| .ACB | Adobe Systems Incorporated | Asetustiedostot | Adobe Photoshop Color Book File | Autodesk AutoCAD | Autodesk, Inc. |
| .AHP | Autodesk, Inc. | Datatiedostot | AutoCAD Help Data | Autodesk AutoCAD | Autodesk, Inc. |
| .APJ | The FreeBSD Community | Datatiedostot | FreeBSD File | Autodesk AutoCAD | Autodesk, Inc. |
| .ARG | Autodesk, Inc. | Asetustiedostot | AutoCAD Profile | Autodesk AutoCAD | Autodesk, Inc. |
| .ARX | Autodesk, Inc. | Laajennustiedostot | AutoCAD Runtime Extension File | Autodesk AutoCAD | Autodesk, Inc. |
| .ATC | Autodesk, Inc. | Asetustiedostot | AutoCAD Tool Catalog File | Autodesk AutoCAD | Autodesk, Inc. |
| .AXD | Microsoft Corporation | Web-tiedostot | ASP.NET Web Handler File | Autodesk AutoCAD | Autodesk, Inc. |
| .BPL | Autodesk, Inc. | Harvinaiset Tiedostot | AutoCAD Batch Plot File | Autodesk AutoCAD | Autodesk, Inc. |
| .CDC | Autodesk, Inc. | Rasterikuvatiedostot | AutoCAD DesignCenter Preview Cache File | Autodesk AutoCAD | Autodesk, Inc. |
| .CLT | Clarity Legal | Sivun asettelutiedostot | Clarity Legal Transcript File | Autodesk AutoCAD | Autodesk, Inc. |
| .COL | Open Source | Datatiedostot | Bibexcel File | Autodesk AutoCAD | Autodesk, Inc. |
| .CTB | Autodesk, Inc. | Asetustiedostot | AutoCAD Color-Based Plot Style File | Autodesk AutoCAD | Autodesk, Inc. |
| .CUS | Autodesk, Inc. | Asetustiedostot | AutoCAD Custom Dictionary File | Autodesk AutoCAD | Autodesk, Inc. |
| .DAB | Epigon Media Technologies | Äänitiedostot | Digital Audio Broadcasting Audio Data | Autodesk AutoCAD | Autodesk, Inc. |
| .DCT | Microsoft Corporation | Datatiedostot | Dictionary File | Autodesk AutoCAD | Autodesk, Inc. |
| .DFS | Open Source | 3D-kuvatiedostot | BrainSuite Surface File | Autodesk AutoCAD | Autodesk, Inc. |
| .DSD | Autodesk, Inc. | Asetustiedostot | AutoCAD Drawing Set Description File | Autodesk AutoCAD | Autodesk, Inc. |
| .DVP | Autodesk, Inc. | Asetustiedostot | AutoCAD Device Parameter File Format | Autodesk AutoCAD | Autodesk, Inc. |
| .DWFX | Autodesk, Inc. | CAD-tiedostot | Design Web Format XPS File | Autodesk AutoCAD | Autodesk, Inc. |
| .DWS | Autodesk, Inc. | CAD-tiedostot | AutoCAD Drawing Standards File | Autodesk AutoCAD | Autodesk, Inc. |
| .DWZ | Corel | Datatiedostot | DVD MovieFactory Project File | Autodesk AutoCAD | Autodesk, Inc. |
| .DXB | Autodesk, Inc. | Vektorikuvatiedostot | Drawing Exchange Binary | Autodesk AutoCAD | Autodesk, Inc. |
| .DXE | Autodesk, Inc. | CAD-tiedostot | AutoCAD Data Extraction Template | Autodesk AutoCAD | Autodesk, Inc. |
| .DXX | Autodesk, Inc. | CAD-tiedostot | AutoCAD Drawing Interchange Attribute File | Autodesk AutoCAD | Autodesk, Inc. |
| .ERR | Microsoft Corporation | Tekstitiedostot | Error Log File | Autodesk AutoCAD | Autodesk, Inc. |
| .FAS | Autodesk, Inc. | Suoritettavat tiedostot | Compiled Fast-Load AutoLISP File | Autodesk AutoCAD | Autodesk, Inc. |
| .FDC | Autodesk, Inc. | Asetustiedostot | AutoCAD Field Catalog File | Autodesk AutoCAD | Autodesk, Inc. |
| .FMP | Dreamingsoft | Web-tiedostot | 123 Flash Menu Project | Autodesk AutoCAD | Autodesk, Inc. |
| .HDI | Open Source | Levyn kuvatiedostot | Hard Disk Image | Autodesk AutoCAD | Autodesk, Inc. |
| .HDX | Autodesk, Inc. | Harvinaiset Tiedostot | Delphi MultiHelp Index File | Autodesk AutoCAD | Autodesk, Inc. |
| .HIF | Quicken | Datatiedostot | Quicken Online File | Autodesk AutoCAD | Autodesk, Inc. |
| .HLD | Autodesk, Inc. | Tietokantatiedostot | Structural Desktop | Autodesk AutoCAD | Autodesk, Inc. |
| .IFC | buildingSMART | 3D-kuvatiedostot | Industry Foundation Classes File | Autodesk AutoCAD | Autodesk, Inc. |
| .KIF | Autodesk, Inc. | Datatiedostot | AutoCAD Key Index File Format | Autodesk AutoCAD | Autodesk, Inc. |
| .LIN | Autodesk, Inc. | CAD-tiedostot | AutoCAD Linetype File | Autodesk AutoCAD | Autodesk, Inc. |
