- Angry IP Scanner 2.21: Scan IP addresses in any range as well as any their ports.
- CurrPorts 1.80: displays the list of all currently opened TCP and UDP ports on your computer.
- TCPView 2.54: Lists TCP and UDP endpoints, including the Local/Remote addresses of TCP connections.
- Winsock 2 Fix for 9x: to fix corrupted Winsock2 information by poorly written Internet programs.
- XP TCP/IP Repair 1.0: Repair your Windows XP Winsock and TCP/IP registry errors.