Apple A/UX Resources
These are resources I've collected from various FTP servers and kind individuals. Let's preserve all of this incredible work for the future.
X11
A full distribution of X11R5 and diffs for both X11R5 and X11R6. Credit to Thomas Eberhardt (R5), Martin Friedrich (R6), and to John Coolidge's original work on R4. Many thanks to Fred Hucht for sharing these files and for his work on the mouse-enabled versions.
Fred Hucht's X11 driver for the LogiTech Mouseman 3 button mouse and corresponding X11R6 server binary.
See also the comp.sys.mac.oop.macapp3 discussion.
Diffs for X11R6 and its man pages from Jon Stevens.