
TracePlus/Winsock shows you the interaction between your Win32 application and Winsock 1.1/2.0, WININET, RAS, and Microsoft Winsock extensions with no modifications to your existing program
Shareware, $159.95
| 31, October, 2008

TracePlus/Win32 shows you the interaction between your Win32
application and multiple Win32 APIs.
Shareware, $199.95
| 31, October, 2008

COM Port Data Emulator is a unique tool that will be a great asset in the arsenal of any developer working with serial interfaces. It was created for emulating a COM or Ethernet device, generating a stream of data and sending it to a specific port.
Freeware | 17, October, 2008

COM Port Stress Test is a compact and affordable tool for testing COM, RS232 and RS485 ports that generates an extremely fast data stream with alternating baud rate, flow control, RTS and DTR states. Try it right now and you won't be disappointed!
Freeware | 17, October, 2008

Displays the list of exported functions and their memory addresses for the specified DLL files. You can easily copy the memory address of the desired function, paste it into your debugger, and set a breakpoint for this memory address.
Freeware | 27, September, 2008

232Analyzer is an advanced serial port monitor, rs232 monitor, rs232 poprotocol analyzer, Rs232 software debugger,sniffer, it allows you to control, debug, monitor, sniff, test and analyze serial port activities with RS232/RS485/RS422/TTL converters.
Shareware, $149.95
| 18, September, 2008

VcSmith is the combination of Source Insight, Visual Assist, CppUnit, and VC debugger, as well as the integration of advantages of multiple tools. it works with Visual C/C++, C++ newly supported in V3!
Shareware | 12, September, 2008

DevTracer is a fast and effective tool for collecting trace output. It can be used with many development platforms for Microsoft Windows, like Microsoft Visual Studio and Visual Basic 6. It can also be used with scripting languages (VBScript etc.).
Commercial, $59.95
| 4, September, 2008

USBTrace is an easy to use and powerful USB protocol analyzer for the USB bus and the devices connected to it. USBTrace can monitor USB transactions happening at USB host controllers, hubs and devices. USBTrace is a 100% software product.
Shareware, $195
| 28, August, 2008

Vermont HighTest Plus is a Windows-based software regression-testing tool for testing stand-alone and browser-based applications. Includes a dedicated scripting language, object support, user functions, screen compares, Suite Manager, and debugger.
Commercial, $299
| 19, August, 2008

Software USB port sniffer, monitor tool with protocol analyzer and data logger. This Universal Serial Bus monitoring utility can spy, capture, view, log, analyze, test usb device activity performing connection traffic analysis with data acquisition

Software serial port monitor Rs232 sniffer with protocol analyzer and packet data logger. This monitoring utility can spy, capture, view, log, analyze test com ports activity performing com port connection and traffic analysis with data acquisition

Free Hex Editor Software - Binary and Hex file editing tool for Windows with Multi-Window, Multi-Document Interface, Text Viewer, Advanced Search and Replace features. Edit your Exe Code, Hex Dump, Avi, Mpeg, Jpeg and other files with HHD HexEditor

Serial Port Monitoring Control (SPMC) - RS232 Data Acquisition and Com Port Control Component Library, Modem Access Component. Connection Sniffer and Port Test Software Library.