| .ADP | Microsoft Corporation | Tietokantatiedostot | Access Project Extension | Planit Alphacam | Planit Solutions, Inc. |
| .AEB | Vero Software | 3D-kuvatiedostot | Alphacam Wire EDM VB Macro File | Planit Alphacam | Planit Solutions, Inc. |
| .AED | Planit Solutions, Inc. | CAD-tiedostot | Alphacam Wire EDM Drawing | Planit Alphacam | Planit Solutions, Inc. |
| .AEM | Planit Solutions, Inc. | Sovelluskehittäjän tiedostot | Alphacam Wire EDM Parameter Macro | Planit Alphacam | Planit Solutions, Inc. |
| .AFB | Planit Solutions, Inc. | Harvinaiset Tiedostot | Alphacam Flame VB Macro File | Planit Alphacam | Planit Solutions, Inc. |
| .AFD | Planit Solutions, Inc. | CAD-tiedostot | Alphacam Flame Drawing | Planit Alphacam | Planit Solutions, Inc. |
| .AFP | Garmin | GIS-tiedostot | XMap Flight Plan Statistic File | Planit Alphacam | Planit Solutions, Inc. |
| .AJD | Planit Solutions, Inc. | Graafiset Tiedostot | Alphacam Water Jet Drawing File | Planit Alphacam | Planit Solutions, Inc. |
| .AJM | Planit Solutions, Inc. | Sovelluskehittäjän tiedostot | Alphacam Water Jet Parameter Macro | Planit Alphacam | Planit Solutions, Inc. |
| .AMB | Bolide Software | Tietokantatiedostot | All My Books Database File | Planit Alphacam | Planit Solutions, Inc. |
| .AMD | Planit Solutions, Inc. | CAD-tiedostot | Alphacam 3D Mill/2D Mill Drawing | Planit Alphacam | Planit Solutions, Inc. |
| .AMT | Planit Solutions, Inc. | CAD-tiedostot | Alphacam 3D Mill, 2D Mill Tool | Planit Alphacam | Planit Solutions, Inc. |
| .ANL | Planit Solutions, Inc. | CAD-tiedostot | Alphacam Nest List | Planit Alphacam | Planit Solutions, Inc. |
| .APB | Planit Solutions, Inc. | Sovelluskehittäjän tiedostot | Alphacam Punch VB Macro | Planit Alphacam | Planit Solutions, Inc. |
| .APM | Adobe Systems Incorporated | Rasterikuvatiedostot | Aldus Placeable Metafile Image | Planit Alphacam | Planit Solutions, Inc. |
| .APP | Nokia | Suoritettavat tiedostot | Symbian OS Application | Planit Alphacam | Planit Solutions, Inc. |
| .ARD | Esko | CAD-tiedostot | ArtiosCAD Workspace File | Planit Alphacam | Planit Solutions, Inc. |
| .ART | Autodesk, Inc. | CAD-tiedostot | ArtCAM Model | Planit Alphacam | Planit Solutions, Inc. |
| .ASB | Planit Solutions, Inc. | Suoritettavat tiedostot | Alphacam Stone VB Macro File | Planit Alphacam | Planit Solutions, Inc. |
| .ASP | Microsoft Corporation | Web-tiedostot | Active Server Page | Planit Alphacam | Planit Solutions, Inc. |
| .ATB | AnetSoft | Harvinaiset Tiedostot | AnetHelp Tools File | Planit Alphacam | Planit Solutions, Inc. |
| .ATD | Planit Solutions, Inc. | CAD-tiedostot | Alphacam Lathe Drawing | Planit Alphacam | Planit Solutions, Inc. |
| .ATH | Dell Boomi | Asetustiedostot | Alienware AlienFX Theme File | Planit Alphacam | Planit Solutions, Inc. |
| .ATP | Planit Solutions, Inc. | CAD-tiedostot | Alphacam Lathe Post File | Planit Alphacam | Planit Solutions, Inc. |
| .ATT | Unknown Developer | Web-tiedostot | Web Form Post Data File | Planit Alphacam | Planit Solutions, Inc. |
| .AUF | Planit Solutions, Inc. | Fonttitiedostot | Alphacam User Font | Planit Alphacam | Planit Solutions, Inc. |
| .CTX | Microsoft Corporation | Sovelluskehittäjän tiedostot | Visual Basic Control Binary File | Planit Alphacam | Planit Solutions, Inc. |
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