Create Beautiful User Interface for Gtk applications with Cambalache
Cambalache is a free and open source Gtk user interface creation software for Linux. It is released under the GNU Lesser General Public License version 2.1 (LGPL). Using this application you can make and edit Gtk 4 and Gtk 3 software UIs. It follows MVC design and data model philosophy. It supports the rendering the workspace out of process using the Gdk broadway backend to support multiple gtk versions.