Close Port Software (Free)

This is a very simple command-line port mapper (port redirector).

Free Port Scanner is a small and fast port scanner for the Win32 platform.

CloseApp is a command-line tool which closes running processes

Generic device driver for doing port i/o and memory access from Win32

The utility, allowing you to close the active window by pressing the Esc button.

Redirect communication data from any serial port into a text file and analyze it

Quake I port for Nokia N-Gage,N-Gage QD. (High Quality Render)

NCD relay controllers offer computer control from the RS-232 serial port

Shut down an MS Access application automatically after a period of inactivity.

ser232mon can monitor the RS232 COM1,2,3,... and show the datas when the Window