Michael Golikov
44
Shareware
TCP Port Toolkit is a protocol, data, and timing analyzer.
9
Nsasoft LLC.
2,775
Freeware
List available hosts, open ports, and their characteristics.
31
Famatech International Corp.
15,916
Freeware
Retrieves versions of programs running on the detected ports.
27
Sobolsoft
20
Shareware
Scan ports quickly to see which are open and closed.
101
USB Virus Scan
15,557
Shareware
A small utility that scans for threats in USB drives.
67
SoftPerfect Research
4,949
Freeware
Scan your local network to manage available resources and vulnerabilities.
40
Serial Port Tool
166
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
2
Flachmann & Heggelbacher
927
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
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....
1
HW group
28
Freeware
Free, unrestricted Virtual Serial Port driver for any TCP/IP devices.