| Extension | Information |
| F | Compressed Archive File |
| F | FORTRAN Source Code |
| F | Freeze Compressed File Archive |
| F | Newing-Hall Computer Engraving Software Graphic |
| F | Paradox File |
| F | Win32Forth Source Code |
| F&F | Netmino File |
| F00 | Kanji Font |
| F01 | Perfect Fax Document |
| F06 | DOS 6-pixel Screen Font |
| F07 | DOS 7-pixel Screen Font |
| F08 | DOS 8-pixel Screen Font |
| F09 | DOS 9-pixel Screen Font |
| F1 | 21st Century Mahjong |
| F10 | DOS 10-pixel Screen Font |
| F11 | DOS 11-pixel Screen Font |
| F12 | DOS 12-pixel Screen Font |
| F13 | DOS 13-pixel Screen Font |
| F14 | DOS 14-pixel Screen Font |
| F15 | DOS 15-pixel Screen Font |
| F16 | DOS 16-pixel Screen Font |
| F2 | Biosflash File |
| F2 | FLASH BIOS File |
| F2F | File to File |
| F2F | Byteworx FMEA2 Exported Data (Byteworx Inc.) |
| F2R | Farandoyle Linear Module Format |
| F3 | FLASH BIOS File |
| F32 | Raw 32-bit IEEE Floating Point Values |
| F33 | ANSYS Plot |
| F3R | Farandoyle Blocked Module Format |
| F6 | Fonts File |
| F64 | Raw 64-bit IEEE Floating Point Values |
| F7 | Fonts File |
| F77 | FORTRAN 77 Program |
| F8 | Fonts File |
| F90 | FORTRAN Program |
| F96 | Frecom FAX96 Document |
| FA | EROSION 3D Flow Accumulation |
| FA1 | FAS 132 System Data File (DATAIR Employee Benefit Systems, Inc.) |
| FA2 | FAS 132 System Custom Text File (DATAIR Employee Benefit Systems, Inc.) |
| FAC | Usenix FaceSaver Graphic |
| FACE | Usenix FaceServer Graphic |
| FACT | Electric Image 3D Image File (Electric image, Inc.) |
| FAD | Data File |
| FAD | Fast Atomic Density Evaluator File |
| FAM | FamicomS Nintendo Entertainment System Emulator ROM Image |
| FAM | Maxis File |
| FAM | Paradox TV |
| FAM | The Sims Family File (Electronic Arts (Maxis)) |
| FAP | FotoAngelo Project Settings (ACD Systems Ltd.) |
| FAQ | Frequently Asked Questions |
| FAQT | FAQTool XML Contents File (DTLink LLC) |
| FAR | Farandoyle Tracker Music Module |
| FAR | The Sims Archive File (Electronic Arts (Maxis)) |
| FAR | Visual eForms Designer Form File (Cerenade, Inc.) |
| FAS | 3D Fassade Plus Basic Module |
| FAS | AutoCAD Fast-load Auto LISP (Autodesk, Inc.) |
| FAS | Macsyma Compiled Program |
| FASTA | dnaLIMS Fasta Library (dnaTools) |
| FAT | Zinf Audio Player Theme File |
| FAU | Creator Simulator Collapsed Fault List (Tufts University) |
| FAV | Outlook Bar Shortcuts (Microsoft) |
| FAV | Technics Sx KN 6000 Keyboard Favorites File |
| FAX | Fax File |
| FAZ | DeskMate Generic Character Data (Oska Educational Systems Pty Limited) |
| FB | Backup |
| FB | Slim! Compressed Archive (Serge Voskoboynikov) |
| FB2 | HaaliReader eBook | FictionBook 2.0 (Mike Matsnev) |
| FB5 | FlowBiz Integrator File |
| FBC | FamilyTree Compressed Backup File |
| FBD | DART Pro 98 User-definied Complex Restoration Filters |
| FBD | F-22 Lightning Advanced Gravis Joystick Control File |
| FBD | Honeywell Control Builder File |
| FBD | Remedy Change Management Flashboard |
| FBD | The Quarterback Pro Coverage Worksheet |
| FBD | CADfix Geometry Database File (ASCII) (ITI TranscenData) |
| FBDZONES | FileBoss Drop Zones Information (The Utility Factory) |
| FBFILESET | FileBoss File Sets (The Utility Factory) |
| FBI | Total Annihilation Main Unit Definition File (Cavedog Entertainment) |
| FBK | FamilyTree Backup File |
| FBK | Navison Financials Backup |
| FBL | CADfix Log File (ITI TranscenData) |
| FBM | Fuzzy Bitmap |
| FBM | CADfix Geometry Database File (Binary) (ITI TranscenData) |
| FBN | ArcView Spatial Index File For Read-Only Datasets (ESRI) |
| FBOPTS | FileBoss Options (The Utility Factory) |
| FBR | FlashBack File (Blueberry Software) |
| FBS | File Burner Skin |
| FBS | FastBid Plan Sheet (Builders Exchange of Washington, Inc.) |
| FBWINS | FileBoss Saved Windowing Information (The Utility Factory) |
| FBX | 3D Data Exchange Format |
| FBX | ArcView Spatial Index File For Read-Only Datasets (ESRI) |
| FC | Harvard Graphics Dictionary (Harvard Graphics) |
| FC | Harvard Graphics Ver. 2.0 Spell Checking Dictionary (Harvard Graphics) |
