Plan9 from Bell Labs is an OS that is new to /g/.There are several "types" of Plan9. Plan 9 was created by the original creator of unix at the same place and is intended to fix ingerent flaws in the design of unix.
Plan 9 Was open-sourced in 2002
- Plan9, the regular distribution, the fourth edition from bell labs.
- 9legacy, which is several patches on top of the regular distro.
9front is an active, community-led fork of plan9.