LDAP Address Book is a Web application for browsing and searching contact details within an LDAP directory. It supports Microsoft/Samba Active Directory and Novell eDirectory.
JuMiLDAP is a simple Web-based LDAP address book viewer. You may browse contacts, search for them by name, and assemble address lists (e.g. for holiday trips).
An implementation of the Kerberos protocol.
A PHP script to filter input text for standard, security, and policy compliance.