| FC$ | Basic Realizer Disk1 L File |
| FC2 | Curious Labs Poser Face File |
| FCA | Omnis Web Client Form Cache (Raining Data) |
| FCB | FAAST Builder File |
| FCB | Forest Cover Attribute Processing File |
| FCC | Basic Realizer Careal Library File |
| FCC | SiteMinder Security Control File (Netegrity) |
| FCC | PEERNET File Conversion Center Conversion Job (PEERNET Inc.) |
| FCD | FastCAD/EasyCAD Output |
| FCD | Patton & Patton Flow Charting 3 File |
| FCD | Virtual CD-ROM |
| FCE | Need for Speed Car Shape (Electronic Arts, Inc.) |
| FCE | Need for Speed Render File |
| FCF | Quartus II FLEX Chain File (Altera Corporation) |
| FCF | HP-95LX Filer Configuration File |
| FCF | SHELXL93 File |
| FCG | FastCGI Script |
| FCG | Mystic Photo Format |
| FCGI | FastCGI Script |
| FCI | EROSION 3D Inflow Table |
| FCL | Cyber Audio Library Link File |
| FCM | FC-M Packer Song/Module |
| FCM | Fluke Networks CableManager File |
| FCM | Forward Compression Binary File Patch |
| FCM | Factory Commander Model Data File (Wright Williams & Kelly, Inc.) |
| FCP | FLAMES Checkpoint Restart File (Ternion Corporation) |
| FCS | Canon Zoom Browser EX File |
| FCS | CD Trustee File |
| FCS | c-tree Server/Plus Data File |
| FCS | Fantasy Football League Organizer File |
| FCS | Flow Cytometry Standard Format |
| FCS | RealProducer Pro Settings |
| FCS | Spectrum Server Log File |
| FCS | Virtual FlashCards Flash Card Set (Alai Productions) |
| FCS | Foobar2000 Columns UI Settings |
| FCT | Campaign Cartographer 2 File |
| FCT | Foxpro Catalog (Microsoft) |
| FCT | FolderClone Task List (Salty Brine Software) |
| FCW | Campaign Cartographer 2 (ProFantasy Software Ltd.) |
| FCW | FastCAD File |
| FCX | Vax VMS Compressed File |
| FD | DataFlex Field Compiler Offsets (Data Access Corporation) |
| FD | FORTRAN Declarations |
| FD | Front Door Resource File |
| FDA | System SYSUTIL File |
| FDA | FF&EZ Uncompressed Data Archive (Jim Carls - Data Management Consultant) |
| FDAT | Fiasco Database Data File |
| FDB | Art Explosion Portfolio Catalog (Nova Development Corporation) |
| FDB | FoxPro Database |
| FDB | Legacy Family Tree Database (Millennia Corporation) |
| FDB | Navison Financials Database |
| FDB | Portfolio Catalog File (Extensis, Inc.) |
| FDB | Fiasco Database Database |
| FDB | FlexyTrans Database (Berlitz International, Inc.) |
| FDB | FlukeView Forms Database (Fluke Corporation) |
| FDB | FormTool Pro Form File (IMSI) |
| FDB | Firebird Database (Firebird Foundation Incorporated) |
| FDC | Sniffer Capture File (Network Associates Technology, Inc.) |
| FDD | FlexiDATA Database File (Flexible Software Ltd) |
| FDE | Fade-It for AOL |
| FDE | FLAMES Dataset Export (Ternion Corporation) |
| FDF | Acrobat Portable Document Input Form (Adobe) |
| FDF | Format Definition File (IBM) |
| FDF | Origin Fitting Function Definition File (OriginLab) |
| FDI | Amiga Disk File (Amiga) |
| FDL | Paradox |
| FDL | XYRO Active Distribution Console File Distribution List |
| FDM | Floppy Disk Manager Disk Image |
| FDM | Exchange Forms Designer Form Definition (Microsoft) |
| FDP | MapSonic Memory Card Format Map File (Michelin) |
| FDPART | Fresh Download Partial Download (Freshdevices Corp.) |
| FDR | Embroidery Design File |
| FDR | Final Draft Document File (Final Draft, Inc.) |
| FDR | SideKick 2 Note File |
| FDS | JetForm FormFlow Data File |
| FDS | Nintendo Famicom (NES) Disk System |
| FDW | F3 Design and Mapping Document Form |
| FDW | FEBDOK (NELFO) |
| FDX | Force Index |
| FEB | WordPerfect Figure Editor Button Bar (Corel Corporation) |
| FEC | Ferite Programming Language File |
| FEC | U.S. Federal Campaign Expense Submission File |
| FEE | Precision Fees Fee Schedule (Kalahari Software, LLC) |
| FEF | Steuer2001 Formular File |
| FEG | Art Explosion Greeting Card Factory E-Card (Nova Development Corporation) |
| FEI | Geoworks Fatal Error Infotable |
| FEM | CADRE Finite Element Mesh File |
| FEN | FileEncryptor Encrypted File (ARXsoft Co., Ltd.) |
| FEP | WEFT Embedding Project (Microsoft) |
| FES | Topicscape Fileless Occurance Export (3D-Scape Limited) |
