linux // windows

• Dxpc - The Differential X Protocol Compressor - An X protocol compressor designed to improve the speed of X11 applications run over low-bandwidth links. Latest stable release is 3.9.1, 2007-02-07.
• 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.
• Ice Window Manager - Themes - Lots of themes for the IceWM window manager.
• LWN - LPC: The Future of Linux Graphics - A discussion of the near-term future of Linux video drivers from the recent Linux Plumbers Conference. (2008)
• Linux Arts - An online Linux community website for art and theme lovers.
• Linux Journal Tutorial - Learning to Use X11 - A tutorial discussing how to use X11 fully and effectively.
• LinuxDevCenter Article - " What Is the X Window System" - A detailed review article on the X Window System. (2005) This article is still relevant today. (2009)
• 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 multilingual site.
• Splashy Project - A splash screen program for Linux and other Unix-like operating systems. N.B. This project supercedes the Bootsplash project. It runs completely in userspace, and therefore doesn't require any patches to the OS kernel. Latest release is 0.3.13, 2008-12-24.
• Technical X Window System and Motif WWW Sites - A meta site with over 700 technically-oriented X Window System links.
• The dockapps.org Homepage - A dockapp (add-on) archive.
• 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 0.36, 2008-02-21.
• The xTeX Shell - A simple TeX interface for the X Window system.
• Themes/Freshmeat - A master list of all themes-related projects on Freshmeat.net. Each entry provides details of the project, license information, and a link to the home page.
• ThemesWiki - Guides for designing web themes and templates on a wide range of Content Management Systems and related software.
• X Display Manager - Wikipedia - A comprehensive article about XDM, an optional part of the X Window System that is used for login session management. Lots of external links are included for further information. (2010)
• X/Config/Resolution - Ubuntu Wiki - 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 latest, definitive reference. (2011)
• Xps - Process tree display and manipu