Dxpc - The Differential X Protocol Compressor
- An X protocol compressor designed to improve the speed of X11 applications run over low-bandwidth links; last stable release is 3.9.0, 2006.
Enlightenment Themes
- Tons of themes for Enlightenment, a lightweight window manager, can be found here.
GNU Xnee
- A suite of programs that can record, replay and distribute user actions under the X11 environment.
Greg Haerr's Nano-X Window System
- The purpose of this project is to bring the features of modern graphical windowing environments to smaller devices and platforms. The latest release is 0.92, 2005-07-14. N.B.: Prior to 2005 this project was called Microwindows.
Lynucs.org : Homepage - The Free Desktop Screenshot Archive - Linux Screenshots
- Archive of screenshots along with free and open source Linux applications for the desktop; the value-added feature of this site is the listing of applications used for each screenshot with links to other screenshots using the listed applications; a multi-lingual site.
The gDesklets Homepage
- A system for bringing mini-programs (desklets), such as weather forecasts, news tickers, system information displays, or music player controls, on to the desktop -- eyecandy for the desktop. Works on most of the modern Linux desktops (including GNOME, KDE, Xfce). Latest stable release is 0.35.4, 2006-10-06.
The wmDrawer Homepage
- A dock application (dockapp) which provides a drawer (retractable button bar) to launch applications.
The xTeX Shell
- A simple TeX interface for the X Window system.
Themes/Freshmeat
- Everything you ever wanted to know about themes can be found here; formerly themes.org .
X Display Manager - Wikipedia
- A comprehensive article about XDM, an optional part of the X Window System that is used for login session management. (2007)
XBindKeys
- A program that launches shell commands with a keyboard or mouse under X; also available in French and German.
XFree86 Video Timings HOWTO
- Few bother with modelines anymore, but if you want to get the most from your monitor (or you're just a plain control freak) this is the definitive reference. (2003)
Xps
- Process tree display and manipulation for the X Window System; latest stable release is 4.2, 2003-04-22.