| FEV | FLAMES Environment Variable (Ternion Corporation) |
| FEX | Focus File |
| FF | AGFA CompuGraphics Outline Font Description |
| FF | Intelligont FIAS Format |
| FF | Sigmac Source File |
| FF1 | PCLTool (Page Technology Marketing, Inc.) |
| FF2 | Flash Filer |
| FF2 | Softrans Gmbh Hello Engines! Standard file |
| FF3 | FreeForm 4.1 Database (Creative Companion Europe) |
| FF7 | Final Fantasy VII Saved Game (Square Enix Co., Ltd) |
| FF8 | !Miracle Executable |
| FFA | Fast Find Status File (Index) (Microsoft) |
| FFD | Flash Filer |
| FFD | Softrans Gmbh Hello Engines! 2.1 file |
| FFD | Test & Go Preferences File (QualiControl) |
| FFE | DirectInput Force Feedback Effect (Microsoft) |
| FFF | defFax Fax Document |
| FFF | Gravis UltraSound PnP InterWave Patch |
| FFF | Maggi Hairstyles & Cosmetics |
| FFF | Pegasus Mail Extension (David Harris) |
| FFI | Atech FastFont (AllType) |
| FFIVW | ASCII File Format for the Interchange of Virtual Worlds (VRML) |
| FFL | Alien vs Predator Archive |
| FFL | Fast Find Document List (Microsoft) |
| FFL | PrintMaster Gold Image File |
| FFN | Fifa World Cup Game Data FE Art File |
| FFO | Fast Find Document Properties Cache (Microsoft) |
| FFP | Corel Graphics10 Custom File |
| FFT | DCA/FFT Final Form Text |
| FFT | DisplayWrite Document |
| FFT | Fast Find (Microsoft) |
| FFT | Fast Fourier Transform Analysis Data |
| FFW | File Fission Wizard File Split Information (Gavin Enterprises) |
| FFX | Fast Find Index (Microsoft) |
| FGA | Folder Guard Attributes |
| FGD | Digital Raster Graphic Metadata File |
| FGD | Folder Guard Data |
| FGD | Half-life Modification Map Configuration File |
| FGL | Inno Setup Component Definitions file |
| FGP | Folder Guard Passwords File |
| FGX | Formula Graphics Project File |
| FGZ | Formula Graphics Standalone Presentation Archive |
| FH | Freehand Graphic (Macromedia) |
| FH10 | Freehand Ver. 10 File (Macromedia) |
| FH11 | FreehandMX Ver. 11 File (Macromedia) |
| FH3 | Freehand Ver. 3 Drawing (Macromedia) |
| FH4 | Freehand Ver. 4 Drawing (Macromedia) |
| FH5 | Freehand 5 (Macromedia) |
| FH6 | Freehand 6 (Macromedia) |
| FH7 | Freehand 7 (Macromedia) |
| FH8 | Freehand 8 (Macromedia) |
| FH9 | Freehand 9 (Macromedia) |
| FHC | Freehand (Macromedia) |
| FHD | PCLTool Form File (Page Technology Marketing, Inc.) |
| FHD | Family Historian Diagram Type (Calico Pie Limited) |
| FHIS | Insight II Dynamics Trajectory History File (Accelrys Software Inc.) |
| FHQ | Family Historian Query (Calico Pie Limited) |
| FHR | Family Historian Report (Calico Pie Limited) |
| FHT | Family Historian Text Scheme (Calico Pie Limited) |
| FHTML | HTML File (Macromedia) |
| FHX | Fh5 Usenglsh Xtras File |
| FHX | DeltaV Configuration File (Emerson Process Management) |
| FI | Bitstream Intellifont |
| FI | Flash Image |
| FI | FORTRAN Interface File (Microsoft) |
| FI | FORTRAN Interface File |
| FI | Dispatch Icelandair Timetable File (Scott Andrew Borton) |
| FIC | Sheffield Dictionary File |
| FIC | WINDEV Hyper File Database (Native File Format) (PC SOFT) |
| FID | Bruker Aspect NMR Data File |
| FIDX | Fiasco Database Index |
| FIF | Altamira Genuine Pixels 1.0 Compressed Format |
| FIF | FIF |
| FIF | Font Information File |
| FIF | Fractal Image Format |
| FIF | SpinRite Hard Disk Fingerprint File |
| FIG | Lahey FORTRAN Linker Options |
| FIG | REND386/AVRIL Graphic |
| FIG | Super Nintendo Game-console ROM Image |
| FIG | XFIG Graphic File |
| FIG | Geometry II Plus Figure (Cabrilog) |
| FIL | ACL For Windows Data |
| FIL | Application Generator File Template |
| FIL | Cardbox Database |
| FIL | dBASE Files List Object |
| FIL | File List |
| FIL | ProWORX Nxt Format Export (Schneider Electric) |
| FIL | WordPerfect Overlay (Corel Corporation) |
| FIL | ABAQUS File (ABAQUS, Inc.) |
| FIL | SeeYou Flight Data (Naviter) |
| FILE | AS/400 Physical File (IBM) |
| FILEPLANETCACHE | GameSpy Aborted Download (GameSpy Industries) |
| FIM | Construsyc/Instasyc File |
| FIM | Paul van Keep's Icon Heaven Icons Package |
