3D and CAD/CAM Models

File Formats > Electronic File Formats > 3D and CAD/CAM Models

3D Modeling

• 3DMF - QuickDraw 3D Metafile (.3dmf)
• 3DM - OpenNURBS Initiative 3D Model (used by Rhinoceros 3D) (.3dm)
• 3DS - Legacy 3D Studio Model (.3ds)
• AC - AC3D Model (.ac)
• AMF - Additive Manufacturing File Format
• AN8 - Anim8or Model (.an8)
• AOI - Art of Illusion Model (.aoi)
• B3D - Blitz3D Model (.b3d)
• BLEND - Blender (.blend)
• BLOCK - Blender encrypted blend files (.block)
• C4D - Cinema 4D (.c4d)
• Cal3D - Cal3D (.cal3d)
• CCP4 - X-ray crystallography voxels (electron density)
• CFL - Compressed File Library (.cfl)
• COB - Caligari Object (.cob)
• CORE3D - Coreona 3D Coreona 3D Virtual File(.core3d)
• CTM - OpenCTM (.ctm)
• DAE - COLLADA (.dae)
• DFF - RenderWare binary stream, commonly used by Grand Theft Auto III-era games as well as other RenderWare titles
• DPM - deepMesh (.dpm)
• DTS - Torque Game Engine (.dts)
• EGG - Panda3D Engine
• FACT - Electric Image (.fac)
• FBX - Autodesk FBX (.fbx)
• G - BRL-CAD geometry (.g)
• GLM - Ghoul Mesh (.glm)
• JAS - Cheetah 3D file (.jas)
• LWO - Lightwave Object (.lwo)
• LWS - Lightwave Scene (.lws)
• LXO - Luxology Modo (software) file (.lxo)
• MA - Autodesk Maya ASCII File (.ma)
• MAX - Autodesk 3D Studio Max file (.max)
• MB - Autodesk Maya Binary File (.mb)
• MD2 - Quake 2 model format (.md2)
• MD3 - Quake 3 model format (.md3)
• MDX - Blizzard Entertainment's own model format (.mdx)
• MESH - New York University(.m)
• MESH - Meshwork Model (.mesh)
• MM3D - Misfit Model 3d (.mm3d)
• MPO - Multi-Picture Object - This JPEG standard is used for 3d images, as with the Nintendo 3DS
• MRC - voxels in cryo-electron microscopy
• NIF - Gamebryo NetImmerse File (.nif)
• OBJ - Wavefront .obj file (.obj)
• OFF - OFF Object file format (.off)
• PRC - Adobe PRC (embedded in PDF files)
• POV - POV-Ray document (.pov)
• RWX - RenderWare Object (.rwx)
• SGO - Silicon Graphics Object, Showcase
• SIA - Nevercenter Silo Object (.sia)
• SIB - Nevercenter Silo Object (.sib)
• SKP - Google Sketchup file (.skp)
• SLDASM - SolidWorks Assembly Document (.sldasm)
• SLDPRT - SolidWorks Part Document (.sldprt)
• SMD - Valve Studiomdl Data format. (.smd)
• TDDD - Turbo Silver 3D Data Description, T3D
• U3D - Universal 3D file format (.u3d)
• VRML97 - VRML Virtual reality modeling language (.wrl)
• VUE - Vue scene file (.vue)
• WINGS - Wings3D (.wings)
• X - DirectX 3D Model (.x)
• X3D - Extensible 3D (.x3d)
• Z3D - Zmodeler (.z3d)

