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File extensions in alphabetical order #ABCDEFGHIJKLMNOPQRSTUVWXYZ

Browse extensions - F

    File extensions starting with a letter F

Browse extensions - F

# File extension Developer
0 .F - Fortran Source Format N/A
1 .F#+A - RagTime Classic RagTime GmbH
2 .F#+D - RagTime Classic RagTime GmbH
3 .F+DB - Microsoft FoxPro Database Microsoft Corporation
4 .F01 - HEC-RAS Flow U.S. Army Corps of Engineers
5 .F02 - HEC-RAS Flow U.S. Army Corps of Engineers
6 .F04 - HEC-RAS Flow U.S. Army Corps of Engineers
7 .F05 - HEC-RAS Flow U.S. Army Corps of Engineers
8 .F06 - DOS Screen Text 6 Pixels Height Font N/A
9 .F08 - DOS Screen Text 8 Pixels Height Font N/A
10 .F09 - DOS Screen Text 9 Pixels Height Font N/A
11 .F10 - DOS Screen Text 10 Pixels Height Font N/A
12 .F11 - DOS Screen Text 11 Pixels Height Font N/A
13 .F12 - DOS Screen Text 12 Pixel Height Font N/A
14 .F13 - Dos Screen Text 13 Pixels Height Font N/A
15 .F16 - DOS Screen Text 16 Pixels Height Font N/A
16 .F2B - ProntoGERBER-CONNECTION Board Database UniSoft
17 .F2F - Byteworx FMEA Exported Data Byteworx
18 .F2R - Farandole Linear Module Format N/A
19 .F32 - Floating Point Raw 32-bit IEEE Data N/A
20 .F3D - Fusion 3D Design Autodesk 360
21 .F3F - Crazy Machines Font Data Format Viva Media
22 .F3R - Farandole Blocked Linear Module Format N/A
23 .F4A - Adobe Flash MP4 Audio Stream Format Adobe Systems
24 .F4B - Adobe Flash MP4 Audio EBook Adobe Systems Incorporated
25 .F4F - Flash Video Fragment Adobe Systems
26 .F4M - Adobe HTTP Dynamic Streaming Flash Media Manifest Adobe Systems Incorporated
27 .F4P - Adobe Flash Protected MP4 Format Adobe Systems
28 .F4V - Adobe Flash Mp4 Format Adobe Systems
29 .F4X - Adobe HTTP Dynamic Streaming Index Adobe Systems Incorporated
30 .F64 - Floating Point Raw 64-bit IEEE Data N/A
31 .F90 - Intel Fortran 90 Language Source Format N/A
32 .F95 - Fortran 95 Language Source Code N/A
33 .FA - FASTA DNA Data Format N/A
34 .FAC - Facemaker Face Format N/A
35 .FACE - UNIX FaceSaver Bitmap Image Format N/A
36 .FACEFX - FaceFX Actor Format OC3 Entertainment
37 .FACEFX_INGAME - FaceFX In-Game Actor Format OC3 Entertainment
38 .FACT - EIAS ElectricImage 3D EIAS3D
39 .FACTORYPATH - Eclipse Factorypath The Eclipse Foundation
40 .FAD - Office Attribute Database Microsoft Corporation
41 .FADEIN - Fade In Screenwrite Document GCC Productions Inc.
42 .FAE - MS Office 97 Converter DLL Microsoft Corporation
43 .FAG - Win32.AutoRun.fag N/A
44 .FAL - Bitmap Graphics Image Header Information Q0 N/A
45 .FAM - The Sims Family N/A
46 .FAMILYFILE - Reunion Family Format Leister Productions
47 .FAN - Form•Z Animation Format AutoDesSys
48 .FAQ - Frequently Asked Questions Format N/A
49 .FAR - Farandole Composer Music Module N/A
50 .FAS - AutoCAD Fast-load Auto LISP Format Autodesk
51 .FASTA - FASTA Format DNA And Protein Sequence Alignment N/A
52 .FAT - Zinf Theme Format The Zinf Team
53 .FATESAVEDGAME - Fate Save Game WildTangent, Inc.
54 .FATEUNDISCOVEREDREALMSSAVEDGAME - Fate Undiscovered Realms Save Game WildTangent, Inc.
55 .FAU - Simulation Laboratory Creator Collapsed Fault List N/A
56 .FAV - Microsoft Outlook Bar-shortcut Microsoft Corporation
57 .FAVORITE - Apple IDVD Favorite Apple, Inc.
