Serial Port Mapper
Serial Port Mapper allows you to map any serial ports to any other serial ports. For example you install additional serial port expansion card to computer as COM7 serial port but your favorite software can work with COM1... COM4 ports only. To resolve this problem you can use Serial Port Mapper... Now your software can open COM1 port (or COM2... ... COM4) but actually work with new COM7 port. ... Configuration via command line interface is available as well. ... COM4.
http://www.serial-port-mapper.com/serial-port-mapper.zip - 609Kb - Download - Screenshot

Network Serial Port Kit
Network Serial Port Kit allows you to connect any serial port devices over the TCP/IP network or Internet. Creation of local virtual serial ports pairs are available as well. Program creates up to 254 virtual serial ports at a time. Physical COM ports located on remote computer can be connected... This allows you to use existing Windows based serial communications software to send and receive data to remote serial device across a network. ... For example you can convert usual PC to "Serial Port Server" so then you can connect any serial device directly to a TCP/IP network and communicate...
http://www.network-serial-port.com/network-serial-port-kit.zip - 980Kb - Download - Screenshot

Virtual Serial Port Kit
Virtual Serial Port Kit creates pairs of virtual serial ports in your system which are virtually connected to each other. Physical null modem cables are not required. You can connect any number of virtual port pairs. Virtual serial port pairs will look and work exactly like real hardware serial... Virtual Serial Port Kit is useful also for users which work with Windows applications using serial COM ports joined by null modem cable especially if those applications require more than one serial port pair.
http://www.virtual-serial-port.com/virtual-serial-port-kit.zip - 796Kb - Download - Screenshot

Virtual Serial Port ActiveX Control
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. ... Features: Flexible set of control functuins, Virtual serial port can have any name, Full software serial port emulation, Control lines support (DTR, RTS), High speed data exchange from/to virtual serial port, Virtual serial port could be created and deleted dynamically during runtime, Sample applications for Borland C++ Builder and...
http://www.mks.zp.ua/vspactxd.exe - 959Kb - Download - Screenshot

Virtual Serial Port ActiveX CE
Virtual Serial Port ActiveX CE is a powerful ActiveX Control for Embedded platforms that allows your software to create custom additional virtual serial ports in Windows CE system and fully control them from within your own program. Virtual serial ports you will create look and work absolutely... From your application you can control data sent to virtual serial port by other applications and respond to them by sending your own data to virtual serial port, which will be received by other Windows CE applications as if it was sent from a real serial port by a hardware device (GPS module, for...
http://www.serial-port-communication.com/download/vspaxce.exe - 829Kb - Download - Screenshot

Serial Splitter Mobile
Serial Splitter Mobile by Eltima for Windows Mobile 2003/2005 operating systems is a new generation of professional system utilities for mobile devices. This is the software for splitting real serial ports into virtual ones. It can be useful if you need several applications to work with the same... Finally, one program works with one virtual port, the other one with another port and so on, but in fact all of them work with the same split real port. ... Read-only mode can be useful, for example, just to read the data and record the real port activity.
http://www.virtualserialport.com/download/serial_splitter_mobile.exe - 147Kb - Download - Screenshot

Advanced Virtual COM Port
Advanced Virtual COM Port is the first software of its kind which includes both local and network virtual COM port functions. It can share your real COM ports or it can create virtual COM ports and connect them with a virtual null-modem cable locally or through a TCP/IP network or the Internet. ... You can connect to a shared port and use it just like it is on your machine. ... Virtual serial ports created by the program look and work the same way as real ones look and work.
http://www.advancedvirtualcomport.com/files/AdvancedVirtualComPort.zip - 1Mb - Download - Screenshot

Serial Port Redirector
Serial Port Redirector is used to connect a serial application to a remote TCP socket. This allows you to utilize modern hardware COM servers without changing your software or exchange data between a TCP/IP application and an old-fashioned program that can only connect to a serial port. ... Serial Port Redirector creates a two-way bridge between a serial application and a specific TCP port at a specified IP address. ... With Serial Port Redirector, you can easily control remote hardware COM servers via a TCP/IP network from your serial application designed to work with locally connected...
http://www.serial-port-redirector.com/serial-port-redirector.zip - 772Kb - Download - Screenshot

Virtual Serial Ports Driver
Virtual Serial Port Driver by Virtual Serial Port Software, department of Eltima, is a sophisticated software solution aimed to create two pure virtual serial ports virtually connected to each other in your system. Therefore, without additional hardware installation you may use extra serial... Unlike standard physical serial ports, virtual ports can be assigned any number and you can create as many virtual serial port pairs in your system as you want. ... In comparison with a real port a virtual serial port can be easily configured in accordance with your requirements.
http://www.virtualserialport.com/download/vspdxp.exe - 2Mb - Download - Screenshot

datAxe TCP IP serial data converter
datAxe is a flexible converter to solve all your needs between serial data and TCP/IP networks on Windows computers. datAxe software package makes serial data from your PC available on TCP/IP-based networks and makes TCP/IP data available on physical and virtual serial ports of your PC. ... duplAxe component of datAxe makes it possible to build and start up virtual serial port pairs (COM port pairs) to enable also your local applications to exchange serial data directly with each other. ... The main utility of datAxe, the Comport application allows any other computer on the same network...
http://www.labf.com/download/dataxe.exe - 4Mb - Download - Screenshot