Virtual Serial Port Control
If there is a task to provide interaction between communications application and your own program (e. g. serial device emulator), there is no common solution to accomplish it. It is considered that communications applications are intended to work only with hardware serial devices connected to... At the same time Virtual Serial Port Control immediately notifies your application about any actions done by communications application with serial port (port opening/closing, setting DTR/RTS handshake, baud rate setting, XON/XOFF symbols setting, etc).
http://www.virtual-serial-port-con...m/virtual-serial-port-control.zip - 790Kb - Download - Screenshot

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... Also, you will be able to set permissions to read, write or change control lines state for every application separately. ... Sharing a serial port is trully effective and reliable with Shared Serial Ports.
http://www.mks.zp.ua/serial_share.exe - 2Mb - 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

AVSD OEM
AVSD OEM is a programming interface, which allows you to add support of virtual serial ports to your own application. You have full control over ports created with the help of AVSD OEM, including reading data that some other application has written using WriteFile function, writing data to be... If you have the software, which works with some device connected to COM port and you want to capture all the data that goes to and from the port, then AVSD OEM is what you need! ... Now you can monitor all data that application writes to the port and redirect it to the real COM port.
http://www.virtualserialdriver.com/files/avsd_oem.zip - 448Kb - Download

Multicom OEM
Multicom OEM is a programming interface, which allows you to add support of virtual serial ports to your own application. You have full control over ports created with the help of Multicom OEM, including reading data that some other application has written using WriteFile function, writing data... If you have the software, which works with some device connected to COM port and you want to capture all the data that goes to and from the port, then Multicom OEM is what you need! ... Now you can monitor all data that application writes to the port and redirect it to the real COM port.
http://www.intellidriver.com/downloads/products/multicomoem.zip - 448Kb - Download

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

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
Eltima's Virtual Serial Port ActiveX Control allows developers to create custom virtual serial ports from application, which fully emulate real com ports. From your application you can view and control data sent to virtual serial port by other applications and respond to them by sending your own... Other features include: Control lines support (DTR, RTS), High speed data exchange from/to virtual serial port, dynamical deletion and creation of virtual serial ports during runtime. ... Virtual Serial Port ActiveX is now also compatible with Windows XP 64-bit Edition and features full baud...
http://www.mks.zp.ua/vspactxd.exe - 1Mb - Download - Screenshot

SkPortScan ActiveX Control
SkPortScan ActiveX Control is a lightweight and powerful port scanner control. It allows developers to integrate port-scanning capabilities into their applications. SkPortScan can be used for network exploration or security auditing. SkPortScan can determine what services (ports) are open... SkPortScan ActiveX Control has one of the most complete ports databases available today built in, and provides comprehensive APIs for accessing it. ... SkPortScan ActiveX Control comes with complete documentation, sample code, and working demo programs.
http://www.magnetosoft.com/downloads/skportscan_setup.exe - 2Mb - Download - Screenshot

Look RS232
Look RS232 is a tool for debugging computer connection with peripheral devices using COM port, such as modem, mini-ATS, projector etc. Its easy to use interface guarantees an easy work with Com-port. Look RS232 can send data through COM port, receive data from an outer device through COM port,... Look RS-232 supports connection at the standard speed of 110…115200 kbit/s, it supports commands of COM port program control. ... VS-Com (Roadrunner) PCI-800H 8-port PCI. ... Look RS-232 supports data input in ASCII, BIN, HEX, OCT formats, keeps log of the sent and received data and commands in...
http://www.lookrs232.com/download.php?file=lookrs232.exe - 2Mb - Download - Screenshot