| FIM | Fractal Imaginator Data/Parameter File (Mystic Fractal) |
| FIN | ATI Radeon Video Driver |
| FIN | Perfect Writer Print Formatted Text |
| FIN | Perfect Writer/Scribble/MINCE Print-formatted Text File |
| FIN | WordPerfect Print Format Text (Corel Corporation) |
| FIN | Corel Saved Find/Search Info (Corel) |
| FIN | Personal Paint Finnish Language User Interface File (Amiga) |
| FIN | ABAQUS File (ABAQUS, Inc.) |
| FIO | Image PALS Viewer |
| FIO | PhotoStyler Graphics Filter (Aldus) |
| FIO | ULead Viewer Support File |
| FIP | FingerPost Information Processor File |
| FIR | Webalizer.01 File |
| FIR | Canon Digital Camera EOS Camera Firmware File (Canon Inc.) |
| FIRE | FireStarter Project File |
| FIRMWARE | London Architect Soundweb London Firmware (BSS Audio) |
| FIS | Dynamite VSP Feature Interpretation Style (3am Solutions (UK) Limited) |
| FISH | 3d Fish Tank Saved Fish |
| FISHES | 3d Fish Tank Saved Fishes |
| FISHTANK | 3d Fish Tank Saved Fishtank |
| FIT | FITS Graphic |
| FIT | Windows NT File Index Table (Microsoft) |
| FITS | FITS Graphic |
| FIX | Generic Patch File |
| FIXED | DLLbackup Root File |
| FK | Shockwave Streamed Media File |
| FKD | FotoKiss Photo Set Data File (LANSRAD) |
| FKY | Foxpro Macro (Microsoft) |
| FL | Floating Format Sound |
| FL | Freelancer Saved Game (Microsoft) |
| FLA | Flash Movie Authoring File (Macromedia) |
| FLA | Free Lossless Audio Codec |
| FLAC | Free Lossless Audio Codec |
| FLASK | FlasKMPEG Language Definition File |
| FLB | MicroSim PCBoard Footprint Library File |
| FLB | Papyrus Format Library |
| FLB | VersaPro Folder Backup |
| FLC | Corel Show |
| FLC | FLIC Animated Picture (Autodesk, Inc.) |
| FLD | 3D Fassade Plus Field Define Module |
| FLD | Charisma Folder |
| FLD | Hijaak Thumbnail Folder |
| FLD | VersaPro Folder Contents |
| FLD | WinFlash Educator Flashcard Options/Statistics File (Open Window Software) |
| FLE | Op9630 Settings File |
| FLE | Scanner Settings File |
| FLEX | Flexi Data Smoothing |
| FLEXRESP | Snort File |
| FLF | Corel Paradox Form |
| FLF | Firehand Lightning Graphic Collection |
| FLF | Navison Financials License File |
| FLF | OS/2 Driver File |
| FLF | ASCII Editor Font File |
| FLG | MicroSim PCBoard Log Of Forward Engineering Change Orders Applied To The Layout |
| FLH | FLIC Animation |
| FLI | EmTeX TeX Font Library |
| FLI | FLIC Animation (Autodesk, Inc.) |
| FLK | File Lock (FuJe Software) |
| FLL | Foxpro Library (Microsoft) |
| FLL | Micrografx Designer 7 Image Fill Pattern |
| FLL | TextPipe Pro Filter |
| FLL | The Sims Floor File (Electronic Arts (Maxis)) |
| FLM | AutoCAD Film (Autodesk, Inc.) |
| FLM | FoxPro Library |
| FLM | Image Format on Atari |
| FLM | Medi@Show File |
| FLM | RealPixel Animation File |
| FLM | Filmline Document |
| FLM | Adobe FilmStrip (Adobe Systems Inc.) |
| FLN | XMap Flight Plan or Flight Plan Statistic File (Delorme) |
| FLO | FlowCharter (iGrafx (a division of Corel Inc.)) |
| FLOOR | Structural Concrete Software Floor Data File |
| FLOW | floW Structured Data Definition (ontonym.net) |
| FLP | Corel Flow Project Flow Chart |
| FLP | Family Lawyer Saved Document |
| FLP | FlipAlbum File |
| FLP | Floppy Disk Image File |
| FLP | Fractal Explorer Fractal Landscape Project |
| FLP | Fruityloops Saved File (Track) |
| FLP | GIFLine V1.0 |
| FLR | Live3D File (Netscape) |
| FLR | The Sims Floor Texture File (Electronic Arts (Maxis)) |
| FLS | ArcView Windows Help Supporting File (ESRI) |
| FLS | DBdemos File |
| FLS | Farrukh Imposition Purlisher Filelist Document |
| FLS | WinFlash Educator Flashcard Source File (Open Window Software) |
| FLS | Creator Simulator Fault List (Tufts University) |
| FLS | Nokia Phone Flash File (Nokia) |
| FLS | Stock Prospector Data Export Format (ICLUBcentral Inc.) |
| FLT | Aldus Import Filter |
| FLT | Animator Animation (Autodesk, Inc.) |
| FLT | Asymetrix Graphics Filter Support |
| FLT | Audition Filter (Adobe) |
| FLT | Corel Graphic Filter |
| FLT | FileMaker Filter (FileMaker, Inc.) |
| FLT | Filter |
| FLT | FLIC Animation |
| FLT | Graphics Filter (Microsoft) |
