9e2d0a54_Linux_Desktops_Window_Managers__Design_Goals
[Desktop/Window Manager] AfterStep/Window Maker [Description] Clones of the NeXTSTEP interface [Based On] Designed after the unique design of the NeXTSTEP interface [Advantages] Unique [Disadvantages] Often difficult to configure, and the interface is an acquired taste [Design Goals] 
Functions and looks like NeXTSTEP
PLABO: A Sampling of Linux Desktops/Window Managers
Design Goals