Michael Golikov
44
Shareware
TCP Port Toolkit is a protocol, data, and timing analyzer.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
2
Jamshaid Faisal
173
Open source
Process And Port Analyzer is a packet viewer and sniffer.
4
PCWinTech.com
1,301
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
9
Nsasoft LLC.
2,773
Freeware
List available hosts, open ports, and their characteristics.
3
HW group
1,723
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
1
Hristo Nikolaev
3
Open source
B&W Port Scanner is a program that will scan your TCP ports.
40
Serial Port Tool
166
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
2
Flachmann & Heggelbacher
924
Shareware
Establishes TCP connections, accepts a TCP connection on a local port, etc.
16
Bloodware
4
Freeware
FakeDaemon is a port listener, to trick and log attackers on your local system.
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
54
Shareware
TCP/IP port redirector with many features for the advanced user.
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....
