libgtk-3-doc - 3.24.38-2~deb12u3pureos1 main

GTK is a multi-platform toolkit for creating graphical user
interfaces. Offering a complete set of widgets, GTK is suitable
for projects ranging from small one-off tools to complete application
suites.
.
This package contains the HTML documentation for the GTK library
in /usr/share/doc/libgtk-3-doc/ .