A Java-based LDAP API
Identity management and federations integration
A simple, personal OpenID provider written in PHP
PHP strong authentication library, web interface & CLI, OATH certified
sed-like modify and convert LDIF files using regular expressions
Extrect selected entries from LDIF files like grep
Replace/add/delete LDAP attributes online with regular expressions
Tomcat SPNEGO/Kerberos Authenticator and Active Directory Realm
Apache LDAP Directory Manager
JNDI DirContext source builder utility
Mature LDAP, LDIF and DSML client with i18n support.
Replicates POSIX user credentials over the Internet - NIS replacement
NTLMv2 authentication library and filter for Java
The Identity Manager provides a solution to manage the user life cycle