Plan 9 from Bell Labs
- A research operating system for distributed environments developed at Bell Labs by the team that created C and Unix.
Plan 9 from User Space
- A port of many Plan 9 programs from their native Plan 9 environment to Unix-like operating systems.
Plan 9 from Bell Labs - Wikipedia article about Plan 9.
Plan 9 2nd Edition ReadMe by Brian W. Kernighan - General introduction to the system.
Second International Workshop on Plan 9 - A workshop for researchers and developers working on Plan 9 from Bell Labs, Inferno, and related ideas and projects.
Tokyo Inferno/Plan 9 Users Group - Offers free accounts on public Plan 9 servers, documentation (some in Japanese), mirrors of Plan 9 software, and other resources.
Vita Nuova Holdings Ltd. - Lead distributor for Plan 9 and Inferno OSs.
IWP9 2006 - First International Workshop for Plan 9 and Inferno. (December 5, 2006)
Reinventing Unix: An Introduction to the Plan 9 Operating System - Technical paper abstract; link to main article, fee needed. Library Hi Tech; Emerald Group. (December, 2003)
Plan 9 at the Advanced Computing Laboratory - Documentation, tips, various software packages including ports of Unix software, and extra drivers for 3rd Edition. (April 21, 2003)
Plan 9: The Way the Future Was - Essay compares Plan 9 to Unix, parts of Plan 9 being implemented in Unix. From Eric S. Raymond's book The Art of Unix Programming. (2003)
Geeks404.com: Plan 9 from Bell - News coverage of the Open Source release of the third edition of Plan 9. (June 16, 2000)
Bell Labs Innovations: Bell Labs Unveils Open Source Release of Plan 9 Operating System - The official press release. (June 7, 2000)