1
Travis Robinson
865
Freeware
You can use .NET C# USB library for WinUSB, LibUsb-Win32, and libusb-1.0.
signotec GmbH
354
Freeware
WinUSB is a free to use app for fast data transmission.
1
Serial Port Software
419
Shareware
Serial Port Splitter grants simultaneous access to a COM port from several apps.
2
RouterAider Software
403
Shareware
Router Port Forwarding is a port forwarding and port triggering tool for router.
16
LibUSB-Win32
11,560
Freeware
A part of the USB library libusb 0.1 to the Microsoft Windows operating systems.
Madwizard Thomas
18
Open source
It is a .NET class library that provides easy access to the WinUSB API.
3
HW group
1,742
Freeware
HW Virtual Serial Port allows creating virual serial port drivers.
3
Oshon Software
49
Freeware
Parallel Port PIC Programmer uses PC's parallel port for communication.
2
AGG Software
855
Freeware
COM Port Data Emulator is a tool for emulating a com port or an Ethernet device.
4
AGG Software
694
Freeware
COM Port Stress Test is a tool for testing a COM or RS232 port (device).
Gonsoft, Inc.
6
Shareware
1st Net Scanner is a useful IP Finder and Port Finder. It builds IP finder, port finder, IP scanner...
TAPR
8
Freeware
The vnar performs measurements on one port or two port networks.
