Lalim Parallel Port Control can control hardware through the parallel port.
silex technology america, Inc.
The SX-Print is a great Windows Printing Port Monitor.
Unistal Systems Pvt. Ltd.
Port Locker helps you protect valuable information from your computer.
PDF Vista Server Edition allows you to create PDF files to the client-side.
VSPE is intended for engineers and developers to create/debug/test applications.
Process And Port Analyzer is a packet viewer and sniffer.
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.
Posiflex Technology Inc.
Set port settings and design print test for various Posiflex POS printers.
SMC Trader is a true multi-product trading platform.
SMC Model Selection allows you to select an optimal system model.
Router Port Forwarding is a port forwarding and port triggering tool for router.
Virtual Serial Port Driver allows creating virtual serial port pairs on a PC.
HW Virtual Serial Port allows creating virual serial port drivers.
Parallel Port PIC Programmer uses PC's parallel port for communication.