nwm allow user to run a user defined window manager (wm) on an user defined x server. It presents different options either with ncurses gui, or with textual selection. In particular it was tested with kde and fluxbox on xorg and kde on xgl.
Configuration framework for: emacs, zsh, tcsh, ksh, bash, screen, top, metacity, gnome-terminal,... It run on all posix platform and include special stuff for epita you can find source here: http://github.com/ctaf42/ctafconf
wmconf lets you try out or switch to new window managers without any hassle, by converting your current configuration files to a set of equivalent configuration files for the new window manager.
Sakura is a Knowledge Navigator and User Interface for UNIX, which implements HyperMedia and its own windowing and packing system, both in the main program and in an extensive API for Tcl and other languages.