SPHARM-PDM Toolbox is often a tool that computes level-centered products using a parametric boundary description to the computing of Condition analysis. It is now out there for a 3D Slicer extension and as Component of SlicerSALT module. StradWin Stradwin is really an experimental, cross-platform tool largely for freehand 3D https://www.youtube.com/watch?v=FWz0H7D1pXM