Virtual Serial Port is a powerful advanced ActiveX Control that allows your application to create custom additional virtual serial port in system and fully control it. Created virtual serial ports looks like real serial ports for other Windows applications. From your application you can control data sent to virtual serial port by other applications and respond to them by sending own data to virtual serial port.

Virtual Serial Ports Driver (VSPD) is a Windows device driver. Using it you can create any number of virtual serial COM ports in your system which will be virtually connected to each other via virtual null-modem cable

Serial Port AX Control is a powerful ActiveX component that lets developers quickly and effectively organize work with serial ports. Serial Port AX Control makes communicating with external devices on rs232 connection really fast and reliable. Serial Port AX Control offers control of such devices as modems, bar code readers, navigational devices and others through a serial port. Includes examples for Microsoft VC++ and Microsoft Visual Basic.