CAD

• 3dmlw - (3D Markup Language for Web) files
• 3dxml - Dassault Systemes graphic representation
• ACP - VA Software VA - Virtual Architecture CAD file
• AMF - Additive Manufacturing File Format
• Argon - Ashlar-Vellum (AR) - 3D Modeling
• ART - ArtCAM model
• ASC - BRL-CAD Geometry File (old ASCII format)
• ASM - Solidedge Assembly, Pro/ENGINEER Assembly
• BIN, BIM - Data Design System DDS-CAD
• CCC - CopyCAD Curves
• CCM - CopyCAD Model
• CCS - CopyCAD Session
• CAD - CadStd
• CATDrawing - CATIA V5 Drawing document
• CATPart - CATIA V5 Part document
• CATProduct - CATIA V5 Assembly document
• CATProcess - CATIA V5 Manufacturing document
• cgr - CATIA V5 graphic representation file
• CO - Ashlar-Vellum Cobalt - parametric drafting and 3D modeling
• DRW - Caddie Early version of Caddie drawing - Prior to Caddie changing to DWG
• DWG - AutoCAD and Open Design Alliance applications
• DFT - Solidedge Draft
• DGN - MicroStation design file
• DGK - Delcam Geometry
• DMT - Delcam Machining Triangles
• DXF - ASCII Drawing Interchange file format - AutoCAD
• DWB - VariCAD drawing file
• DWF - AutoDesk's Web Design Format; AutoCAD & Revit can publish to this format; similar in concept to PDF files; AutoDesk Design Review is the reader
• Euclid - CAD file format
• Euclid 3D - CAD/composition file format (Ace Computing)
• EMB - Wilcom ES Designer Embroidery CAD file
• ESW - Agtek format
• EXCELLON - Excellon file
• EXP - Drawing Express file format
• FM - FeatureCAM Part File
• FMZ - FormZ Project file
• G - BRL-CAD Geometry File
• GERBER - Gerber file
• GLM - KernelCAD model
• GRB - T-FLEX CAD File
• GTC - GRAITEC Advance file format
• IAM - Autodesk Inventor Assembly file
• ICD - IronCAD 2D CAD file
• IDW - Autodesk Inventor Drawing file
• IFC - buildingSMART for sharing AEC and FM data
• IGES - Initial Graphics Exchange Specification
• Intergraph's Intergraph Standard File Formats
• IPN - Autodesk Inventor Presentation file
• IPT - Autodesk Inventor Part file
• JT (visualization format) - Jupiter Tesselation
• MCD - Monu-CAD (Monument/Headstone Drawing file)
• model - CATIA V4 part document
• OCD - Orienteering Computer Aided Design (OCAD) file
• PAR - Solidedge Part
• PIPE - PIPE-FLO Professional Piping system design file
• PLN - ArchiCad project
• PRT - NX (recently known as Unigraphics), Pro/ENGINEER Part, CADKEY Part
• PSM - Solidedge Sheet
• PSMODEL - PowerSHAPE Model
• PWI - PowerINSPECT File
• PYT - Pythagoras File
• SKP - SketchUp Model
• RLF - ArtCAM Relief
• RVT - AutoDesk Revit project files
• RFA - AutoDesk Revit family files
• SCDOC - SpaceClaim 3D Part/Assembly
• SLDASM - SolidWorks Assembly drawing
• SLDDRW - SolidWorks 2D drawing
• SLDPRT - SolidWorks 3D part model
• dotXSI - Softimage
• STEP - Standard for the Exchange of Product model data
• STL - Stereo Lithographic data format used by various CAD systems and stereo lithographic printing machines.
• TCT - TurboCAD drawing template
• TCW - TurboCAD for Windows 2D and 3D drawing
• UNV - I-DEAS I-DEAS (Integrated Design and Engineering Analysis Software)
• VC6 - Ashlar-Vellum Graphite - 2D and 3D drafting
• VLM - Ashlar-Vellum Vellum, Vellum 2D, Vellum Draft, Vellum 3D, DrawingBoard
• VS - Ashlar-Vellum Vellum Solids
• WRL - Similar to STL, but includes color. Used by various CAD systems and 3D printing rapid prototyping machines. Also used for VRML models on the web.
• XE - Ashlar-Vellum Xenon - for Associative 3D Modeling