411 REFERENCE · Wikibooks
Guide to X11/References and Links
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
References and Links
X Window System
Other Wikibooks
The X Window System (LPIC101) LPIC101 certification
X Window Programming C language interface to X clients
Guide to Unix the stuff inside that xterm
XFree86 and Xorg are open source; you can freely copy, redistribute, and modify them.
Open Source explains the concept.
Use the Source is a more general description of the purpose and origin of free and open source software.
GNOME and KDE have their own books.
Using GNOME GNU Network Object Model Environment
Using KDE K Desktop Environment
External Links
x.org and wiki.x.org
Documentation for the X Window System Version 11 Release 6.9 and 7.0
XFree86 website
Documentation for XFree86® version 4.5.0
Going Beyond the MIT Sample Server: The Silicon Graphics X11 Server (PostScript)
X Server Multi-rendering for OpenGL and PEX (PostScript)
Matt Chapman's site about "Window Managers for X"