{
  personal.home_modules = [
    (
      {pkgs, ...}: {
        home.packages = with pkgs; [
          #  geogebra6 # geogebra5 currently does not work?
          gimp
          chemtool
          avogadro2
        ];
        #  programs.sagemath.enable = true;
      }
    )
  ];
}