Gambit scheme also just works. That's what I use on FreeBSD, MacOS (m1 and x86-64), Ubuntu and Raspbian. Had a version running under plan9 as well but that was

Gambit scheme also just works. That's what I use on FreeBSD, MacOS (m1 and x86-64), Ubuntu and Raspbian. Had a version running under plan9 as well but that was a long time ago.