self: super: {
  freecad = self.libsForQt5.callPackage ../pkgs/freecad.nix {
      spaceNavSupport = false;
      inherit (self.xorg)
        libXmu;
      inherit (self)
        fetchFromGitHub
        fetchpatch
        cmake
        ninja
        coin3d
        eigen
        gfortran
        gts
        hdf5
        libGLU
        libf2c
        libspnav
        medfile
        ode
        opencascade-occt
        pkg-config
        swig
        vtk
        xercesc
        zlib;
      mpi = self.openmpi;
      inherit (self.python3Packages)
        GitPython
        boost
        matplotlib
        pivy
        pycollada
        pyside2
        pyside2-tools
        python
        pyyaml
        scipy
        shiboken2;
  };
}