| NupbsCurve | Non Uniform polynomial B-Spline Curve |
| NupbsSurface | Non Uniform polynomial B-Spline Surface |
| NurbsCurve | Non Uniform Rational B-Spline Curve |
| NurbsSurface | Non Uniform Rational B-Spline Surface |
| PNupbs | Parametric non rational curve on a surface |
| PNurbs | Rational parametric curve |
| PSpline | Parametric curve on a surface |
| PLine | Isoparametric curve on a surface |
| Line | Line or line segment |
| Plane | Plane or planar face |
| Cylinder | Cylinder |
| Helix | Helix |
| FilletSurface | Procedural Fillet surface |
| SweepSurface | Procedural Sweep surface |
| Tabulated Cylinder | Procedural Extrude surface |
| IntCurve | Intersection curve, that is resulting from the intersection of two surfaces |
| MergedCurve | The aggregate of two curves with different limits or parameterizations |