9
Nsasoft LLC.
2,774
Freeware
List available hosts, open ports, and their characteristics.
1
Hristo Nikolaev
3
Open source
B&W Port Scanner is a program that will scan your TCP ports.
4
PCWinTech.com
1,301
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
Fluke Networks
19
Demo
The Service Availability Tool helps network technicians and administrators.
23
Shvechkov Alexey
203
Freeware
Named Pipe TCP Proxy - utility which provides access to named pipes on Windows.
1
Mike Gavaghan
67
Open source
This tool is handy if you encountered unexpected TCP port conflict exceptions.
IDT Corporation
68
Freeware
The dialer uses one local UDP port and one local TCP port.
2
RouterAider Software
399
Shareware
Router Port Forwarding is a port forwarding and port triggering tool for router.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.
DataSet
12
Freeware
A multi-threaded and fast TCP port scanner.
22
Foundstone Inc.
15
Freeware
A powerful connect-based TCP port scanner, pinger and hostname resolver. Multithreaded and asynchron....
2
10-Strike Software
79
Shareware
Send an ICMP packet (ping) to a device, connect to a required TCP port.
N-Tron
21
Freeware
N-View OPC provides switch and port status information.
Red Lion Controls, Inc.
37
Freeware
N-View can switch and port status information for all N-View capable switches.
79
PTronix
39
Shareware
SimpleTerm SE is an advanced serial port communication tool.