Universal, standards-based auth provider
Identity management and federations integration
Simple, unobtrusive authentication for Node.js
PHP strong authentication library, web interface & CLI, OATH certified
A simple, personal OpenID provider written in PHP
A Java-based LDAP API
sed-like modify and convert LDIF files using regular expressions
Collate and count ldap entries
Replace/add/delete LDAP attributes online with regular expressions
Extrect selected entries from LDIF files like grep
Web-based LDAP address book browser/editor
Apache LDAP Directory Manager
Facebook authentication strategy for Passport and Node.js.
Token based authentication module for angular.js
NTLMv2 authentication library and filter for Java