Comment by p_l

All new Windows API for over a decade are shipped as COM, iirc.

And COM ability to run in separate process is one of the things that makes it easier to run with different languages in my experience. Once you got over the hurdle of supporting COM, especially if you had support for type libraries and introspection-less COM, it was home free. Meanwhile I'm wary of dealing with a C++ library even if writing in C++