Editing List of file formats (section)

=== Computer-aided design (CAD) ===
[[Computer-aided design]] (CAD) software assists engineers, architects and other design professionals in project design.
* [[3DXML]] – Dassault Systemes graphic representation
* [[3D Manufacturing Format|3MF]] – [[Microsoft]] 3D Manufacturing Format<ref name="msdn.microsoft.com">{{cite web|url=https://msdn.microsoft.com/en-us/windows/hardware/bg183398.aspx|title=3D printing with Windows 10|publisher=Microsoft|work=microsoft.com}}</ref>
* ACP – VA Software VA – Virtual Architecture CAD file
* AMF – [[Additive Manufacturing File Format]]
* AEC – [[DataCAD]] drawing format<ref>{{cite web|url=https://www.datacad.com/update/downloads/RevHist/DataCAD/RevHist.html|title=www.datacad.com – DataCAD Revision History|work=datacad.com}}</ref>
* AEDT – [[Ansys HFSS|Ansys Electronic Desktop]] – Project file
* AR – [[Ashlar-Vellum]] Argon – 3D Modeling
* ART – ArtCAM model
* ASC – [[BRL-CAD]] Geometry File (old ASCII format)
* ASM – [[Solid Edge|Solidedge]] Assembly, Pro/ENGINEER Assembly
* BIN, BIM – [[Data Design System]] DDS-CAD
* BREP – [[Open CASCADE]] 3D model (shape)
* C3D – [[C3D Toolkit]] File Format
* C3P – Construct3 Files
* 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
* CKD – [[KeyCreator]] CAD parts, assemblies, and drawings
* CKT – [[KeyCreator]] template file
* CO – Ashlar-Vellum Cobalt – parametric drafting and 3D modeling
* DAB – AppliCad 3D model CAD file
* DRW – [[Caddie (CAD system)|Caddie]] Early version of Caddie drawing – Prior to Caddie changing to DWG
* 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 & [[Autodesk Revit|Revit]] can publish to this format; similar in concept to PDF files; Autodesk Design Review is the reader
* [[.dwg|DWG]] – Popular file format for Computer Aided Drafting applications, notably [[AutoCAD]], Open Design Alliance applications, and [[Autodesk Inventor]] Drawing files
* EASM – SolidWorks eDrawings assembly file
* EDRW – eDrawings drawing file
* EMB – Wilcom ES Designer Embroidery CAD file
* EPRT – eDrawings part file
* EscPcb – "esCAD pcb" data file by Electro-System (Japan)
* EscSch – "esCAD sch" data file by Electro-System (Japan)
* ESW – AGTEK format
* EXCELLON – [[Excellon file]]
* EXP – Drawing Express format
* F3D – Autodesk Fusion 360 archive file<ref>{{cite web |title=How to export a design in Fusion 360 |url=https://knowledge.autodesk.com/support/fusion-360/learn-explore/caas/sfdcarticles/sfdcarticles/How-to-export-a-design-in-Fusion-360.html |website=Knowledge.autodesk.com|access-date=4 August 2019}}</ref>
* FCStd – Native file format of [[FreeCAD]] [[CAD]]/[[Computer-aided manufacturing|CAM]] package
* FM – FeatureCAM Part File
* FMZ – FormZ Project file
* G – [[BRL-CAD]] Geometry File
* GBR – [[Gerber file]]
* GCODE - [[G-code]] Geometric code. Instructions for 3D printers.
* GLM – [[KernelCAD]] model
* GRB – [[T-FLEX CAD]] File
* GRI – AppliCad GRIM-In file in readable text form for importing roof and wall cladding job data generated by business management and accounting systems into the modelling/estimating program
* GRO – AppliCad GRIM-Out file in readable text form for exporting roof and wall cladding data job material and labour costing data, material lists generated by the modelling/estimating program to business management and accounting systems
* IAM – [[Autodesk Inventor]] Assembly file
* ICD – IronCAD 2D CAD file
* IDW – [[Autodesk Inventor]] Drawing file
* [[Industry Foundation Classes|IFC]] – [[buildingSMART]] for sharing AEC and [[Facility management|FM]] data
* [[IGES]] – Initial Graphics Exchange Specification
* DGN, CEL – [[Intergraph Standard File Formats]] [[Intergraph]]
* IO – [[Bricklink|Stud.io]] 3D model
* IPN – [[Autodesk Inventor]] Presentation file
* IPT – [[Autodesk Inventor]] Part file
* [[JT (visualization format)|JT]] – Jupiter Tesselation
* MCD – Monu-CAD (Monument/Headstone Drawing file)
* MDG – Model of [[Digital Geometric Kernel]]
* model – [[CATIA]] V4 part document
* OCD – [[Orienteering]] Computer Aided Design (OCAD) file
* PAR – Solidedge Part
* PART – A file used with Stud.Io
* 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
* RLF – ArtCAM Relief
* RVM – [[AVEVA]] [[PDMS (software)|PDMS]] 3D Review model
* RVT – [[Autodesk Revit]] project files
* RFA – [[Autodesk Revit]] family files
* RFT - [[Autodesk Revit]] Revit Family Template 
* RXF – AppliCad annotated 3D roof and wall geometry data in readable text form used to exchange 3D model geometry with other systems such as truss design software
* S12 – Spirit file, by Softtech
* SCAD – [[OpenSCAD]] 3D part model
* SCDOC – [[SpaceClaim]] 3D Part/Assembly
* SKB – Google [[SketchUp]] backup File
* SKP – [[SketchUp#File formats|Sketchup]]
* SLDASM – [[SolidWorks]] Assembly drawing
* SLDDRW – [[SolidWorks]] 2D drawing
* SLDPRT – [[SolidWorks]] 3D part model
* [[dotXSI]] – For [[Autodesk Softimage|Softimage]]
* STATE – A file used by the [[Infrastructure as code|IaC]] tool to record information about what has been deployed by the tool.
* [[Standard for the Exchange of Product model data|STEP]] – Standard for the Exchange of Product model data
* [[STL (file format)|STL]] – Stereo Lithographic data format used by various CAD systems and stereo lithographic printing machines.
* STD – Power Vision Plus – Electricity Meter Data (Circuitor)
* 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
* [[VRML#WRL file format|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.
* X_B – [[Parasolid]]s binary format
* X_T – [[Parasolid]]s
* XE – Ashlar-Vellum Xenon – for associative 3D modeling
* ZOFZPROJ – ZofzPCB 3D PCB model, containing mesh, netlist and BOM