Brad Marshall's LDAP Documentation Documentation and tutorials about LDAP, including what LDAP is, system authentication using LDAP, perl scripting and more. http://quark.humbug.org.au/publications/ldap/
DSML Tools Java implementation of an LDAP to DSML bi-directional gateway. (DSML stands for Directory Services Markup Language - an XML dialect for directory data). http://www.dsmltools.org/
IBM Redbook: Using LDAP for Directory Integration Explains directory and LDAP concepts and tasks. Contains examples based on IBM SecureWay, Lotus Domino and Microsoft Active Directory. http://www.redbooks.ibm.com/abstracts/sg246163.html
LDAP Guru A web portal for discussion and sharing of information about LDAP and Directory Services. Includes discussion forums and recent news. http://www.ldapguru.com
Linux Directory Services A project integrating LDAP and SSL to provide a secure network directory services architecture, replacing the Network Information Service (NIS). http://www.rage.net/ldap/
OpenLDAP Committee seeks to develop a robust suite of applications based on the Lightweight Directory Access Protocol for hierarchical data access. http://www.openldap.org
wanderlist - LDAP Resources List of links to LDAP resources, ranked by most votes received by site visitors. http://www.wanderlist.com/ldap/