ELTIMA Software GmbH
Virtual Serial Port Driver creates virtual serial ports.
Lalim Parallel Port Control can control hardware through the parallel port.
HW Virtual Serial Port allows creating virual serial port drivers.
Unistal Systems Pvt. Ltd.
Port Locker helps you protect valuable information from your computer.
The University of Texas at Austin (UTA)
The ACITS LPR Remote Printing Client utility provides a TCP/IP print monitor.
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.
REALTEK Semiconductor Corp.
USB card reader driver for Win XP/Vista/Win7 Driver (32/64 bits) Driver only (ZIP file).
The Xerox Global Print Driver is a truly universal printer driver.
Perle Systems Limited
Perle’s TruePort is a COM port re-director driver utility.
Infoprint Port Monitor lets you print from Windows applications to a printer.
SEH Computertechnik GmbH
It is a free application that can be used on print servers with a USB port only.
silex technology america, Inc.
The SX-Print is a great Windows Printing Port Monitor.
Posiflex Technology Inc.
Set port settings and design print test for various Posiflex POS printers.
Russell M. Wright
Enables you to print PRN files to a printer even if the driver is not installed.