| fbp7 | FinalBuilder v7 Project |
| fbp8 | FinalBuilder v8 Project |
| fbproj | FlippingBook Photo Album Project |
| fbproject | Frosty Toolsuite Project |
| fbx8 | FinalBuilder v8 XML Project |
| fbz3 | FinalBuilder v3 Compressed Project |
| fbz4 | FinalBuilder v4 Compressed Project |
| fbz5 | FinalBuilder Compressed Project |
| fbz6 | FinalBuilder Compressed Project |
| FinalBuilder v6 Compressed Project |
| fbz7 | FinalBuilder v7 Compressed Project |
| fbz8 | FinalBuilder v8 Compressed Project |
| fcp | Final Cut Pro Project |
| FontCreator Project |
| fcpbundle | Final Cut Pro Project Bundle |
| fcpproject | Final Cut Pro X Project |
| fcproj | ABBYY FlexiCapture Project |
| fcproject | Final Cut Pro X Project |
| fcpx | Final Cut Pro X Project |
| fcpxml | Final Cut Pro X Project |
| fdp | FlashDevelop Project |
| FMOD Project |
| fdprj | FluidDraw Project |
| fep | Microsoft WEFT Project |
| ffd | ffDiaporama Project |
| ffproject | FaceFilter Project |
| fg | FaceGen Project |
| fgp | Flash Gallery Builder Project |
| fgx | Formula Graphics Project |
| fh* | Adobe Freehand MX Project |
| fhprj | FlipHTML5 Project |
| fire | CoffeeCup FireStarter Project |
| fl | Adobe Flash Project |
| flipanim | FlipAnim Project |
| flow3dproj | FLOW-3D Project |
| flp | Adobe Flash Project File |
| CorelFlow Flowchart Project |
| FL Studio Project |
| FlipAnim Project |
| flprj | MadCap Flare Project |
| flw | Fusion Flow Data |
| RealFlow Project |
| flyp | Mapwing Tour Project |
| fm | FieldMOVE Project |
| fmj | FaceMorpher Project |
| fmp | FantaMorph Project |
| fmpx | Flood Modeller Project |
| fmr | BrainVoyager QX Functional Project |
| fms | FotoMagico Slideshow |
| fmz | Form Z Project |
| fog | Fontographer Font Project |
| fp | FastPaste Project |
| fpdx | Utilius Fairplay Project |
| fpg | FPS Creator Game Project |
| fpj | CryENGINE Facial Editor Project |
| FARSITE Project |
| fpr | Audit Workbench Project |
| frg | Sound Forge Pro Project |
| frj | FreeForm-J Project |
| fsp | Flash Slideshow Builder Project |
| fspr | FMOD Studio Project |
| fsprj | Flashcard Studio Project |
| fspro | FMOD Studio Project |
| fsproj | CoffeeCup FireStarter Project |
| Visual F# Project |
| fspy | fSpy Project |
| fsr | String-O-Matic Project |
| ftd | FFTDesigner Project |
| ftvx | FLV Editor Project |
| fun | Koolmoves Project |
| fup | FairUse Wizard Project |
| fvm | Fast Video Maker Project |
| fvp | FactoryLink Project |
| fwc | SIMATIC WinCC Project |
| fws | Faro SCENE Laser Scanner Project |
| fwt | Faceware Analyzer Tracking Project |
| fwz | Simfatic Forms Project |
| fxcop | Microsoft FxCop Project |
| fxcproj | Nvidia FX Composer Project |
| fxp | Adobe Flex Project |
