.123
PCB123 Circuit Board Design Sunstone Circuits
.123c
Autodesk 123C Drawing Autodesk
.123d
Autodesk 123D Drawing Autodesk
.123dx
123D Design Model File Autodesk
.2d
VersaCAD 2D Drawing File Archway Systems
.3dc
RoboCell Cell Setup File Intelitek
.3dl
Sierra LandDesigner 3D File Sierra Entertainment
.a2l
ASAP2 ECU Description File ASAM MCD-2MC
.act
Alma CAD/CAM Document Alma
.adi
AutoCAD Device-Independent Binary Plotter File Autodesk
.adt
AutoCAD Audit Log Autodesk
.afd
Alphacam Flame Drawing Planit
.afs
STAAD.foundation Project File Bentley Systems
.any
AnyRail Layout Plan DRail Modelspoor Software
.ard
ArtiosCAD Workspace File Esko
.art
ArtCAM Model Delcam
.asc
LTspice Circuit Schematic File Linear Technology
.asm
Solid Edge Assembly File Siemens
.asy
LTspice Symbol File Linear Technology
.att
Alphacam Lathe Tool File Alphacam
.bbcd
BobCAD-CAM Document BobCAD-CAM
.bcd
RealView Debugger Board Chip Definition File ARM
.bdc
West Point Bridge Designer Design File West Point
.bdl
CoCreate Bundle File Parametric Technology
.bit
Xilinx Bitstream File Xilinx
.blk
AutoCAD Block Template File Autodesk
.bmf
FloorPlan File IMSI/Design
.bpz
Easy Blue Print Symbol Library Easy Blue Print
.brd
Cadence Allegro PCB Design File Cadence Design Systems
.bxl
Accelerated Designs PCB Library File Accelerated Designs
.cad
BobCAD-CAM File BobCAD-CAM
.cam
Gerber CAM Job File N/A
.catpart
CATIA V5 Part File Dassault Systemes
.catproduct
CATIA V5 Assembly File Dassault Systemes
.cddx
Circuit Diagram Document Circuit Diagram
.cdl
CADKEY Wireframe Design File Kubotek
.cdw
KOMPAS Document ASCON
.cel
MicroStation Cell Library Bentley Systems
.cf2
Common File Format File N/A
.cff
Common File Format N/A
.cgr
CATIA Graphical Representation File Dassault Systemes
.circuit
KTechlab Circuit Design File KTechlab
.ckd
Kubotek Design Container Kubotek
.cmp
Solid Edge Wire Harness File Siemens
.cnc
PartMaster CNC File Dolphin Cad Cam
.cnd
Melco Condensed Embroidery File Melco
.cpa
CADSTAR PCB Archive File Zuken
.crv
VCarve Pro Design File Vectric
.cyp
Home Designer Pro Project File Chief Architect
.czd
CAD Zone Drawing The CAD Zone
.db1
Tekla Structures Model File Tekla
.dbq
AutoCAD Query Set Autodesk
.dc
DesignCAD Design File IMSI/Design
.dc1
DevCad Document DevCad
.dc2
DesignCAD 2D ASCII Drawing IMSI/Design
.dc3
DesignCAD 3D ASCII Drawing IMSI/Design
.dcd
DesignCAD Drawing IMSI/Design
.des
Pro/DESKTOP CAD File PTC
.dft
Solid Edge Draft Document N/A
.dfx
Drafix CAD File Autodesk
.dgb
FlashCAD Drawing Database Digitarch
.dgk
Delcam 3D Model File Delcam
.dgn
MicroStation Design File Bentley Systems
.dlv
CATIA 4 Export File Dassault Systemes
.dlx
DIALux Document DIAL
.dra
OrCAD Drawing File Cadence Design Systems
.drg
AllyCAD Drawing File Knowledge Base
.drwdot
SolidWorks Drawing Template Dassault Systemes
.dsg
Control Studio Document New Wave Concepts
.dsn
OrCAD Design File Cadence Design Systems
.dst
AutoCAD Sheet Set File Autodesk
.dvg
Graphic Works Vector Graphic Data Becker
.dwfx
Design Web Format XPS File Autodesk
.dwg
AutoCAD Drawing Database File Autodesk
.dws
AutoCAD Drawing Standards File Autodesk
.dwt
AutoCAD Drawing Template Autodesk
.dxe
AutoCAD Data Extraction Template Autodesk
.dxf
Drawing Exchange Format File Autodesk
.dxx
AutoCAD Drawing Interchange Attribute File Autodesk
.easm
eDrawings Assembly File Dassault Systemes
.edn
EDIF Implementation Netlist File Xilinx
.edrw
