libdecoration0-dev 1:0.9.14.1+20.10.20200813-0ubuntu1 (amd64 binary) in ubuntu groovy

 The window decoration library is responsible for drawing the window borders
 and title bar of windows managed by Compiz. It is used by window decorators
 like gtk-window-decorator.
 .
 This package contains files required for developing window decorators
 compatible with Compiz.