Supported File Formats

Mesh

Format	Extension	Description
STL	.stl	Triangle mesh, ASCII and Binary supported
GLB	.glb	glTF 2.0 Binary format
GLTF	.gltf	glTF 2.0 JSON, auto-resolves external .bin/textures
3MF	.3mf	3D Manufacturing Format
OBJ	.obj	Wavefront OBJ, text-based
PLY	.ply	ASCII and Binary auto-detection
FBX	.fbx	Autodesk Filmbox
DAE	.dae	Collada format
3DS	.3ds	3D Studio legacy format
USDZ	.usdz	Apple Universal Scene Description package
DRC	.drc	Draco compressed mesh
AMF	.amf	Additive Manufacturing Format
LWO	.lwo	LightWave 3D object format
3DM	.3dm	Rhinoceros 3D format

CAD

Format	Extension	Description
STEP	.step .stp	Industrial CAD standard, auto-imported via OCCT
STPZ	.stpz	ZIP-compressed STEP, decompressed then imported via OCCT
IGES	.iges .igs	Initial Graphics Exchange Specification, auto-imported via OCCT
BREP	.brep .brp	OpenCASCADE BREP format, auto-imported via OCCT
FreeCAD	.fcstd	FreeCAD native format (ZIP with embedded BREP geometry)

BIM

Format	Extension	Description
IFC	.ifc	Industry Foundation Classes, BIM data loaded via web-ifc

Animation

Format	Extension	Description
BVH	.bvh	Skeletal motion capture animation
MD2	.md2	Quake II model format

Point Cloud

Format	Extension	Description
XYZ	.xyz	Point coordinate data
PDB	.pdb	Protein Data Bank format
PCD	.pcd	Point Cloud Data format

Volume

Format	Extension	Description
VTK/VTP	.vtk .vtp	Visualization Toolkit format
NRRD	.nrrd	Nearly Raw Raster Data

GCode

Format	Extension	Description
GCode	.gcode	3D printing toolpath data

Vector

Format	Extension	Description
SVG	.svg	2D vector graphics, rendered in Canvas 2D workspace
DXF	.dxf	AutoCAD Drawing Exchange Format, converted to SVG then rendered

Other

Format	Extension	Description
WRL	.wrl	VRML format
VOX	.vox	MagicaVoxel voxel format
KMZ	.kmz	Compressed KML with 3D models

Total: 34+ formats.