Plan 9 from Bell Labs - Wikipedia article about Plan 9. 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. IWP9 2006 - First International Workshop for Plan 9 and Inferno. 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. 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 at the Advanced Computing Laboratory - Documentation, tips, various software packages including ports of Unix software, and extra drivers for 3rd Edition. Plan 9 2nd Edition ReadMe by Brian W. Kernighan - General introduction to the system. NineTimes - News, tips and articles about Plan 9 and Inferno. Plan 9 and Inferno at the Google Summer of Code - News, blogs, source code repositories and other resources for the Plan 9 and Inferno projects part of GSoC. Upas - A Simpler Approach to Metwork Mail - Essay on the mail interface system by David L. Presotto. Available in PDF and PostScript format. C Programming in Plan 9 from Bell Labs - An introduction to writing C programs in the Plan 9 environment by Pietro Gagliardi. International Workshops for Plan 9 and Inferno Unofficial Homepage - Information about the Plan 9 and Inferno workshops, including proceedings, video and audio recordings, and other resources. 9vx - A port of the Plan 9 kernel to run as a user space program using the vx32 sandboxing library in *BSD, Linux, and OS X systems. plan9front - A (friendly) fork of the Plan 9 operating system, including many new contributions and packages. Geeks404.com: Plan 9 from Bell - News coverage of the Open Source release of the third edition of Plan 9. Reinventing Unix: An Introduction to the Plan 9 Operating System - Technical paper abstract; link to main article, fee needed. Library Hi Tech; Emerald Group.