I don't know that I would call it a subset either. It's bash, all of it. And you compile for Linux, and it works. I develop a rails app on Windows using WSL da

I don't know that I would call it a subset either. It's bash, all of it. And you compile for Linux, and it works. I develop a rails app on Windows using WSL daily. Ruby runs in Linux and gems compile to Linux, not win32. So there is no weirdness compiling something like ImageMagic.