| .MLN | Autodesk, Inc. | Datatiedostot | AutoCAD Multiline Definition Data File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNC | Autodesk, Inc. | Koodatut tiedostot | AutoCAD Compiled Menu File | Autodesk AutoCAD | Autodesk, Inc. |
| .MND | Autodesk, Inc. | Sovelluskehittäjän tiedostot | AutoCAD Menu Compiler File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNL | Autodesk, Inc. | Harvinaiset Tiedostot | AutoCAD Menu LISP File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNR | Autodesk, Inc. | Rasterikuvatiedostot | AutoCAD Menu Resource File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNS | Autodesk, Inc. | Asetustiedostot | AutoCAD Interface Settings File | Autodesk AutoCAD | Autodesk, Inc. |
| .MNX | Autodesk, Inc. | Koodatut tiedostot | AutoCAD Compiled Menu File | Autodesk AutoCAD | Autodesk, Inc. |
| .MPR | Open Source | Datatiedostot | Bibexcel Data | Autodesk AutoCAD | Autodesk, Inc. |
| .MVI | Autodesk, Inc. | Harvinaiset Tiedostot | Autodesk AutoCAD Movie Command File | Autodesk AutoCAD | Autodesk, Inc. |
| .PAT | Autodesk, Inc. | CAD-tiedostot | AutoCAD Hatch Pattern File | Autodesk AutoCAD | Autodesk, Inc. |
| .PC2 | Autodesk, Inc. | Asetustiedostot | AutoCAD Plotter Configuration File | Autodesk AutoCAD | Autodesk, Inc. |
| .PC3 | Autodesk, Inc. | Asetustiedostot | AutoCAD Plotter Configuration File | Autodesk AutoCAD | Autodesk, Inc. |
| .PCP | Microsoft Corporation | Sovelluskehittäjän tiedostot | Windows Installer Patch Creation Properties File | Autodesk AutoCAD | Autodesk, Inc. |
| .PMP | Autodesk, Inc. | Asetustiedostot | AutoCAD Plot Model Parameter File | Autodesk AutoCAD | Autodesk, Inc. |
| .PSF | Adobe Systems Incorporated | Asetustiedostot | Photoshop Proof Settings File | Autodesk AutoCAD | Autodesk, Inc. |
| .PSS | Autodesk, Inc. | CAD-tiedostot | AutoCAD Plot Stamp Settings File | Autodesk AutoCAD | Autodesk, Inc. |
| .PTW | Autodesk, Inc. | Web-tiedostot | AutoCAD Publish To Web File | Autodesk AutoCAD | Autodesk, Inc. |
| .PWT | Autodesk, Inc. | CAD-tiedostot | AutoCAD Publish To Web Template | Autodesk AutoCAD | Autodesk, Inc. |
| .RND | Symantec Corporation | Harvinaiset Tiedostot | PGP Random Seed File | Autodesk AutoCAD | Autodesk, Inc. |
| .RPF | Rockstar Games | Pelitiedostot | Grand Theft Auto Data File | Autodesk AutoCAD | Autodesk, Inc. |
| .SHP | Autodesk, Inc. | 3D-kuvatiedostot | AutoCAD Shape File | Autodesk AutoCAD | Autodesk, Inc. |
| .SLB | Autodesk, Inc. | Harvinaiset Tiedostot | AutoCAD Slide Library | Autodesk AutoCAD | Autodesk, Inc. |
| .SLD | ESRI (Environmental Systems Research Institute) | GIS-tiedostot | Styled Layer Descriptor | Autodesk AutoCAD | Autodesk, Inc. |
| .SLG | Dionex Corporation | Datatiedostot | Chromeleon Audit Trail Data | Autodesk AutoCAD | Autodesk, Inc. |
| .SSC | Microsoft Corporation | Sovelluskehittäjän tiedostot | SourceSafe Status File | Autodesk AutoCAD | Autodesk, Inc. |
| .STB | Autodesk, Inc. | Asetustiedostot | AutoCAD Plot Style Table File | Autodesk AutoCAD | Autodesk, Inc. |
| .SV$ | Autodesk, Inc. | Varmuuskopiointitiedostot | AutoCAD Automated Backup File | Autodesk AutoCAD | Autodesk, Inc. |
| .TDF | DVD Copy | Asetustiedostot | Title Definition Format File | Autodesk AutoCAD | Autodesk, Inc. |
| .UNT | Autodesk, Inc. | Datatiedostot | AutoCAD Unit Definition Data File | Autodesk AutoCAD | Autodesk, Inc. |
| .VRT | Superscape | Web-tiedostot | Virtual World | Autodesk AutoCAD | Autodesk, Inc. |
| .XLG | Autodesk, Inc. | Datatiedostot | AutoCAD External Reference Log | Autodesk AutoCAD | Autodesk, Inc. |
| .XMS | Alexander Gross | Asetustiedostot | Music Studio Project | Autodesk AutoCAD | Autodesk, Inc. |
| .XMX | Autodesk, Inc. | Datatiedostot | AutoCAD External Message Compiled Data | Autodesk AutoCAD | Autodesk, Inc. |