58 .FAVORITEMETADATA - Transmit For Mac Login Data Format Panic
59 .FAX - Fax File (generic Group 3 1bit Encoded Data) N/A
60 .FB - DR-DOS Backup DRDOS, Inc.
61 .FB! - FlashGet Incomplete Download FlashGet
62 .FB1 - FAWAVE Binary N/A
63 .FB2 - FictionBook EBook Format FictionBook
64 .FBC - Family Tree Compressed Backup Format Ancestry.com
65 .FBD - FlowBiz Workflow Designer Procedure Document FlowBiz
66 .FBF - Free Backup Fix Backup Format Promosoft
67 .FBG - Shape Pro Ground Surface Advanced Geo Positioning Solutions, Inc.
68 .FBI - Total Annihilation Main Unit Definition Cavedog Entertainment
69 .FBK - Microsoft Dynamics NAV Backup Format Microsoft
70 .FBL - IGO Map Format TranscenData
71 .FBM - Fuzzy Bitmap Image Format Michael L. Mauldin
72 .FBN - ArcView Spatial Index Esri
73 .FBND - Apple Communication Tool Apple, Inc.
74 .FBOK - Adobe FrameMaker Book N/A
75 .FBP - WxFormBuilder Project Format wxFormBuilder
76 .FBP7 - FinalBuilder 7 Project VSoft Technologies
77 .FBPROJ - FlippingBook Photo Album Project Mediaparts Interactive
78 .FBQ - Trine 2 Game Archive Frozenbyte, Inc.
79 .FBR - BB FlashBack Recorded Video Format Blueberry
80 .FBRB - Battlefield Bad Company 2 Game Format Electronic Arts
81 .FBS - Fastbid Builders Exchange of Washington, Inc.
82 .FBT - ABBYY FineReader Document Options Format ABBYY
83 .FBU - FEBE Firefox Add-in ZIP Format FEBE
84 .FBV - FinalBuilder Persistent Variables VSoft Technologies Pty Ltd
85 .FBW - HP Backup Split Backup Format Hewlett Packard
86 .FBX - Autodesk FBX Interchange Format Autodesk
87 .FBZ - BB FlashBack Screen Record Format Blueberry
88 .FBZ6 - FinalBuilder Compressed Project VSoft Technologies Pty Ltd
89 .FBZ7 - Compressed FinalBuilder 7 Project VSoft Technologies
90 .FC13 - FutureComposer Audio N/A
91 .FC14 - FutureComposer Audio N/A
92 .FC2 - Poser Face Pose Format Smith Micro
93 .FC2MAP - Far Cry 2 User Map Format Ubisoft
94 .FCA - Omnis Web Client TigerLogic Corp. (Omnis Technology Corporation)
95 .FCB - FAAST Builder Fonix Corporation
96 .FCC - SiteMinder Forms Credential Collector Format Netegrity
97 .FCD - Virtual CD Backup Image Format N/A
98 .FCDT - Adobe FormsCentral Form Template Format Adobe Systems
99 .FCE - EDraw Max Format Format EDrawSoft
100 .FCF - Final Draft Document Format Final Draft
101 .FCG - FastCGI Script N/A
102 .FCGI - FastCGI Script Format FastCGI
103 .FCHC - Fetch Cache Fetch Softworks
104 .FCHK - Gaussian Checkpoint Gaussian, Inc.
105 .FCHP - Fetch Preference Fetch Softworks
106 .FCL - FidoCAD Library Format SourceForge.net
107 .FCM - FCraft World Format fCraft
108 .FCOD - Adobe PageMaker Filter Adobe Systems Incorporated
109 .FCP - Final Cut Pro Project Format Apple
110 .FCPA - Officer Cost Report Data Michigan Department of Community Health
111 .FCPR - Officer Cost Report Data Michigan Department of Community Health
112 .FCPROJECT - Final Cut Pro X Project Format Apple
113 .FCR - Cost Report Data Michigan Department of Community Health
114 .FCS - First Choice Spreadsheet N/A
115 .FCSTD - FreeCAD Drawing Format FreeCAD
116 .FCT - FolderClone Task List Format Salty Brine Software
117 .FCW - FastCAD CAD Format Evolution Computing
118 .FCXE - FileCapsule Deluxe Encoded SPIRIT
119 .FCXR - FileCapsule Deluxe SPIRIT
120 .FCXU - FileCapsule Deluxe SPIRIT
121 .FCZ - Poser Compressed Face Pose Format Smith Micro
122 .FD - DataFlex Field Offsets For Compiler N/A
123 .FD1 - Windows Live Photo Gallery Thumbnail Database Microsoft Corporation
124 .FD2 - Epson EasyPrint PictureMate Borders Format Epson
125 .FDA - Warhammer 40,000 Audio Format Relic Entertainment
126 .FDB - Database Format N/A
127 .FDC - Autodesk AutoCAD Field Catalogue Format Autodesk
128 .FDD - Parallels Virtual Machine Floppy Disk Drive Image Parallels
129 .FDE - FLAMES Dataset Export Ternion Corporation
130 .FDF - Adobe Acrobat Portable Document Input Form Adobe Systems
131 .FDI - Floppy Disk Image N/A
132 .FDK - Fluentizer Fluent Dictionary Fluentizer LLC
133 .FDL - Corel Paradox Secondary Index Corel Corporation
134 .FDLANG4 - FeedDemon Language Resource NewsGator Technologies, Inc.
