9
Nsasoft LLC.
2,776
Freeware
List available hosts, open ports, and their characteristics.
3
HW group
1,729
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
2
Jamshaid Faisal
173
Open source
Process And Port Analyzer is a packet viewer and sniffer.
1
Hristo Nikolaev
3
Open source
B&W Port Scanner is a program that will scan your TCP ports.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
4
PCWinTech.com
1,302
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
40
Serial Port Tool
166
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
2
Flachmann & Heggelbacher
930
Shareware
Establishes TCP connections, accepts a TCP connection on a local port, etc.
IDT Corporation
68
Freeware
The dialer uses one local UDP port and one local TCP port.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
24
SteelBytes
55
Shareware
TCP/IP port redirector with many features for the advanced user.
Michael Golikov
44
Shareware
TCP Port Toolkit is a protocol, data, and timing analyzer.
Gabriele Giorgetti
9
Open source
Knocker is a simple and easy to use TCP security port scanner.
DataSet
12
Freeware
A multi-threaded and fast TCP port scanner.
20
Coral Works, Inc.
5
Software-based TCP/IP port forwarder and network administration service.
22
Foundstone Inc.
15
Freeware
A powerful connect-based TCP port scanner, pinger and hostname resolver. Multithreaded and asynchron....
