Share Serial Ports
Share Serial Ports is an advanced utility, the purpose of which is to share real serial ports between multiple applications in the way, that all applications will receive same data from real serial port simultaneously. Shared Serial Ports can be used for serial port emulation, as it connects... All virtual serial ports will be able to send data to real serial port. ... Sharing a serial port is trully effective and reliable with Shared Serial Ports. ... Each application will think that it is working with serial port in exclusive mode.
http://www.mks.zp.ua/serial_share.exe - 2Mb - Download - Screenshot

AKeeper
AKeeper is an easy to use Personal Password, Username and Serial Database. Use it to record all your usernames, passwords, urls, serials, registrations and more all in the one easy to use program.
http://www.info-pack.com/cgi-bin/download.pl?site=pad&product=akeeper - 1Mb - Download - Screenshot

Virtual Serial Port SDK
Using Virtual Serial Port SDK you can create a "new" serial port on your computer. This serial port is completely controlled by your application. Other 3rd party applications can connect to this serial port and believe it is a normal physical port. In this way you can emulate all kinds of... Virtual Serial Port SDK is available for . ... 0 are included. ... NET and VisualBasic 6. ... NET and ActiveX, on all Windows platforms Windows Mobile/Pocket PC, Windows XP/2k/NT and Windows ME/98. ... Samples in C#, VB.
http://franson.com/serialtools/SerialToolsSDK.zip - 2Mb - Download

Bill Serial Port Monitor
To monitor (bi-directional) Serial communication RS-232 between two devices without physical cable, you can use the freeware Bill Serial Monitor. This freeware enable you to view, log, test and analyse the activity of the serial RS-232 port. If you want to monitor the serial protocol of two...
http://www.symcod.com/BillSerialMonitor.zip - 4Mb - Download - Screenshot

Virtual Serial Port Driver XP4.5
Virtual Serial Ports Driver XP creates two pure virtual serial ports in your system which are virtually connected to each other. For other Windows applications, virtual ports will be seen exactly as two real serial ports connected via null-modem cable. ... With user-friendly GUI and on-the-fly help of Virtual Serial Port Driver XP it's very easy to configure a virtual serial ports pair. ... With virtual ports created by Virtual Serial Port Driver XP you can connect applications to each other and exchange data between them without occupying your real serial ports and using hardware wiring.
http://www.mks.zp.ua/vspdxpd.exe - 1Mb - Download - Screenshot

Virtual Serial Ports Driver CE
Virtual Serial Ports Driver CE creates up to 20 pure virtual serial ports in your mobile system, this results in up to 10 virtual serial ports pairs. Each pair has 2 ports that are virtually connected to each other. For other applications, virtual serial ports will be seen exactly as two real... In this case all data sent by other applications to virtual serial port COM5 (VSP0) will arrive at virtual serial port COM6 (VSP9), and all data sent to virtual serial port COM6 will arrive at virtual serial port COM5 (VSP0).
http://www.eltima.com/download/vspdce.exe - 432Kb - 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 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

TGetDiskSerial Component
The TGetDiskSerial is a VCL component. You can use it to read the serial number of hard disk easily. As we all know, this serial number is unique in the world. So this component is of great use, for example, you can use this serial number to creat an encrypt number. ... The TGetDiskSerial has already succeeded to get the Serial Number in Delphi5, 6, 7, 2006. ... Here you can download examples of above development language at this site.
http://www.devlib.net/download/tgetdiskserial.zip - 972Kb - Download - Screenshot

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... Configuration via command line interface is available as well. ... COM4) but actually work with new COM7 port. ... Now your software can open COM1 port (or COM2... ... COM4.
http://www.serial-port-mapper.com/serial-port-mapper.zip - 609Kb - Download - Screenshot