135 .FDM - Microsoft Exchange Server Form Message Format Microsoft
136 .FDML - Forms Definition Markup Language N/A
137 .FDOC - Microsoft XPS Document Settings Microsoft Corporation
138 .FDP - FMOD Designer Project Format Firelight Technologies
139 .FDPART - Fresh Download Partial Downloaded Freshdevices Corp.
140 .FDR - Final Draft Document Format Final Draft
141 .FDRP - Apple Mac OS Folder Alias Apple, Inc.
142 .FDRTEMPLATES - FDRTools Template AGS Technik
143 .FDS - FME Desktop Custom Format Safe Software
144 .FDSEQ - XPS Document Related Data Dolphin Futures Limited
145 .FDSRCH2 - FeedDemon Search Data NewsGator Technologies, Inc.
146 .FDT - Final Draft Script Attributes Format Final Draft
147 .FDU - Natural Security Software AG
148 .FDW - FEBDOK Document NELFO
149 .FDX - Final Draft XML Document Format Final Draft
150 .FDXSL4 - FeedDemon Newspaper Style NewsGator Technologies, Inc.
151 .FDXT - Final Draft 8 Template Format Final Draft
152 .FEATURE - Microsoft Visual Studio SharePoint Feature Format Microsoft
153 .FEB - Corel WordPerfect Figure Editor Button Bar Corel Corporation
154 .FED - FORMIK Form Data Rastislav KORYTAR
155 .FEED-MS - Microsoft Rss Feed Store N/A
156 .FEEDBACK - Expression SketchFlow Feedback Format Microsoft
157 .FEEDSDB-MS - Microsoft RSS Feeds Store N/A
158 .FEM - FEFLOW FEM Problem DHI-WASY GMBH
159 .FES - Fileless Occurrence Placeholder G&A M.C.
160 .FET - Free Timetabling Software N/A
161 .FEV - FMOD Audio Settings Format Firelight Technologies
162 .FEX - WebFOCUS FOCUS Web390 Procedure Information Builders
163 .FEXT - Extensions Manager Preferences Apple, Inc.
164 .FEZ - FUND E-Z Backup Archive FUND E-Z Development Corporation
165 .FF - Call Of Duty FastFile Format Activision
166 .FF0 - RISC OS TIFF Bitmap Image RISCOS Ltd.
167 .FF2 - Hello Engines! AceBIT GmbH
168 .FF6 - RISC OS Encapsulated PostScript RISCOS Ltd.
169 .FF9 - Acorn RISC OS Bitmap Image Sprite RISCOS Ltd.
170 .FFA - Find Fast Indexer Status Format Microsoft
171 .FFD - FlashFiler Format Lia SourceForge.net
172 .FFDATA - ABBYY Eform ABBYY
173 .FFF - Gravis Ultrasound PnP Bank Format Hasselblad
174 .FFIL - Mac OS X Data Fork Suitcase Format Apple
175 .FFINDEX - FFmpegSource2 Media Index N/A
176 .FFL - Find Fast Indexer Document List Format Microsoft
177 .FFN - FIFA World Cup Game Data Fe Art Electronic Arts, Inc.
