Window Managers for X: Window Maker
Window Maker page from a guide to window managers and desktops for the X Window System and Linux/UNIX.
http://www.plig.org/xwinman/wmaker.html

DHTML Window
Click here for a window script constructed using pure DHTML
http://www.dynamicdrive.com/dynamicindex8/dhtmlwindow.htm

Studies into Polyhedra by Anthony Thyssen
VRML models and raw data in the OFF format to generate the shapes, plus images of the shapes rendered with povray.
http://www.sct.gu.edu.au/~anthony/graphics/polyhedra/

Ratpoison Window Manager
A simple Window Manager with no fat library dependencies, no fancy graphics, no window decorations.
http://ratpoison.sourceforge.net/

DVG Shapes
DVG Shapes handcrafts a range of custom made surfboards to suit your specifications. The shaper, David van Ginkel, shapes under local and international labels African Blue and Linden.
http://www.dvgshapes.co.za/

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.
http://b4step.free.fr/

Dario de Judicibus Free Resources
Free resources and add-on's for several freeware and shareware programs.
http://www.dejudicibus.it/resources/

Polyhedra 2001
OpenGL program which displays the uniform polyhedra and related shapes in real time. The shapes may be morphed in to their duals, exploded, truncated and unfolded into a net. Free download.
http://gratrix.net/polyhedra/2001/

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.
http://scwm.sourceforge.net/

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.
http://scwm.sourceforge.net/