Resident Evil 4...even better than the one you know.
Active Ports monitors all open TCP and UDP ports on a local computer.
List available hosts, open ports, and their characteristics.
Monitor RS232/422/485 COM ports in your system. Analyze and log serial port.
Virtual Serial Port Driver allows creating virtual serial port pairs on a PC.
HW Virtual Serial Port allows creating virual serial port drivers.
Yum Games Ltd./Blitz 1Up
Star as Leon the Chameleon in this color-changing, puzzle-solving adventure.
Router Port Forwarding is a port forwarding and port triggering tool for router.
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.
COM Port Stress Test is a tool for testing a COM or RS232 port (device).
1st Net Scanner is a useful IP Finder and Port Finder. It builds IP finder, port finder, IP scanner...
The vnar performs measurements on one port or two port networks.
ELTIMA Software GmbH
COM Port Redirector enables data redirection from one rs232 port to another.
Lalim Parallel Port Control can control hardware through the parallel port.