SolidWorks eDrawings File Dassault Systemes
.eqn
GAL Equation File N/A
.ewb
Electronics Workbench Circuit Design File National Instruments
.ewd
EasyWOOD Design File DDX
.exb
CAXA Draft CAXA
.ezc
AutoCAD Ecscad Components Backup File Autodesk
.ezp
AutoCAD Ecscad Project Backup File Autodesk
.fan
Form•Z Animation File AutoDesSys
.fcd
FastCAD DOS Drawing Evolution Computing
.fcstd
FreeCAD Document FreeCAD
.fcw
FastCAD Windows Drawing Evolution Computing
.flx
FelixCAD Drawing Graebert
.fmz
Form•Z Project File AutoDesSys
.fnc
QuickCAM 3D CNC File Denford
.fpd
Front Panel Designer Project Front Panel Express
.fpp
Front Panel Project Front Panel Express
.fz
Fritzing Project File Fritzing
.fzp
Fritzing Part File Fritzing
.fzz
Fritzing Shareable Project File Fritzing
.g
BRL-CAD Geometry File BRL-CAD
.g3d
GOM 3D File GOM
.gbx
Gerber PCB File N/A
.gcd
Generic CADD Drawing File General CADD Products
.gds
Graphic Data System File Cadence Design Systems
.ginspect_prj
GOM Inspect Project File GOM
.gsm
Graphic Description Language File N/A
.gxc
General CADD Pro Component General CADD Products
.gxd
General CADD Pro Drawing General CADD Products
.gxh
General CADD Pro Hatch Pattern File General CADD Products
.gxm
General CADD Pro Macro File General CADD Products
.hcp
HydroCAD Project File HydroCAD Software Solutions
.hsc
Aspen HYSYS Simulation File Aspen Technology
.hsf
HOOPS Stream Format File Tech Soft 3D
.hus
Husqvarna Embroidery File Viking
.iam
Inventor Assembly File Autodesk
.iba
Lectra Clothing Design Pieces File Lectra
.ic3d
IC3D Scene File IronCAD
.icd
IronCAD 3D Drawing File IronCAD
.ics
IronCAD 3D Drawing File IronCAD
.ide
Inventor iFeature File Autodesk
.idv
Inventor Design View File Autodesk
.idw
Inventor Drawing Autodesk
.if
Procedimientos-Uno IFWin Project File Procedimientos-Uno
.ifcxml
Industry Foundation Classes XML File N/A
.ifczip
Compessed IFC File N/A
.igs
IGES Drawing File N/A
.ipf
iMPACT Project File Xilinx
.ipj
Inventor Project File Autodesk
.ipn
Inventor Presentation File Autodesk
.ipt
Inventor Part File Autodesk
.ise
Xilinx ISE Project Xilinx
.iso
Arbortext IsoDraw Document PTC
.isoz
Compressed Arbortext IsoDraw Illustration PTC
.jam
Jam STAPL File Altera
.jbc
Jam STAPL Byte-Code File Altera
.job
MetaCAM Nest Job File Metamation
.jt
JT Open CAD File N/A
.jvsg
Video Surveillance Project JVSG
.kit
20-20 Design File 20-20 Technologies
.lcf
ArchiCAD Library Container File Graphisoft
.ldr
LDraw Model File LDraw.org
.ldt
Eulumdat Formatted Luminaire Data File DIAL
.li3d
Live Interior 3D Document BeLight Software
.lin
AutoCAD Linetype File Autodesk
.lizd
Live Interior 3D Compressed Document BeLight Software
.lyc
bestIMAGE Compressed Design File Stork Prints
.lyr
bestIMAGE Design File Stork Prints Austria (spgprints)
.mc9
Mastercam 9 Geometry File CNC
.mcd
MiniCAD Design File Nemetschek
.mcx
MICRO CADAM-X/6000 Model Data File CNC Software
.mdl
Lectra Modaris Clothing Design File Lectra
.mhs
Xilinx XPS Hardware Specification File N/A
.min
Okuma CNC Program File Okuma
.model
CATIA 3D Model FIle Dassault Systemes
.mp10
Multisim 10 Project File National Instruments
.mp11
Multisim 11 Project File National Instruments
.mp7
Multisim 7 Project File National Instruments
.mp9
Multisim 9 Project File National Instruments
.ms11
Multisim 11 Circuit Design File National Instruments
.ms7
Multisim 7 Circuit Design File National Instruments
.ms9
Multisim 9 Circuit Design File National Instruments
.mvs
