# data[].attributes.body
STL files are a standard file type that interfaces between Computer Aided Design (CAD) software and 3D printers. Most CAD software exports to an STL file and most 3D printers accept STL files.

# data[].attributes.body
- SketchUp: Free program for graphic design and 3D modelling.
- Tinkercad: Online software that can be used free of charge.
-BlocksCAD: Online software that can be used free of charge.
-Others: OpenSCAD, Blender, FreeCAD, AutoCAD, etc.