Super Network Tunnel is a professional ... a real privately owned bidirectional virtual data connection tunnelled in HTTP ... refresh function. Support FTP PORT mode to send/receive data in ... floppy, and not need admin rights.

VisualDDK is an extension to Visual ... VirtualKD extension instead of slow virtual COM port.

Virtual GPS is a GPS simulator software. You can use it to simulate a GPS receiver unit connected to your system. It`s ideal when you need GPS input, but you have no signal or for development purposes. It supports various NMEA sentences, so it can be used with any GPS mapping software. You can use it using a null-modem cable connected to two physical serial ports or you can use one of the virtual serial port software from the market.

ZylGSM is a Delphi & C++Builder ... the USB, infrared or bluetooth port to a virtual serial port (you can check it ... check it in System/Device Manager/Modems).