Smoothed result mesh or geometry to improve results to optimized cad

[stefano2734]

I see here necessary smooth result surface mesh.
This is the source of a 3 smooth mesh and cad geometry.

A smooth mesh tool is
https://github.com/bertaye/Mesh-Smoothing

Meshlib.io:
https://meshlib.io/feature/mesh-smoothing/

Meshlab with pyMeshlab
https://www.meshlab.net/
https://github.com/cnr-isti-vclab/meshlab
https://github.com/cnr-isti-vclab/PyMeshLab

In FreeCAD is a function mesh smoothing.
https://wiki.freecad.org/Mesh_Smoothing

Tinymesh with simplifications, smoothing, remeshing
https://github.com/tatsy/tinymesh

A geometry processing tool
https://github.com/alecjacobson/geometry-processing-smoothing

Surface mesh smooth
https://github.com/codearxiv/SurfMeshSmooth