I've run many Borne/POSIX shell scripts on Windows for things that I've needed to do. The most straightforward POSIX shell on Windows is the Busybox port, whic

I've run many Borne/POSIX shell scripts on Windows for things that I've needed to do. The most straightforward POSIX shell on Windows is the Busybox port, which uses the Almquist shell (ash) with many bashisms reintroduced. https://frippery.org/busybox/ https://frippery.org/busybox/