Replicates POSIX user credentials over the Internet - NIS replacement
A simple PHP library for LDAP authentication
Plugin for OpenLDAP who checks password quality
Migrate an ldap with nis schema to rfc2307bis schema
NTLMv2 authentication library and filter for Java
Two-factor authentication system
The Identity Manager provides a solution to manage the user life cycle
Authentication, Access Control, and Single Sign-On
Username and password authentication strategy for Passport and Node.js
Open Source Web Single Sign-On
LDAP client providing user friendly access to global address books.
SSH Key Management solution
Single Sign On module for Apache and NGiNX
A class for PHP to talk to Active Directory through LDAP.
phpbb Multiple domain Single Sign on with wordpress plugin