Export to STEP format [$15] · Issue #893 · openscad/openscad · GitHub
1) DXF Export with a step model - FreeCAD Forum
Import Export Preferences - FreeCAD Documentation
Bantam Tools Blog — How to Convert STL to STEP
What's going in here? (1st comment for details) Sketch->Part-Pad->DraftWB-PolarArray - STL export is one segment, step export is full array??? : r/FreeCAD