OCCT supports STL, STEP, and AMF files for [extrusion] 3d printing with [sustainable: hemp, wood, bioplastic, etc] 3d printing filament.

Laser engraving for wood on 3d printed wood is a thing too

"GhostSCAD: Marrying OpenSCAD and Golang" (2024) https://hackertimes.com/item?id=30940563 re: OpenSCAD or OCCT (FreeCAD, cadquery, build123d), which supports NURBS