Since you mentioned Kotlin, you might be interested in the recent gtk-kn effort which provides OOP bindings to GTK in Kotlin Native. (Early preview, not product

Since you mentioned Kotlin, you might be interested in the recent gtk-kn effort which provides OOP bindings to GTK in Kotlin Native. (Early preview, not production ready at all) https://gitlab.com/gtk-kn/gtk-kn https://gitlab.com/gtk-kn/gtk-kn