Microchip Verification Specification File Xilinx
.nc
Mastercam Numerical Control File CNC Software
.neu
Pro/ENGINEER Neutral File Parametric Technology
.ngc
Xilinx Generated Netlist File Xilinx
.ngd
Xilinx Netlist File Xilinx
.npl
Xilinx ISE 5-6 Project File Xilinx
.nwc
Navisworks Cache File Autodesk
.nwd
Navisworks Document Autodesk
.nwf
Navisworks File Set Autodesk
.olb
OrCAD Symbol Library File Cadence Design Systems
.opj
OrCAD Project File Cadence Design Systems
.opt
Opterecenja File Zeljko Finzgar
.pat
AutoCAD Hatch Pattern File Autodesk
.pc6
PowerCADD 6 Drawing File Engineered Software
.pc7
PowerCADD 7 Drawing File Engineered Software
.pcs
Pfaff Embroidery File Pfaff
.pho
Gerber Photoplot File Ucamco
.pipd
PIPE-FLO Demo Project File Engineered Software
.pipe
PIPE-FLO Project File Engineered Software
.pla
ArchiCAD Project Archive Graphisoft
.pln
ArchiCAD Project File GRAPHISOFT
.pm3
Crouzet Logic Software M3 File Crouzet
.prg
PC-DMIS Part Program File Hexagon Metrology
.pro
KiCad Project KiCad
.prt
Pro/ENGINEER Part File Parametric Technology
.psf
AutoCAD PostScript Patterns File Autodesk
.psm
Solid Edge Sheet Metal File Siemens
.pss
AutoCAD Plot Stamp Settings File Autodesk
.psu
PSU Designer Document Duncan Amplification
.psv
Pipe System Viewer File Engineered Software
.pwd
Solid Edge Weldment Document Siemens PLM Software
.pwt
AutoCAD Publish To Web Template Autodesk
.qpm
Quick Pallet Maker Input Data Koona Software
.rcd
LEGO MINDSTORMS Recording File LEGO
.rdf
Relux Project File Relux
.red
CADViewer Redline Markup File Tailor Made Software
.rig
vRigger Design File Iterum
.rml
Redline Markup Language File Autodesk
.rra
vRigger Rigging Gear File Iterum
.rs
RapidSketch Document Utilant
.rsm
RouterSim Network Visualizer File RouterSim
.rtd
Robot Structural Analysis Design File Autodesk
.sab
ACIS SAB Model File Spatial
.sat
ACIS SAT 3D Model File Spatial
.sbp
OpenSBP CNC Program File OpenSBP Group
.scad
OpenSCAD Script OpenSCAD
.sch
KiCad Schematic File KiCad
.sdg
Strater Project File Golden Software
.sew
Home Embroidery Format N/A
.shx
AutoCAD Compiled Shape File Autodesk
.skf
AutoSketch Drawing Autodesk
.sldasm
SolidWorks Assembly File Dassault Systemes
.slddrw
SolidWorks Drawing File Dassault Systemes
.sldprt
SolidWorks Part File Dassault Systemes
.spt
SpeedTree Tree Data File Interactive Data Visualization
.stl
Stereolithography File N/A
.svd
SolidView Design File Solid Concepts
.t3001
TARGET 3001! Circuit Design Project File TARGET 3001!
.tak
TAK 2000 Thermal Model File K&K Associates
.tbp
Tekla BIMsight Project Tekla
.tc2
TurboCAD 2D Mac Drawing IMSI
.tc3
TurboCAD 2D/3D Mac Drawing IMSI
.tcd
Technobox CAD Drawing Technobox
.tcm
TurboCAD Mac Drawing IMSI
.tct
TurboCAD Drawing Template IMSI/Design
.tcw
TurboCAD Drawing File IMSI/Design
.tcx
TurboCAD 3D Model Text File IMSI/Design
.top
TopSolid Design Document Missler Software
.topprj
TopSolid Project File Missler Software
.tsc
TINA Design File DesignSoft
.tsf
Strater Template File Golden Software
.unt
AutoCAD Unit Definition File Autodesk
.upf
Unified Power Format File IEEE
.vnd
Type3 Design File Vision Numeric
.vtf
3DESIGN CAD File Vision Numeric
.vwx
Vectorworks Design File Nemetschek
.wdp
AutoCAD Electrical Project File Autodesk
.xise
Xilinx ISE Project File Xilinx
.xv3
Lattice XVL Geometry File Lattice Technology
.x_b
Parasolid Model Part File Siemens PLM Software
.x_t
Parasolid Model Part File Siemens PLM Software