libmutter-12-dev - 44.8-3.1+b3 main

Mutter is a Wayland display server and X11 window manager and
compositor library. It contains functionality related to, among other
things, window management, window compositing, focus tracking, workspace
management, keybindings and monitor configuration.
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Internally it uses a fork of Cogl, a hardware acceleration abstraction
library used to simplify usage of OpenGL pipelines, as well as a fork
of Clutter, a scene graph and user interface toolkit.
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This package contains the development files.