9
Nsasoft LLC.
2,787
Freeware
List available hosts, open ports, and their characteristics.
31
Famatech International Corp.
16,070
Freeware
Retrieves versions of programs running on the detected ports.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
16
PCWinTech
8,612
Freeware
Simple Port Forwarding works with WebPages and not directly with your router.
4
PCWinTech.com
1,305
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
12
Portforward.com
8,807
Shareware
A handy suite of network tools to help get your ports forwarded.
1
Trustwave
38
Open source
ModSecurity is an open source, cross-platform web application firewall module.
40
JPSoft DK
119
Freeware
How wide open is your computer?With LPS you're able to check your computer foropen or listening port....
20
MooreR Software
3
Freeware
Port Listener XP is designed to open up fake ports.
1
usbpicprog
512
Open source
usbpicprog is an open source Microchip PIC programmer for the USB port.
43
Odamex Dev Team
10
Freeware
Odamex is a free and open source port for the classic first-person-shooter Doom.
Daniel Scharrer, Sebastien Lussier
93
Open source
Arx Libertatis is a cross-platform, open source port of Arx Fatalis.