This is a simple SOLIDWORKS macro to export files to the .3MF format and update the body names within the file. By default, SOLIDWORKS assigns random names to the bodies saved within these files and ...

Streamline part export to slicer directly within SolidWorks using a macro This repository provides a macro or automation script that streamlines exporting SolidWorks parts directly to the slicer. It ...

Doesn't look like TinkerCAD offers STEP export, either. I know SolidWorks offers a student discount version, but it really sounds like overkill for what you're trying to do.