| FLT | Illustrator Filter (Adobe) |
| FLT | Lotus 1-2-3 LogAnalyzer Filter File |
| FLT | Micrografx Picture Publisher Filter |
| FLT | OpenFlight 3D File (MultiGen-Paradigm) |
| FLT | OS/2 Warp Filter Device Driver |
| FLT | StarTrekker Music Module |
| FLT | WinFlash Educator Flashcard Compiled Test File (Open Window Software) |
| FLT | Word Import Filter (Microsoft) |
| FLT | EtherPeek Filter (WildPackets Inc.) |
| FLT | Qimage Filter (Digitalala.com) |
| FLT | Flight Simulator Saved Flight In Progress (Microsoft) |
| FLT | XMap Flight Plan or Flight Plan Statistic File (Delorme) |
| FLU | WinFlash Educator Ver 10 Unicode Source File (Open Window Software) |
| FLUX | FluxTime Old Clip Format (pCode Software) |
| FLV | Flash Video File (Macromedia) |
| FLW | Kivio Flowchart (theKompany.com) |
| FLX | Flexstor Database Format |
| FLX | DataFlex Compiled Binary File/Ordered Binder (Data Access Corporation) |
| FLX | FLIC Animation |
| FLX | The Bat! Folder Configuration (RITLABS) |
| FLX | MicroSurvey CAD Drawing File (MicroSurvey Software, Inc.) |
| FLY | TerraExplorer Project (Skyline Software Systems Inc.) |
| FLY | Digiflyer E-mail Document (Digiflyer) |
| FLY | Quiz-Buddy Quiz Data (Sierra Vista Software) |
| FLYP | Mapwing Tour Project (Redbug Technologies) |
| FLYS | Mapwing Streaming Tour (Redbug Technologies) |
| FLZ | Medi@Show Data File |
| FLZ | WinFlash Educator Flashcard Compiled Study File (Open Window Software) |
| FM | FileMaker Pro Spreadsheet |
| FM | FrameMaker Document (Adobe) |
| FM | FeatureCAM Document (Engineering Geometry Systems) |
| FM1 | 1-2-3 Release 2.x Spreadsheet File (IBM) |
| FM2 | Maestro Mama Demo File |
| FM3 | FileMaker Ver. 3 Database Document (FileMaker, Inc.) |
| FM3 | Harvard Graphics Device Driver (Harvard Graphics) |
| FM3 | 1-2-3 Format File (IBM) |
| FM5 | FileMaker Ver. 5 Database Document (FileMaker, Inc.) |
| FMB | Oracle Binary Form Source Code |
| FMB | WordPerfect File Manager Button Bar (Corel Corporation) |
| FMB | OnBelay Flash/Disk Media Backup (CompuApps, Inc.) |
| FMC | Embroidery Design File |
| FMC | NCAD File |
| FMC | System SYSUTIL File |
| FMD | Open Access File |
| FME | FMEAPlus Database (Ford Motor Company) |
| FMF | IBM LinkWay Font or Icon File |
| FMF | FaxMan Jr Fax File (Data Techniques, Inc.) |
| FMG | FreeMarkets Graphics Browser |
| FMGEN | FlexiMusic Generator |
| FMK | FaxMaker File |
| FMK | PowerStation FORTRAN Make File |
| FMK | FlowMake Workflow Design (Praxis. Distributed Systems Technology Centre) |
| FML | GetRight File Mirror List (Headlight Software, Inc.) |
| FML | Oracle Mirror List |
| FMMUS | FlexiMusic Producer |
| FMO | dBASE Ordered Format |
| FMORC | FlexiMusic Orchestra |
| FMP | AutoCAD Font Map (Autodesk, Inc.) |
| FMP | FileMaker Pro Document |
| FMP | FantaMorph Project (Abrosoft) |
| FMP | FLAMES Model Prototype (Ternion Corporation) |
| FMR | Family Medical Records Data File |
| FMS | 1-2-3 Impress Add-in (IBM) |
| FMS | FantaMorph Skin File (Abrosoft) |
| FMS | FMS32-PRO FMS Protocol File (HeiRueSoft) |
| FMT | Cardbox Format File |
| FMT | dBASE IV Format File |
| FMT | Format File |
| FMT | 1-2-3 (Lotus) |
| FMT | Oracle Text Form Format |
| FMT | Ox Object-Oriented Matrix Programming Language Gauss Matrix File |
| FMT | Schedule+ Print File (Microsoft) |
| FMT | Style Sheet (Sprint) |
| FMT | Visual FoxPro Csreen Format File (Microsoft) |
| FMT | Pro/ENGINEER (PTC) |
| FMV | Frame Vector Metafile |
| FMV | FrameMaker Picture (Adobe) |
| FMV | Bink Tools Full Motion Video File (RAD Game Tools, Inc.) |
| FMX | Oracle Executable Form |
| FMZ | Form*Z Project File |
| FMZIP | FlexiMusic Zipper |
| FN3 | Denso BHT-7000 Terminal Executable Program File |
| FN3 | Harvard Graphics Font (Harvard Graphics) |
| FND | Explorer Saved Search (Microsoft) |
| FND | Informida Secure Information Database |
| FNG | Font Navigator Group File |
| FNK | FunkTracker Module |
| FNO | Folio Infobase |
| FNP | FlashNpack |
| FNT | Font File |
| FNT | FONTEDIT.EXE Raw Font |
| FNX | Exact Inactive Font |
| FN_ | CAD File |
