David Buckley
10
Shareware
It is the missing link between devices that speak UDP on your network.
28
SimpleComTools
606
Freeware
UDP Test Tool is both a UDP packet generator and listening application.
8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
4
PCWinTech.com
1,305
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
2
Jamshaid Faisal
173
Open source
Process And Port Analyzer is a packet viewer and sniffer.
9
Nsasoft LLC.
2,787
Freeware
List available hosts, open ports, and their characteristics.
4
Eterlogic Software
190
Freeware
VSPE is intended for engineers and developers to create/debug/test applications.
Stefan Zieker
78
Open source
Scriptable data terminal supporting serial port, UDP, TCP client/server, etc.
SimpleComTools
9
Shareware
VirtualCOM-UDP is a software based UDP/COM Port Redirector solution.
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
169
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.
3
Art of Ping
19
Shareware
PingFu UDP transmits UDP packets encapsulated in the TCP communication protocol.
10
Paradox Interactive
755
Shareware
Hearts of Iron III is the third instalment in the Hearts of Iron series.
70
CC Software Engineering
4
Freeware
CC.Hearts Screen Saver A complete screensaver that draws pretty hearts.
bit4free
40
Freeware
The UDP Win Chat can be used as a P2P chat on UDP protocol.