The X.org Foundation X11R6.8 is an Open Source version of the X Window System that supports several UNIX(R) and UNIX-like operating systems (such as Linux, the BSDs and Solaris x86) on Intel and other platforms.
See the Copyright Notice.
The sources for X11R6.8 are available from
X11R6.8 also builds on other OpenBSD architectures. See section Building on other architectures for details.