Universal, standards-based auth provider
Source code for 2FAS Auth Browser Extension
Extrect selected entries from LDIF files like grep
A Java-based LDAP API
PHP strong authentication library, web interface & CLI, OATH certified
Replace/add/delete LDAP attributes online with regular expressions
Apache LDAP Directory Manager
Facebook authentication strategy for Passport and Node.js.
Replicates POSIX user credentials over the Internet - NIS replacement