David Buckley
10
Shareware
It is the missing link between devices that speak UDP on your network.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
SimpleComTools
9
Shareware
VirtualCOM-UDP is a software based UDP/COM Port Redirector solution.
2
Jamshaid Faisal
173
Open source
Process And Port Analyzer is a packet viewer and sniffer.
28
SimpleComTools
595
Freeware
UDP Test Tool is both a UDP packet generator and listening application.
65
OpenPages.info
4
Freeware
Use this software to open server side TCP/UDP Intelligent (proxy) ports.
9
Nsasoft LLC.
2,775
Freeware
List available hosts, open ports, and their characteristics.
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.
40
Serial Port Tool
166
Shareware
Professional debug tool for serial port, TCP/IP, UDP, I2C, HTTP communication.
1
DesertHail
ServerTalk lets you communicate directly with a TCP or UDP port on a server.
4
PCWinTech.com
1,301
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
Stefan Zieker
78
Open source
Scriptable data terminal supporting serial port, UDP, TCP client/server, etc.
Maths for More
232
Demo
WIRIS desktop runs as a local application instead of as a web applet.
2
Scalr
21
Open source
It's a Java applet that enables you launch a local SSH client.
Microsoft Corporation
4
Freeware
Meddler is an HTTP Server running on port 8088 on your local PC.