- CurveElement. It can contain line, arc, ellipse, hermit spline, etc.
- Custom Parameters and their instances.
- Connectors.
- Materials.
- DBView-based elements (3D view, section view, levels).
- DirectShape, DirectSaheType, FreeForm elements.
- Forms: Extrusion, Revolution, Sweep, Blend, SweptBlend.
- BooleanOperation on 2 Form elements.
- Basic rectangular wall.
- TextNote element.
- SiteSurface.
- Not hosted FamilyInstance for Family with one FamilyType.