File Formats

File Formats

Name	License	Encoding	Features
3MF	Open	Compressed XML	geometry, material, metadata, signature, texture, thumbnail
ACIS		text or binary
AMF	Open	Zipped XML	color, constellations, curved triangles, formulas, geometry, material, metadata
CKD	Proprietary
DWG (Drawing)	Proprietary	OpenXPS
DXF (Drawing Exchange Format)	Proprietary	text/binary
DWF (Design Web Format)		OpenXPS	Communicate design information
IGES (Initial Graphics Exchange Specification)	Vendor-neutral	text
OBJ (Object)	Open	text	geometry
PLY (Polygon File Format)	Open	text or binary	color, geometry, normals, texture, transparency
STL	Proprietary	text or binary	geometry, normals
STEP	ISO