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3D & CAD

139 extensions

dwg

.dwg

AutoCAD Drawing Database File

aat

.aat

AutoCAD Drawing

obj

.obj

Wavefront OBJ File

stl

.stl

Stereolithography File

3dsx

.3dsx

3DS Max Scene

3mf

.3mf

3D Manufacturing Format

acad

.acad

AutoCAD Drawing File

adsk

.adsk

Autodesk Drawing

atz3

.atz3

Autodesk 3ds Max File

3ds

.3ds

3D Studio

3dx

.3dx

3D-Studio File

555

.555

Autodesk 3ds Max Scene

aec

.aec

Autodesk Exchange File

ahd

.ahd

AutoCAD Drawing

aid

.aid

AutoCAD Drawing

amc

.amc

Autodesk Maya Cache File

avatar

.avatar

VRoid Avatar File

babylon

.babylon

Babylon.js Scene Format

123d

.123d

Autodesk 123D Design File

13t

.13t

ThreeD Graphics Data

221

.221

Pro/ENGINEER/Creo Parametric Part File

3

.3

3D Objects (e.g., using .3DS)

3d

.3d

3D Graphics File

3d4

.3d4

Rhino 3D Scene

3da

.3da

3D Studio AutoDesk File

3db

.3db

3D Database File

3de

.3de

Autodesk 3D Design File

3dl

.3dl

3D Layer File

3dm

.3dm

3D Manufacturing Format

3dmk

.3dmk

Rhinoceros 3D Model (Marked)

3don

.3don

3D Object Node

3dp

.3dp

3D Document

3dt

.3dt

3D Text File

3dxml

.3dxml

3D XML

3fx

.3fx

3DEXPERIENCE Format

4dr

.4dr

AutoCAD Drawing File

5xe

.5xe

Autodesk 3ds Max Scene Element

aba

.aba

Autodesk Bach File

adh

.adh

Autodesk Drawing

adpp

.adpp

Adobe Dimension Project

adt

.adt

Autodesk CAD Drawing

afg

.afg

Autodesk FBX Geometry Cache

afw

.afw

AutoCAD Drawing

am7

.am7

Autodesk Maya Scene (Version 7)

amodel

.amodel

Autodesk Maya Binary Animation

apnx

.apnx

Apple ARKit Asset Package

artproj

.artproj

Artlantis Project File

ascm

.ascm

Adobe Scene Cache Metafile

ate

.ate

Artlantis Render File

atl

.atl

Autodesk Alias file

atmn

.atmn

Autodesk Material

aug

.aug

Augmented Reality Scene File

avx

.avx

Autodesk Animation Extension

awd

.awd

Autodesk Alias Wireframe

awx

.awx

Autodesk Civil 3D Drawing

b3d

.b3d

Blitz3D 3D Model

baf

.baf

Blender Animation File

122

.122

Autodesk 3D Studio 3D World (3D Studio DOS)

123dx

.123dx

123D Design Project

340

.340

Generic 3D Model File

386

.386

TrueVision3D 3D Model

3b

.3b

3B 3D Model

3d0

.3d0

3D Object File

3dc

.3dc

3D Capture File

3dd

.3dd

3D Document

3df

.3df

3D File Format

3dfbat

.3dfbat

3D-FA-BAT

3dg

.3dg

3D Game Studio Model

3di

.3di

3D Image File

3dk

.3dk

3DKit File

3dmbak

.3dmbak

3D Model Backup File

3dmdef

.3dmdef

3DDef Engine Definition File

3dmf

.3dmf

3D Metafile

3dmlw

.3dmlw

3DML (3D Markup Language) - Lightweight Version

3doku

.3doku

3Doku File

3dr

.3dr

3D Radiosity Object

3dv

.3dv

3D Viewer File

3dw

.3dw

3D Warehouse File

3dxmj

.3dxmj

3DXML

3dz

.3dz

3DZephyr File

3gm

.3gm

3D Game Model

3me

.3me

3D Metafile Exchange

3mm

.3mm

3D Manufacturing Format

3pr

.3pr

3D Printer File

3tf

.3tf

3D Text File

3th

.3th

3D Telescope File

3ws

.3ws

3D Wavefront Studio Scene

4ds

.4ds

3D Studio Scene File

4dv

.4dv

3D Viewer Document

4dx

.4dx

Autodesk Design Exchange

4ug

.4ug

Autodesk 3D Studio 4 Universal Graphics

5d

.5d

5D (potentially proprietary 3D model format)

5vw

.5vw

5D View Window

73i

.73i

Rend3D (formally RISC 3D) File

73p

.73p

3D Model File

9m1

.9m1

3D Model (likely proprietary)

a03

.a03

Amiga 3D Object File

a14

.a14

Autodesk Alias 14 Model File

a2w

.a2w

Autodesk 2D/3D World File

a31

.a31

AC3D Model File

a3d

.a3d

Anim8 3D Animation File

a3l

.a3l

AC3D Model File

a3s

.a3s

3D Scene ASCII

a3x

.a3x

A3X Format

a6l

.a6l

Alibre Design Accessory Library

aa3

.aa3

ArchLabs Linux 3D Model

ac3d

.ac3d

AC3D Model File

ad3e

.ad3e

Autodesk 3D Design File

ad_asm

.ad_asm

AutoCAD Drawing Assembly

adba

.adba

Autodesk Data Exchange File

adn

.adn

Adobe Node Graph

ados

.ados

ADAM/3D Object Scene

adsm

.adsm

Autodesk Design Model

agm

.agm

Acrobat 3D PDF

ahod

.ahod

Artisan House Object Data

akf

.akf

ACID Autocad KW File

ala

.ala

Autodesk Alias File

alb5

.alb5

Autodesk Alias Layer 5 File

ald3

.ald3

ALICE 3D Model

all

.all

Autodesk ALL

amf

.amf

Additive Manufacturing File Format

amt50

.amt50

Autodesk Maya Texture File

an

.an

3D Model Data (Anim8)

an8

.an8

Animation: Master 8 Scene

anat

.anat

Anatomy Data File

ar

.ar

Autodesk Robot File

architect

.architect

Autodesk SoftPlan Architecture Project File

arl

.arl

Autodesk Robot Structural Analysis Link File

arr

.arr

Armature Data File

ars

.ars

Autodesk Robot Structural Analysis File

as4a

.as4a

Autodesk Animation Scene

asvf

.asvf

ASVF (Advanced Scene Vector Format)

asz

.asz

Autodesk Scale

aui

.aui

Autodesk 3D Studio Unit

avsi

.avsi

Autodesk Visualization Simulation Interface

awbs

.awbs

Autodesk Woodwork Standard Block

awg

.awg

Autodesk Wireframe Geometry

b3p

.b3p

BigBase 3D Project File

bafl

.bafl

Blender Animation File