In computing, a tiling window manager is a window manager with the organization of the screen often dependant on mathematical formulas to organise the windows into a non-overlapping frame.

A compositing manager, or compositor, is software that provides applications with an off-screen buffer for each window.

(DWM, previously Desktop Compositing Engine or DCE) the compositing window manager in Microsoft Windows since Windows Vista that enables the use of hardware acceleration to render the graphical user interface of Windows.

A stacking window manager (also called floating window manager) is a window manager that draws and allows windows to overlap, without using a compositing algorithm.

An X window manager is a window manager that runs on top of the X Window System, a windowing system mainly used on Unix-like systems.

In computing, the Motif Window Manager is an X window manager based on the Motif toolkit.