Package containing code shared among gnome-panel, gnome-session, nautilus, etc.

The gnome-desktop package contains an internal library (libgnomedesktop) used to implement some portions of the GNOME desktop, and also some data files and other shared components of the GNOME user environment.

Window Manager based on Blackbox

Fluxbox is yet another windowmanager for X. Its based on the Blackbox 0.61.1 code. Fluxbox looks like blackbox and handles styles, colors, window placement and similar thing exactly like blackbox (100% theme/style compatibility). So whats the difference between fluxbox and blackbox then? The answer is: LOTS! Have a look at the homepage for more info ;)