libmarble-gtk4: libmarble-gtk4 ( custom GTK library )
libmarble-gtk4:
libmarble-gtk4:
libmarble-gtk4: Just as Elementary has Granite I have Marble, my collection of useful 
libmarble-gtk4: functions and reusable widgets.
libmarble-gtk4:
libmarble-gtk4:
libmarble-gtk4:
libmarble-gtk4: https://gitlab.com/raggesilver/marble 
libmarble-gtk4:
libmarble-gtk4: