for Windows
A LDAP User Management System