| .AI | Adobe Systems Incorporated | File con immagini vettoriali | Adobe Illustrator File | GIMP | The GIMP Development Team |
| .APM | Adobe Systems Incorporated | File con immagini raster | Aldus Placeable Metafile Image | GIMP | The GIMP Development Team |
| .CR2 | Canon Inc. | File Videocamera non elaborati | Canon Digital Camera Raw Image File | GIMP | The GIMP Development Team |
| .DCM | National Electrical Manufacturers Association (NEMA) | File con immagini raster | DICOM Image File Format | GIMP | The GIMP Development Team |
| .DDS | Microsoft Corporation | File con immagini raster | DirectDraw Surface | GIMP | The GIMP Development Team |
| .DGT | Interscape | File di dati | Digital Gallery File | GIMP | The GIMP Development Team |
| .DIB | The GIMP Development Team | File con immagini raster | Device Independent Bitmap File | GIMP | The GIMP Development Team |
| .DIC | National Electrical Manufacturers Association (NEMA) | File con immagini raster | DICOM Image File | GIMP | The GIMP Development Team |
| .DICOM | National Electrical Manufacturers Association (NEMA) | File con immagini raster | DICOM Image File | GIMP | The GIMP Development Team |
| .FITS | Open Source | File con immagini raster | Flexible Image Transport System File | GIMP | The GIMP Development Team |
| .G3 | International Telegraph and Telephone Consultative Committee (CCITT) | File con immagini raster | CCITT Group 3 Fax Image | GIMP | The GIMP Development Team |
| .GBR | Gerber Technology | File di dati | Gerber Format File | GIMP | The GIMP Development Team |
| .GIF | The GIMP Development Team | File con immagini raster | Graphical Interchange Format File | GIMP | The GIMP Development Team |
| .GIH | Gimpel Software | File con immagini raster | GIMP Image Hose File | GIMP | The GIMP Development Team |
| .ICO | The GIMP Development Team | File di sistema | Icon File | GIMP | The GIMP Development Team |
| .ICON | The GIMP Development Team | File con immagini raster | Icon Image File | GIMP | The GIMP Development Team |
| .IM1 | Sun Microsystems | File con immagini raster | Sun Raster Image File | GIMP | The GIMP Development Team |
| .IM8 | Sun Microsystems | File con immagini raster | Sun Raster Graphic File | GIMP | The GIMP Development Team |
| .JFI | Joint Photographic Experts Group | File con immagini raster | JPEG File Interchange Image | GIMP | The GIMP Development Team |
| .JIF | Joint Photographic Experts Group | File con immagini raster | JPEG Image | GIMP | The GIMP Development Team |
| .JPEG | Joint Photographic Experts Group | File con immagini raster | JPEG Image | GIMP | The GIMP Development Team |
| .JPG | Joint Photographic Experts Group | File con immagini raster | JPEG Image | GIMP | The GIMP Development Team |
| .ORA | Unknown Developer | File con immagini raster | OpenRaster Image File | GIMP | The GIMP Development Team |
| .PAT | Autodesk, Inc. | File di CAD | AutoCAD Hatch Pattern File | GIMP | The GIMP Development Team |
| .PCX | ZSoft Corporation | File con immagini raster | Paintbrush Bitmap Image File | GIMP | The GIMP Development Team |
| .PEF | Pentax | File Videocamera non elaborati | Pentax Digital Camera Raw Image Format | GIMP | The GIMP Development Team |
| .PGM | Jef Poskanzer | File con immagini raster | Portable Gray Map Image | GIMP | The GIMP Development Team |
| .PJP | Joint Photographic Experts Group | File con immagini raster | JPEG Image | GIMP | The GIMP Development Team |
| .PNG | The Pixelmator Team | File con immagini raster | Portable Network Graphics | GIMP | The GIMP Development Team |
| .PNM | XnSoft | File con immagini raster | Portable Any Map Image | GIMP | The GIMP Development Team |
| .PPM | The GIMP Development Team | File con immagini raster | Portable Pixmap Image File | GIMP | The GIMP Development Team |
| .PRP | IBM | File di dati | Rational Model Properties File | GIMP | The GIMP Development Team |
| .PSD | Adobe Systems Incorporated | File con immagini raster | Adobe Photoshop Document | GIMP | The GIMP Development Team |
| .QTK | Apple | File con immagini vettoriali | Apple QuickTake Picture | GIMP | The GIMP Development Team |
| .RAS | Remedy Entertainment | File di giochi | Remedy Archive System File | GIMP | The GIMP Development Team |
| .RAW | Unknown Developer | File Videocamera non elaborati | Raw Image Data File | GIMP | The GIMP Development Team |
| .RGB | Silicon Graphics, Inc. | File con immagini raster | RGB Bitmap | GIMP | The GIMP Development Team |
| .RL8 | Microsoft Corporation | File grafici | Windows Bitmap Image | GIMP | The GIMP Development Team |
| .SCM | Gimpel Software | File con plugin | GIMP Script-Fu Script | GIMP | The GIMP Development Team |
| .SR | Sun Microsystems | File con immagini raster | Sun Raster Image File | GIMP | The GIMP Development Team |
| .SUN | Sun Microsystems | File con immagini raster | Sun Raster Graphic File | GIMP | The GIMP Development Team |
| .SVG | Nintendo | File di giochi | Saved Game File | GIMP | The GIMP Development Team |
| .TGA | Avid Technology | File con immagini raster | Targa Graphic | GIMP | The GIMP Development Team |
| .TIF | XnSoft | File con immagini raster | Tagged Image File Format | GIMP | The GIMP Development Team |
| .TIFF | XnSoft | File con immagini raster | Tagged Image File Format | GIMP | The GIMP Development Team |
| .TIM | Sierra Entertainment | File di giochi | The Incredible Machine Level | GIMP | The GIMP Development Team |
| .TUB | Corel | File con immagini raster | PaintShop Pro Picture Tube | GIMP | The GIMP Development Team |
| .WMF | Microsoft Corporation | File con immagini vettoriali | Windows Metafile | GIMP | The GIMP Development Team |
| .X-PNG | The Pixelmator Team | File con immagini raster | Portable Network Graphics | GIMP | The GIMP Development Team |
| .XBM | Unknown Developer | File con immagini raster | X11 Bitmap Graphic | GIMP | The GIMP Development Team |
| .XCF | Gimpel Software | File con immagini raster | GIMP Image File | GIMP | The GIMP Development Team |
| .XPM | XnSoft | File con immagini raster | X11 Pixmap Graphic | GIMP | The GIMP Development Team |
| .XWD | Pierre-Emmanuel Gougelet | File con immagini raster | X Windows Dump Image | GIMP | The GIMP Development Team |
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