HW Virtual Serial Port allows creating virual serial port drivers.
Volume Serial Number Editor can change the hard drive volume serial number.
Disk Volume Serial Number Changer can change the serial number of hard drives.
Monitor RS232/422/485 COM ports in your system. Analyze and log serial port.
ELTIMA Software GmbH
VSP ActiveX is capable of creating ports that will emulate real ones.
Control MIDI synthesizer and play notes from your PC.
Free, unrestricted Virtual Serial Port driver for any TCP/IP devices.
Sollae Systems Co.,Ltd.
ezVSP is a virtual serial port driver and TCP/IP socket program.
Bill Serial Port Monitor utility is a Serial RS-232 COM ports monitor.
Simplify RS-232 serial port communications in any Visual Basic.NET, C#, C++.
RS-232 Monitor convert serial data into ASCII values to pick out hidden spaces.
Vault Information Services LLC.
It has a professional PCB which includes a DB9 RS-232 serial connector.
RS-232 Monitor allow to reseive data from serial port.
The Maple virtual midi cable is a midi driver for Windows.
MIDI Matrix is a Device Driver for MIDI streams control.
M-Audio FastTrackUltra8R Driver is a driver designed for audio/MIDI interface.