NethServer - NethServer is an operating system for Linux enthusiasts, designed for small offices and medium...
Apache Directory Studio - Apache Directory Studio is a complete directory tooling platform intended to be used with any LDAP...
ClearOS - A very good alternative for Windows Server, for free
Ldap Admin - Ldap Admin is free Win32 administration tool for LDAP directory management.
OpenMediaVault - OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux.
LDAP Tool Box White Pages - Simple web interface to search and display information form an LDAP directory