HHD Software, Ltd.
It allows you to create virtual serial ports and emulate their behavior.
Virtual Serial Port Driver allows creating virtual serial port pairs on a PC.
HW Virtual Serial Port allows creating virual serial port drivers.
Process And Port Analyzer is a packet viewer and sniffer.
This program lets you view and change the state of selected Parallel Port.
A simple software to handle devices connected to an LPT port.
This app can be used on the LPT or USB port to control all kind of programs.
Router Port Forwarding is a port forwarding and port triggering tool for router.
SIM012W is a simulation program for EPROM USB/LPT interfaced programmer.
Is a unique representingceful intelligent music light expose with LPT yield.
DOSPrint is software which captures LPT ports to any print queue.
Ability Systems Corporation
Indexer LPT is an inexpensive yet powerful software based motion processor.
Parallel Port PIC Programmer uses PC's parallel port for communication.
COM Port Data Emulator is a tool for emulating a com port or an Ethernet device.