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 are available by anonymous ftp from:
Binaries for NetBSD 1.3 and later are available from: ftp://ftp.XFree86.org/pub/XFree86/4.0.2/binaries/NetBSD
A list of mirror sites is provided by http://www.xfree86.org/MIRRORS.shtml
XFree86 also builds on other NetBSD architectures. See section Building on other architectures for details.
XFree86 also supports NetBSD on PC98 machines.