OpenPorts - Displays information on open TCP and UDP ports on your system
RShut - Utility to remotely shut down and reboot networked computers
SrvStart - A Win32 executable and DLL which allows you to run commands as if they were Windows NT/2000 services. The DLL can be used on its own to build a service without having to write any service management code.
W2K CFG - An LDAP browser for browsing Windows 2000 Active Directory and other LDAP directories.
WinIPDO - Utility to execute any command when your IP address changes.