178 .FFO - Find Fast Indexer Document Properties Cache Format Microsoft
179 .FFPRESET - FFmpeg Preset N/A
180 .FFS - FME Desktop Feature Store Format Safe Software
181 .FFS_BATCH - FreeFileSync Configuration SourceForge.net
182 .FFS_DB - FreeFileSync Database SourceForge.net
183 .FFS_GUI - FreeFileSync Configuration SourceForge.net
184 .FFS_REAL - FreeFileSync Configuration SourceForge.net
185 .FFT - Find Fast Indexer Format Microsoft
186 .FFU - Windows Phone Full Flash Update Microsoft Corporation
187 .FFWP - FormsForWeb Packet Format Lucom
188 .FFX - Find Fast Indexer Index Format Microsoft
189 .FG - FaceGen Project Format Singular Inversions
190 .FG3 - FX Graph Interactive Graph Format Efofex Software
191 .FGA - Folder Guard Attributes WinAbility Software Corporation
192 .FGB - Valve SDK Source N/A
193 .FGC - Greeting Card Factory Greeting Card Nova Development Corporation
194 .FGD - Macromedia Director Graphic Format Macromedia
195 .FGDB - Fontographer Mac FontLab Ltd.
196 .FGF - Nav.Net NG Fusker Generator N/A
197 .FGL - Fifth Generation Language (5GL) Source Code Format Fifth Generation Systems
198 .FGP - Folder Guard Passwords WinAbility Software Corporation
199 .FGR - FRSGiftRegistry Database Fourth Ray Software
200 .FGT - FreeGantt Skeleton SourceForge.net
201 .FGZ - Formula Graphics Standalone Presentation Archive FGX
202 .FH - Symantec Backup Exec Format Symantec
203 .FH10 - Adobe FreeHand 10 Drawing Format Adobe Systems
204 .FH11 - Adobe FreeHand 11 Drawing Format Adobe Systems
205 .FH12 - Adobe FreeHand Drawing Adobe Systems Incorporated
206 .FH2 - Adobe FreeHand Drawing Adobe Systems Incorporated
207 .FH3 - Adobe FreeHand Drawing Adobe Systems Incorporated
208 .FH4 - Adobe FreeHand Drawing Adobe Systems Incorporated
209 .FH40 - Adobe Freehand For Mac Adobe Systems Incorporated
210 .FH5 - Adobe FreeHand Drawing Adobe Systems Incorporated
211 .FH50 - Adobe Freehand Creator Code Adobe Systems Incorporated
212 .FH6 - Adobe FreeHand Drawing Adobe Systems Incorporated
213 .FH7 - Adobe FreeHand 7 Drawing Format Adobe Systems
214 .FH8 - Adobe FreeHand 8 Drawing Format Adobe Systems
215 .FH9 - Adobe FreeHand 9 Drawing Format Adobe Systems
216 .FHA3 - Adobe Freehand For Mac Adobe Systems Incorporated
217 .FHC - Canute - FHC Data Format Canute
218 .FHD - Adobe FreeHand Vector Drawing Format Adobe Systems
219 .FHD3 - FreeHand N/A
220 .FHF - Free Hide Folder Data Format Cleanersoft Software
221 .FHM - ASIP Meister ASIP Solutions, Inc.
222 .FHS - Adobe Flash Skin XML Adobe Systems Incorporated
223 .FHX - DeltaV Configuration Emerson Electric Co.
224 .FHZ - Adobe Robohelp ZIP Compressed Skin Adobe Systems Incorporated
225 .FI - Flash Image Image N/A
226 .FIB - File Investigator Forensic Innovations, Inc.
227 .FIC - WINDEV Hyper File Database PC SOFT
228 .FID - File Investigator Database Format Forensic Innovations
229 .FIDO - Kodak Cineon Image Format Adobe Systems Incorporated
230 .FIF - Fractal Image Format Interwoven Systems
231 .FIFF - Elekta Neuromag Data N/A
232 .FIG - Xfig Drawing Xfig
233 .FIL - File List dataBased Intelligence
234 .FILA - Aleph One Replay Format Bungie Studios
235 .FILE - Generic Windows Format N/A
236 .FILELOC - Apple Mac OS X Finder Internet Location Apple, Inc.
237 .FILEPART - WinSCP Temporary Download N/A
238 .FILE_CRCS - Electronic Arts Origin Client Electronic Arts, Inc.
239 .FILM - Filmkey Player Media Filmkey
240 .FILTERS - Microsoft Visual Studio VCX Project Filter Format Microsoft
241 .FIM - Fractal Imaginator Data/Parameter Mystic Fractal
242 .FIMPP - FiM++ Source Code Format N/A
243 .FIN - Corel WordPerfect Print Format Text Corel Corporation
244 .FIO - Aldus PhotoStyler Graphics Filter Ulead Systems
245 .FIR - FireOne Fireworks Show Pyrotechnics Management, Inc.
