XFree86 is a port of X11R6.4 that supports several versions of Intel-based Unix. It is derived from X386 1.2, which was the X server distributed with X11R5. This release consists of many new features and performance improvements as well as many bug fixes.
See the Copyright Notice.
The sources for XFree86 4.0 are available by anonymous ftp from:
Binaries for OpenBSD/i386 2.6 and later are available from:
A list of mirror sites is provided by ftp://ftp.XFree86.org/pub/XFree86/MIRRORS
XFree86 also builds on other OpenBSD architectures. See section Building on other architectures for details.