Re:Harvey – An effort to provide a modern, distributed, 64-b...
by kruhft on Friday December 22, 2017 @02:01PM
(#15989971)
Plan9 was the 'next version' of Unix made by the people that originally made Unix. It was a small (tiny!) network packet routing kernel (routing 9p, a layer above IP) that is meant to be fully distributed and networked.
https://www.quora.com/How-is-Plan-9-OS-different-from-Unix