246 .FIRE - FireStarter Project Format CofeeCup
247 .FIRST - Formatted Text N/A
248 .FIS - Dynamite VSP Feature Interpretation Style 3am Solutions (UK) Limited
249 .FIT - Flexible Image Transport System Format N/A
250 .FITS - Flexible Image Transport System Format N/A
251 .FIV - File Investigator Forensic Innovations, Inc.
252 .FIZ - FITS Graphics N/A
253 .FJL - Rootkit.Win32.Agent.fjl Virus N/A
254 .FJSW - Formulator Tarsia Jigsaw Hermitech Laboratory
255 .FJV - IGO Primo Map Related NNG Kft
256 .FKC - FBackup Catalog Softland
257 .FKD - FotoKiss Photo Set Data LANSRAD
258 .FKT - KmPlot Data KDE e.V
259 .FKY - Visual FoxPro Macro Format N/A
260 .FL - Adobe Flash Project Format Adobe
261 .FL3 - Flash 3D Format Adobe Systems
262 .FLA - Editable Adobe Flash Movie Format Adobe Systems
263 .FLAC - Audio Files Encoded By Flac - Free Lossless Audio Codec N/A
264 .FLAM3 - Fractal Flames Format N/A
265 .FLAME - Fractal Flames Format N/A
266 .FLB - FileMaker Pro Label Format FileMaker
267 .FLC - AutoDesk FLIC Format Autodesk
268 .FLD - YSFLIGHT Field Format YSFLIGHT.com
269 .FLEXOLIBRARY - Final Cut Pro Library Apple, Inc.
270 .FLF - Microsoft Dynamics NAV License Format Microsoft
271 .FLG - IsoPuzzle Flag Format The IsoPuzzle Team
272 .FLH - FLIC Animation Format N/A
273 .FLI - Autodesk Animator FLIC Animation Old Format Autodesk
274 .FLIC - Autodesk Animator Animation N/A
275 .FLIPCHART - ActivInspire Flipchart Format Promethean
276 .FLI_ - Autodesk Animator FLIC Animation Old Format Autodesk, Inc.
277 .FLK - Folder Lock Encrypted Format NewSoftwares
278 .FLKA - Folder Lock Encrypted Portable Folder Format NewSoftwares
279 .FLKB - Folder Lock Encrypted Folder Format NewSoftwares
280 .FLKW - Folder Lock Encrypted NewSoftwares Inc.
281 .FLL - Micrografx Designer Image Fill Pattern N/A
282 .FLM - Adobe Premiere Filmstrip Adobe Systems Incorporated
283 .FLMOD - Freelancer Game Archive Microsoft Corporation
284 .FLN - Flight Plan DeLorme
285 .FLO - Micrografx FlowCharter Flowchart Format iGrafx
286 .FLOW - Expression SketchFlow Data Format Microsoft
287 .FLP - Floppy Disk Image N/A
288 .FLR - Netscape Live3D Format N/A
289 .FLS - Adobe Flash Lite Sound Bundle Format Adobe Systems
290 .FLST - Adobe InDesign Format Adobe Systems
291 .FLT - Autodesk Animator FLIC Format Presagis
292 .FLT3 - Adobe Filter Adobe Systems Incorporated
293 .FLUX - FluxTime Studio Clip FluxTime Limited
294 .FLV - Flash Video Format Adobe Systems
295 .FLVAT - Downloaded Flash Video N/A
296 .FLW - Freelance Flowchart IBM
297 .FLWA - Folder Lock Wallet Format NewSoftwares
298 .FLX - FelixCAD Drawing Format Graebert
299 .FLY - Digiflyer E-mail Document Digiflyer
300 .FLZ - MediaShow Data CyberLink Corp.
301 .FM - FileMaker Pro Database Format Adobe Systems
302 .FM1 - Lotus 1-2-3 Release 2.x Spreadsheet IBM
303 .FM2 - FCEUX Movie FCEUX project team
304 .FM3 - Lotus 1-2-3 Release 3.x Spreadsheet Format IBM
305 .FM5 - FileMaker 5 Database Format FileMaker
306 .FMAP - Family Atlas Pulbished Family Map RootsMagic, Inc.
