| .FAC | Newera Software Technology, Inc. | Fişiere de imagini rastru | FACE Graphic File | Graphics Converter Pro | Newera Software Technology, Inc. |
| .FACE | Newera Software Technology, Inc. | Fişiere de imagini rastru | FACE Graphic File | Graphics Converter Pro | Newera Software Technology, Inc. |
| .FAX | Interscape | Fişiere de imagini rastru | Now Contact Fax Template | Now Up-to-Date (Now Contact) | Now Software |
| .FBM | Michael Loren "Fuzzy" Mauldin | Fişiere de imagini rastru | Fuzzy Bitmap Image | Graphics Converter Pro | Newera Software Technology, Inc. |
| .FI | Microsoft Corporation | Fişiere de imagini rastru | Fortran Interface Data | Fortran | IBM |
| .FIL | dBase, LLC | Fişiere de imagini rastru | Files List Object File | dBase | dBase, LLC |
| .FITS | Open Source | Fişiere de imagini rastru | Flexible Image Transport System File | GIMP | The GIMP Development Team |
| .FLI | Autodesk, Inc. | Fişiere de imagini rastru | FLIC Animation | Apple QuickTime Player | Apple |
| .FMJ | Luxand | Fişiere de imagini rastru | FaceMorpher Project File | FaceMorpher | Luxand |
| .FP2 | Piotr Fusik | Fişiere de imagini rastru | Funpaint Picture Image | Recoil | Piotr Fusik |
| .FPG | The Game Creators | Fişiere de imagini rastru | FPS Creator Game Project File | FBS Creator | The Game Creators |
| .FPPX | Microsoft Corporation | Fişiere de imagini rastru | Microsoft Fresh Paint Painting File | Microsoft Fresh Paint | Microsoft Corporation |
| .FPX | Kodak | Fişiere de imagini rastru | FlashPix Bitmap Image File | Kodak EasyShare | Kodak |
| .FRM | Oracle Corporation | Fişiere de imagini rastru | MySQL Database Format File | MySQL | Oracle Corporation |
| .FSY | XnSoft | Fişiere de imagini rastru | PhotoFantasy Image | PhotoFantasy | ArcSoft |
| .FUN | 3D Systems | Fişiere de imagini rastru | Cubify Invention File | Cubify Invent | 3D Systems |
| .FWA | Piotr Fusik | Fişiere de imagini rastru | Fun With Art Picture Image | Recoil | Piotr Fusik |
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