| FO$ | Ballade Compressed Audio File |
| FO1 | Turbo C Font (Borland Software Corporation) |
| FO2 | Turbo C Font (Borland Software Corporation) |
| FOB | Navision Attain Object File |
| FOC | FOCUS/WebFOCUS Database File |
| FOCF | Folder Organizer Folder Organizer Configuration File (H-SW) |
| FOD | EZ-Forms ULTRA Relationship File (EZ-Forms Company) |
| FOF | EZ-Forms Filled Out Form (EZ-Forms Company) |
| FOG | Computer Generated Forces for Action Fog Defaults |
| FOG | Fontographer Font |
| FOL | 1st Reader Saved Message Folder |
| FOL | pfs:First Choice Database File |
| FOLD | LockedFolder Encrypted File (AwesomeScripts.com) |
| FOLDER | Explorer Folder (Microsoft) |
| FOM | EZ-Forms Fill Out Master Form (EZ-Forms Company) |
| FON | Font File (Microsoft) |
| FON | Procomm Plus Call Log |
| FON | Telix Dialing Directory |
| FONT | UNIX Font Data |
| FOO | Kai's SuperGoo Fusion |
| FOO | Foobar2000 Audio Metadata Database |
| FOP | Freedom of Press Bitmap Image |
| FOR | FORTRAN Source |
| FOR | WindowBase Form |
| FOR | Font Resource File |
| FOT | Installed TrueType Font |
| FOU | SpiceCAD Lowpass File |
| FOUR | VAX CRYSTALS Chemical Crystallogaphy File |
| FOW | Family Origins File |
| FOX | FoxBase/FoxPro+ Executable File |
| FP | CRiSP Harvest File |
| FP | FileMaker Pro File |
| FP | FoxPro Configuration Info (Microsoft) |
| FP | GoldMine Business Contact Manager Report |
| FP | Vinal Page Vector TIFF Image |
| FP | FinePrint Saved or Output File (FinePrint Software, LLC) |
| FP | FastPaste Project File (Dextronet) |
| FP1 | Flying Pigs for Windows Data |
| FP2 | HDF Utility File |
| FP3 | FileMaker Pro 3.0 File |
| FP3 | Imsi FloorPlan 3D |
| FP5 | FileMaker Pro Database (FileMaker, Inc.) |
| FP7 | FileMaker Pro Ver. 7+ Database Document (FileMaker, Inc.) |
| FPA | Franklin Potter Associates Business Invoice Designer |
| FPB | FLAMES Playback File (Ternion Corporation) |
| FPBF | Finder Backup Burnable Archive (Apple Computer, Inc.) |
| FPC | FoxPro Catalog File (Microsoft) |
| FPD | MicroSim PCBoard External ASCII Footprint Definition File |
| FPD | TMT Pascal Compiled Unit |
| FPF | Canadian Flight Wizard |
| FPF | FilterPro Active Filter Design (Texas Instruments Incorporated) |
| FPF | IKEA Kitchen Planner Document (Inter IKEA Systems B.V.) |
| FPG | DIV Game Studio Multi Map |
| FPHTML | FrontPage HTML Document (Microsoft) |
| FPIX | FlashPix Bitmap |
| FPK | JetForm FormFlow File |
| FPL | FrontDesigner Front Panel (ABACOM Ingenieurbro) |
| FPL | Foobar2000 Playlist |
| FPM | FoxPro Startup File |
| FPR | FLAMES Prototype File (Ternion Corporation) |
| FPR | Fruitypro Samples Humanize Presets Grooves File |
| FPR | MicroSim PCBoard Footprint Statistics Report |
| FPR | Fiasco Database Print Report Definition |
| FPS | Operation Flashpoint Game File (Bohemia Interactive and The Codemasters Software Company Limited) |
| FPT | FileMaker Pro File Database Memo |
| FPT | FoxPro Memo Field (Microsoft) |
| FPT | ACT! (Best Software CRM Division) |
| FPT | Farandole Composer Pattern |
| FPT | Abacus Law Data (Abacus Data Systems, Inc.) |
| FPT | NovaBACKUP Backup Database Related Information (NovaStor Corporation) |
| FPT | Alpha Five Memo Field File (Alpha Software, Inc.) |
| FPT | Liquid Audio Player Faceplate (Theme) File (Geneva Media, LLC) |
| FPT | Ultimate Family Tree Geneology Database |
| FPW | FloorPlan Plus Floorplan Drawing |
| FPW | FoxPro Configuration |
| FPWEB | FrontPage Disk Based Web (Microsoft) |
| FPX | Compiled FoxPro Program |
| FPX | FlashPix Bitmap (Kodak) |
| FQF | FlashFXP Queue File |
| FQY | FLAMES (FLARE) Command File (Ternion Corporation) |
| FR3 | dBASE IV Renamed dBASEIII+ Form |
| FR3 | Fractal Explorer 3D Attractors/IFS Spots in Internal Parametrical Format |
| FR4 | Fractal Explorer Quaternion Spots in Internal Parametrical Format |
| FRA | Fifa World Cup Game Data fe Art Legalscr File |
| FRA | Fractal Explorer Animation of Fractal Navigation Project |
| FRA | FrameViewer File |
| FRA | Fractint Fractal Graphic |
| FRA | Personal Paint French Language User Interface File (Amiga) |
