[TUHS] Any Bell 8-bit UNIX Efforts?

Warner Losh imp at bsdimp.com
Mon Feb 27 13:55:24 AEST 2023

On Sat, Feb 25, 2023 at 12:49 PM segaloco via TUHS <tuhs at tuhs.org> wrote:

> So in working on an unrelated 6502 project, I got to wondering about UNIX
> on it and other 8-bits. Did some Googling, and while I was able to turn up
> some attempts at UNIX-likes on 6502 as well as Z80, the only one I found
> that might have some Bell connection is "uNIX" as documented here:
> https://bitsavers.org/pdf/uNIX/uNIX_Jan82.pdf
> A forum post I read suggested those involved were some former Bell folks
> from NJ. In any case, this begs the question for me: Were there ever any
> serious attempts at an 8-bit UNIX in the labs or Bell System at large?
> Certainly it would've provided quite the challenge without much return
> compared with 16 and 32-bit efforts, but does anyone know if, say, an
> LSX/Mini-UNIX-ish attempt was ever made at the 6502, Z80, or other 8-bits?
> Thanks all!

FUZIX is one that I'm aware of, but it's a rewrite, not a port:

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