9
Nsasoft LLC.
2,772
Freeware
List available hosts, open ports, and their characteristics.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
4
PCWinTech.com
1,300
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
1
Hristo Nikolaev
3
Open source
B&W Port Scanner is a program that will scan your TCP ports.
1
Jim Kulak
16
Shareware
Identify or detect the devices connected to your network.
23
Shvechkov Alexey
203
Freeware
Named Pipe TCP Proxy - utility which provides access to named pipes on Windows.
Stefan Zieker
78
Open source
Scriptable data terminal supporting serial port, UDP, TCP client/server, 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.
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.
1
Mike Gavaghan
67
Open source
This tool is handy if you encountered unexpected TCP port conflict exceptions.
3
IPWorx
28
Freeware
Graphical network status showing open TCP/IP ports and their connections.
2
Fluke Networks
66
Freeware
Discover active IPv4 and IPv6 devices and open TCP application ports.