ComTrace

ComTrace is a robust program designed for developers who need to trace calls on their interfaces and COM library interactions. Developed by Blunck Software, the latest version 1.31 of ComTrace brings a significant upgrade, supporting a broad range of Windows XP, 7, 8, 10, and 11 operating systems. ComTrace is categorized under Development Tools, with a specific subcategory of IDE.

ComTrace offers differentiated program files such as BSTraceViewer.exe, comspy.exe, and ComTrace.exe, which enable versatile tracing capabilities. Upon intercepting the calls, ComTrace displays the method name, parameters passed, and the returning HRESULT. To efficiently trace calls on any interface, ComTrace requires knowledge of the interface's signature.

This freeware tool is quite beneficial for developers who require reliable tracing functionalities without the burden of licensing fees. Users can easily download this sophisticated tool for their development needs. The program has seen previous versions like 1.3, and 1.0, which lack some of the latest improvements.

Pros:

• ComTrace is a potent tool for tracking interface calls and COM library interactions.
• The program is free to use.
• Supports a wide range of operating systems including Windows XP/7/8/10/11.

Cons:

• Requires knowledge of the interface's signature for effective tracing.
• May seem complex for beginners in the development field.

You may want to check out more software, such as GnuWin32: LibIconv, Greatis Form Designer.Net or FrameDemo2, which might be similar to ComTrace.