libgtk-3-dev 3.24.20-0ubuntu1 (amd64 binary) in ubuntu focal

 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 header and development files which are
 needed for building GTK applications.

Details

Package version:
3.24.20-0ubuntu1
Source:
gtk+3.0 3.24.20-0ubuntu1 source package in Ubuntu
Status:
Superseded
Component:
main
Priority:
Optional