Minix - Wikiwand

Why is the Unix part of Linux and Terminal in Mac still used? - Quora

Minix 3 - Wikipedia

X68000 - Wikiwand

SerenityOS - Wikiwand

Will another OS be developed any time soon to replace Windows & UNIX derivatives? Or would such just take too much resource to be possible? - Quora

What are some non-DOS like (Windows) and non-Unix like operating systems that are still used to this day? - Quora

MINIX - Wikiwand

Exokernel - Wikiwand

Trisquel GNU/Linux - Wikiwand

How long did it take you to master Unix or Linux as an OS? - Quora

IBM PC XT - Wikiwand

What is it like to work with a commercial Unix workstation (excluding OS X, Linux, BSD)? - Quora

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