The Scheme Configurable (Constraints?) Window Manager A highly configurable X Window manager written and configurable with Guile Scheme. An absolute must for any hardcore Schemer who uses X Window. Now at version 0.99.6.1 with Gnome support, a CORBA interface, a complex constraint system for pseudointelligent window placement and management, extremely flexible decoration configurability, and a GUI configuration interface for non-Scheme hackers, plus an assortment of decoration themes.
B4Step Window Manager B4Step is a Window Manager running under X11R6 with a different way to manage window banners. It can use OpenGL routines for animations, is Gnome compliant and has also a sound support.
Official AfterStep Development site Site dedicated to Development of the AfterStep Window Manager. Includes HTMLized sources, daily activity log, and TODOs.
Sapphire Window Manager Sapphire is a window manager for X11. It is small and fast while providing enough features to allow a person to accomplish a variety of tasks with a minimal amount of complexity. Sapphire also features a small code base written entirely in C++, root menus, and window decorations.
Sawfish An extensible window manager using a Lisp-based scripting language. All window decorations are configurable and all user-interface policy is controlled through the extension language. This is no layer on top of twm, but a wholly new architecture.
Ion Text-editorish, keyboard friendly window manager.
PWM Lightweight window manager for X11 that lets multiple client windows attach to the same frame.
FluxBox A fast compact window manager based on the Blackbox, but offering more features.
Window Managers for X Guide to window managers for the X Window System. Descriptions, screenshots and configuration files for all popular window managers, along with related resources, including a news and discussion area.
WindowLab A small and simple window manager of novel design.
AfterStep Applets Home of the distribution of applications for the AfterStep window manager.
pekwm A good looking but lean windowmanager with support for dockapps, tabbed windows, automatic window manipulation, dynamic menus, key sequences.
Oroborus A very minimalistic, but still fully configurable windowmanager.
VTWM A virtual window manager for the X Window System. It is based on twm, and can be used just like twm. It provides multiple virtual screens, a 3D look, and lots of neat features.
Evilwm A minimalist Window Manager for the X Window System.
Ratpoison Window Manager A simple Window Manager with no fat library dependencies, no fancy graphics, no window decorations.
The Stump Window Manager A tiling, keyboard driven X11 Window Manager written entirely in Common Lisp.
BadWM A minimalistic window manager for the X Window System.
Openbox A standards compliant light-weight extensible window manager.
JD4X A basic GUI windowing environment developed to support the Java programming language based on top of the X window system.
XD640 A lightweight graphical desktop environment for X-Window designed for older computers running at 640x480 screen resolution.
ROX Desktop A desktop environment with some features of RISC OS.
Enlightenment A window manager based on Enlightenment Foundation Libraries.
Window Manager Improved 2 A minimalist window manager with a small memory footprint. It supports classic and dynamic window management with extended keyboard, mouse, and filesystem based remote control.