No specific info about version 1.0. Please visit the main page of Port Listener on Software Informer.
PortToPort is a software that calculates the distance between two ports
HW Virtual Serial Port allows creating virual serial port drivers.
Tool for control intended for simplification of serial port communication tasks.
This tool helps you connecting when you use port triggering on your router.
Serial Port Mapper - Assign new names for serial ports.
This program lets you view and change the state of selected Parallel Port.