| FRAME5 | CVIP Formatted File |
| FRC | FLAMES RECORD Output File / FLARE Input File (Ternion Corporation) |
| FRD | Need for Speed Trk2000 Track File |
| FRE | Creative Digital Blaster Digital VCR File |
| FRE | Fifa 2002 Data Legal Screen File |
| FRE | Male Normal CT |
| FREC | Fiasco Database Frequencies File |
| FRF | FontMonger Font |
| FRG | dBASE IV Uncompiled Report |
| FRI | Fractal Explorer IFS Spot in Internal Parametrical Format |
| FRI | Firefox Bookmark Backup File |
| FRK | File holding Macintosh Data Fork Information |
| FRK | File holding Macintosh Resource Fork Information |
| FRL | Formflow Electronic Form Loader (Adobe) |
| FRL | GP-Forth Library |
| FRM | DataCAD Symbol Report File (DATACAD LLC) |
| FRM | dBASE IV Report File |
| FRM | Form File |
| FRM | Fractint Formula |
| FRM | Frame Stacks |
| FRM | FrameBuilder Document |
| FRM | FrameMaker Document (Adobe) |
| FRM | Insight II Free-Format Files (Accelrys Software Inc.) |
| FRM | Megalux Frame |
| FRM | MYOB Form File (MYOB Technology Pty Ltd.) |
| FRM | Oracle Executable Form |
| FRM | Visual Basic Form |
| FRM | WordPerfect Merge Form (Corel Corporation) |
| FRM | Pro/ENGINEER (PTC) |
| FRM | MySQL Ver. 3.23.52 Dictionary File |
| FRM | EZ-Forms Master Form (EZ-Forms Company) |
| FRM | Phoenix Visual Designer Form (Prometheus Software) |
| FRO | dBASE IV Compiled Report |
| FRO | FormFlow File |
| FRO | A-Robots Fighting Robot Object |
| FRP | FaxRush Packages |
| FRP | Fractal Explorer Palette |
| FRP | PerForm Pro Plus Form |
| FRP | Form Flow 2.x Data File (Adobe Systems Incorporated) |
| FRS | Corel Painter Pattern, Selection or Texture File |
| FRS | Fractal Explorer Formula Spot for Fractals |
| FRS | WordPerfect Graphics Driver (Corel Corporation) |
| FRT | FoxPro Report File (Microsoft) |
| FRT | GP-Forth Language Source Code File |
| FRW | RollerCoaster Tycoon Fireworks Source (Atari) |
| FRX | FoxPro Report File (Microsoft) |
| FRX | Visual Basic Binary Form File (Microsoft) |
| FRZ | EPOC Freeze File |
| FRZ | FormFlow File |
| FS | FlexiSIGN File (Scanvec Amiable) |
| FS | FormSaver File |
| FS | NetBSD File |
| FS | PDT Feature Structure File |
| FS | Usenix FaceServer Bitmap |
| FS | Taskmaster Paper Keyboard FormSpec (Datacap Inc.) |
| FS2 | FreeSpace 2 Mission (Volition, Inc.) |
| FS5 | Flight Simulator Scenery File (Microsoft) |
| FS6 | Flight Simulator Panels File (Microsoft) |
| FSAC | Files Search Assistant File List (AKS-Labs) |
| FSC | Campaign Cartographer 2 File |
| FSC | FLAMES Scenario File (Ternion Corporation) |
| FSC | Design Pro Tools Form File (Elixir Technologies) |
| FSC | Worms Armageddon Fiddler File |
| FSD | FacetWin Backup File Set (FacetCorp) |
| FSD | Sheets Document (Leaf Twenty-Five) |
| FSF | Convert It! Factor File |
| FSF | fPrint Audit Tool File |
| FSG | IBM Voice Type Language Map File |
| FSH | EA Sports Game Graphic Editor File (Electronic Arts Inc.) |
| FSH | Fifa World Cup Game File |
| FSH | Coolfish Encrypted File (CompSci) |
| FSI | FileSplit |
| FSL | Paradox Version 7 Forms (Borland Software Corporation) |
| FSL | Corel Paradox Saved Form |
| FSM | Farandoyle Composer WaveSample Music Format |
| FSP | Floating Point Data Files |
| FSP | fPrint Audit Tool File Format |
| FSP | FormScape Branch File (FormScape, Ltd.) |
| FSR | File Substring Replacement Utility |
| FSS | Iomega Backup File Selection Set |
| FSS | Micrografx Picture Publisher 8 Register File |
| FSS | File Split Pro |
| FSSD | Sound |
| FST | dbFast Linkable Program |
| FST | FastStats Analyzer File |
| FST | FruityLoops Channel State File |
| FSX | FormSaver Fields |
| FSX | 1-2-3 Data (IBM) |
| FSY | FileSync Profile (FileWare) |
| FSY | PhotoFantasy Image |
| FSZ | Fractal Zplot Data/Parameter File (Mystic Fractal) |
| FT | Notes Full Text Index (IBM) |
| FT5 | FH5 File |
| FT7 | Macromedia Freehand Drawing |
| FT8 | Macromedia Freehand Drawing |
| FT9 | Macromedia Freehand Drawing |
| FTB | Roots3 Index File |
| FTB | Family Tree Maker Geneology File (MyFamily.com, Inc.) |
| FTBL | PIPE-FLO Professional Fluid Data Table (Engineered Software) |
