XFree86 Project, Inc.

XFree86 Project, Inc.

(operating system, graphics)A non-profit organisation thatproduces XFree86, a freely redistributable implementation ofthe X Window System that runs on Unix and Unix-likeoperating systems and OS/2. The XFree86 Project hastraditionally focused on Intel x86 based platforms (hencethe "86"), but the current release supports other platforms.

http://xfree86.org/.