9
Nsasoft LLC.
2,772
Freeware
List available hosts, open ports, and their characteristics.
16
PCWinTech
8,594
Freeware
Simple Port Forwarding works with WebPages and not directly with your router.
1
Serial Port Software
407
Shareware
Serial Port Splitter grants simultaneous access to a COM port from several apps.
3
HW group
1,723
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
18
Unistal Systems Pvt. Ltd.
6,892
Shareware
Port Locker helps you protect valuable information from your computer.
4
PCWinTech.com
1,300
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.