| FTC | FluxTime Clip (pCode Software) |
| FTG | ArcView UNIX Help Supporting File (ESRI) |
| FTG | Windows Help Full-text Search Group File |
| FTL | FutureTense Texture |
| FTL | Family Tree Legends Family File (Pearl Street Software) |
| FTM | Family Tree Maker Family File (MyFamily.com, Inc.) |
| FTM | MicroGrafx Font |
| FTM | Finale Template File (MakeMusic!) |
| FTM | Fathom Data File (Chartwell-Yorke) |
| FTM | FaceTheMusic Song/Module |
| FTN | FORTRAN Source Code File |
| FTO | Sistemas Administrativos (ASPEL DE MEXICO, S.A. de C.V) |
| FTP | FTP Configuration Information |
| FTP | FTP Voyager Document |
| FTR | Future Document (SERAFIM Limited) |
| FTS | ArcView UNIX Help Supporting File (ESRI) |
| FTS | Borland BDE File (Borland Software Corporation) |
| FTS | Flexible Image Transport System Bitmap |
| FTS | StateClock Export to STEP |
| FTS | Windows Help Full-Text Search Index File (Microsoft) |
| FTS | FastTrack Schedule File (AEC Software, Inc.) |
| FTS | CHASE Evaluation and Audit System Help File (CHASE.FTS) (Health And Safety Technology And Management Ltd.) |
| FTV | Forest & Trees File |
| FTW | Family Tree Maker Family Tree File (MyFamily.com, Inc.) |
| FTW | FontTwister File |
| FTW | FormTool Pro Form File (IMSI) |
| FU | F* You Software Key Generator |
| FUD | FairUse Wizard Data |
| FUK | POSTAL 2 Map File (Running With Scissors) |
| FUL | Full Foram Count File |
| FULL | Cygwin Variable Log File |
| FUN | Koolmoves File |
| FUN | Project FUN Editor Game Source Code (DigiPen Institute of Technology) |
| FUP | FairUse Wizard Project |
| FUZZY | Fuzzy Logic File |
| FVANIM | Powerbullet Presenter Animation File (DDD Pty Ltd.) |
| FVF | Fluke View |
| FVML | formVista Document (DTLink LLC) |
| FVPL | Frozen Vertex Pair List File |
| FVS | Forest Vegetation Simulator Tree Data File |
| FVT | Interlock Public Computer Utility |
| FW | Framework Database |
| FW | Kodak Camera Firmware File (Eastman Kodak Company) |
| FW2 | Framework II File |
| FW3 | Framework III File |
| FW4 | Framework IV File |
| FWB | FileWrangler Data File Backup |
| FWD | RollerCoaster Tycoon Fireworks Display (Atari) |
| FWEB | Fortran WEB |
| FWF | Xwave FWF File |
| FWI | PhotoSmart 850 Digital Camera Firmware Update (Hewlett-Packard Development Company, L.P.) |
| FWK | Fireworkz Document (Abacus Training) |
| FWL | FileWrangler EXE Library |
| FWP | Worms Armageddon Fiddler Weapons Module |
| FWS | FileWrangler Data File for File Splitting Configuration |
| FX | FastLynx On-Line Guide |
| FX | WordPerfect Office Template File (Corel Corporation) |
| FX | DirectX D3DXEffect Object (Microsoft) |
| FX2 | WordPerfect Office Template File (Corel Corporation) |
| FX2 | G3 Two-dimensional Working with Message Windows Fax |
| FXB | HALion Sampler File (Steinberg Media Technologies GmbH.) |
| FXD | FAXit Phonebook |
| FXD | FoxPro FoxDoc Support |
| FXD | WinFax Sent Document (Symantec Corporation) |
| FXI | File-Ex Configuration File (Cottonwood Software) |
| FXM | BigFix |
| FXM | WinFax Fax (Symantec) |
| FXM | Fuxoft AY Music Chip Language |
| FXO | Fax Image Document |
| FXP | FoxPro Compiled Source (Microsoft) |
| FXP | Steinberg Plug-in Format (Steinberg) |
| FXP | HALion Sampler File (Steinberg Media Technologies GmbH.) |
| FXPACK | MXwendler Packed Shader (device+context) |
| FXR | WinFax Received Document (Symantec Corporation) |
| FXS | The Land Of UM |
| FXS | WinFax Fax Transmit Graphi (Symantec) |
| FXT | Cottonwood Software File-Ex Trained Template |
| FXT | Finale Music Notation Software Plug-in |
| FXY | Orchida Embroidery System (Orchida Soft) |
| FY | Fontasy Publisher Regular Font |
| FYB | Fontasy Publisher Bold Font |
| FYI | Flow-Cal File |
| FYI | Fontasy Publisher Italic Font |
| FZ | AIRLINE City Data File (Efzed Pty. Ltd.) |
| FZB | Casio FZ-1 Bank Dump |
| FZD | AIRLINE City Data File (Efzed Pty. Ltd.) |
| FZF | Casio FZ-1 Full Dump |
| FZF | FontZip Font Packer |
| FZP | Fargo Primera Color Printer Dye Sub Support File |
| FZV | Casio FZ-1 Voice Dump |
| FZX | CP/M Fix File |