(a) I don't know what a "Universal Windows Application" is, but clion on windows uses mingw, so if you can build them with mingw you can probably build them wit

(a) I don't know what a "Universal Windows Application" is, but clion on windows uses mingw, so if you can build them with mingw you can probably build them with clion. (b) I've always found Jetbrains to be very good about answering questions, just ask them.