8
DeviceLock, Inc.
284
Freeware
Active Ports monitors all open TCP and UDP ports on a local computer.
1
Serial Port Software
419
Shareware
Serial Port Splitter grants simultaneous access to a COM port from several apps.
3
HW group
1,742
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
4
Eterlogic Software
190
Freeware
VSPE is intended for engineers and developers to create/debug/test applications.
9
Nsasoft LLC.
2,787
Freeware
List available hosts, open ports, and their characteristics.
4
PCWinTech.com
1,305
Freeware
Simple Port Tester is a neat application created to test TCP and UDP ports.
Christophe Buguet
Freeware
TCP2COM is a tool to bridge a TCP socket to a Serial port.
1
DesertHail
ServerTalk lets you communicate directly with a TCP or UDP port on a server.
1
Sollae Systems Co.,Ltd.
176
Freeware
ezVSP is a virtual serial port driver and TCP/IP socket program.
1
HW group
28
Freeware
Free, unrestricted Virtual Serial Port driver for any TCP/IP devices.
2
Flachmann & Heggelbacher
940
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.
7
Mount Hay Technology
Shareware
IP Trap is a program that allows you to capture TCP/IP socket data to screen and disk for analysis.
RemObjects Software
5
Freeware
Is an easy to use TCP/IP framework built on top of the .NET Socket library.
7
ELTIMA Software GmbH
112
Shareware
Virtual Serial Port Driver creates virtual serial ports.
37
NetworkActiv
84
Shareware
NetworkActiv AUTAPF is a UDP and TCP port forwarder.