| .P3L | Adobe Systems Incorporated | Αρχεία δεδομένων | Adobe Photoshop Light Preset File | Adobe Photoshop | Adobe Systems Incorporated |
| .PAM | Open Source | Αρχεία εικόνων Raster | Portable Arbitrary Map | Adobe Photoshop | Adobe Systems Incorporated |
| .PAT | Autodesk, Inc. | Αρχεία CAD | AutoCAD Hatch Pattern File | Adobe Photoshop | Adobe Systems Incorporated |
| .PCD | PokéCheats | Αρχεία παιχνιδιού | Pokémon Wonder Card File | Adobe Photoshop | Adobe Systems Incorporated |
| .PCX | ZSoft Corporation | Αρχεία εικόνων Raster | Paintbrush Bitmap Image File | Adobe Photoshop | Adobe Systems Incorporated |
| .PGM | Jef Poskanzer | Αρχεία εικόνων Raster | Portable Gray Map Image | Adobe Photoshop | Adobe Systems Incorporated |
| .PIP | Microsoft Corporation | Αρχεία Ρυθμίσεων | Office Personalized Settings File | Adobe Photoshop | Adobe Systems Incorporated |
| .PJP | Joint Photographic Experts Group | Αρχεία εικόνων Raster | JPEG Image | Adobe Photoshop | Adobe Systems Incorporated |
| .PJPEG | Microsoft Corporation | Αρχεία εικόνων Raster | Progressive JPEG Image | Adobe Photoshop | Adobe Systems Incorporated |
| .PLUGIN | Adobe Systems Incorporated | Αρχεία Πρόσθετων | Adobe Photoshop Plugin | Adobe Photoshop | Adobe Systems Incorporated |
| .PPM | The GIMP Development Team | Αρχεία εικόνων Raster | Portable Pixmap Image File | Adobe Photoshop | Adobe Systems Incorporated |
| .PSB | Adobe Systems Incorporated | Αρχεία εικόνων Raster | Adobe PhotoShop Big File | Adobe Photoshop | Adobe Systems Incorporated |
| .PSD | Adobe Systems Incorporated | Αρχεία εικόνων Raster | Adobe Photoshop Document | Adobe Photoshop | Adobe Systems Incorporated |
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