307 .FMB - WordPerfect For Win File Manager Button Bar Corel Corporation
308 .FMC - NCAD Cobus
309 .FMCF - Adobe Type Manager Preferences Adobe Systems Incorporated
310 .FMD - Microsoft Access Microsoft Corporation
311 .FMDB - BUILD-QUANT Object Database ENSOFT INDIA
312 .FME - FME Mapping Format Safe Software
313 .FMELIC - FME License Format Safe Software
314 .FMF - FaxMan Jr Fax Data Techniques, Inc.
315 .FMI - FME Workbench Mapping Format Safe Software
316 .FMJ - FaceMorpher Project Luxand Development
317 .FMK - FaxMaker GFI Software
318 .FMK$ - FileMaker For Mac FileMaker, Inc.
319 .FMK4 - FileMaker For Mac FileMaker, Inc.
320 .FML - WWE RAW Character Format THQ
321 .FMO - DBASE IV Compiled Format dataBased Intelligence, Inc.
322 .FMOD - Adobe Illustrator Flattening Module Format Adobe Systems
323 .FMP - AutoCAD Font Map Autodesk
324 .FMP12 - FileMaker Pro Database Format FileMaker
325 .FMP3 - FileMaker Pro For Mac Document FileMaker, Inc.
326 .FMPLUGIN - FileMaker Pro Plug-in Format FileMaker
327 .FMPP - FLAMES Model Prototype Ternion Corporation
328 .FMPR - FileMaker Pro Mac FileMaker, Inc.
329 .FMPSL - FileMaker Pro Database Snapshot Format FileMaker
330 .FMR - BrainVoyager QX Project Rainer Goebel
331 .FMS - Lotus Freelance Graphics IBM
332 .FMT - Database Format Format N/A
333 .FMTR - FileMaker Transfer FileMaker, Inc.
334 .FMV - Bink Tools Full Motion Video Format N/A
335 .FMW - FME Workspace Format Safe Software
336 .FMX - FileMaker Pro Plug-in Format N/A
337 .FMXLIST - FME Transformer List Format Safe Software Inc.
338 .FMXT - FileMaker Pro Mac FileMaker, Inc.
339 .FMZ - Form-Z Project Format AutoDesSys
340 .FN3 - Harvard Graphics 3.0 Font Harvard Graphics
341 .FNA - FASTA DNA And Protein Sequence Alignment University of Virginia
342 .FNBK - Food Network Recipe Manager Recipe Data Format Nova Development
343 .FNC - Frogans Network Certificate Denford
344 .FND - Microsoft Windows Explorer Saved Search Format Microsoft
345 .FNDR - Xmap For Mac DeLorme
346 .FNET - FileMaker Network FileMaker, Inc.
347 .FNF - Forte Notation Lugert Verlag GmbH & Co.
348 .FNI - FileNet IDM Viewer IBM
349 .FNK - FunkTracker Module N/A
350 .FNL - Microsoft Live Mesh Microsoft Corporation
351 .FNLF - Novation Automap License Format Novation
352 .FNM - Apache Lucene Field Apache Software Foundation
353 .FNN - DOS Screen Text Font Microsoft Corporation
354 .FNO - Atlast File Notes Organizer CSV Data Atlast! Solutions
355 .FNR - Trojan-Dropper.Win32.Flystud.lc. N/A
356 .FNRECIPES - Food Network Recipe Format Nova Development
357 .FNS - Apple FontSyncScripting Font Profile Apple, Inc.
358 .FNSP - Apple FontSync Scripting Apple, Inc.
359 .FNT - Font Format N/A
360 .FNTA - Marathon 2 Aleph One Font Format Bungie Studios
361 .FNX - Fenix Key Lavarow Team
362 .FO - XSL-FO Form Format N/A
363 .FO1 - Borland Turbo C Font Embarcadero Technologies, Inc.
364 .FO2 - Borland Turbo C Font Embarcadero Technologies, Inc.
365 .FOB - Microsoft Dynamics NAV (Navision) Attain Object Format Microsoft
366 .FOC - FOCUS Database Information Builders
367 .FOD - EZ-Forms ULTRA EZ-Forms Company
368 .FODG - OpenDocument Flat XML Drawing OpenOffice.org Project Team
369 .FODP - OpenDocument Flat XML Presentation Format Oracle
370 .FODS - OpenDocument Flat XML Spreadsheet Format Oracle
371 .FODT - OpenDocument Flat XML Document Format Oracle
372 .FOF - EZ-Forms Filled Out Form EZ-Forms Company
373 .FOG4 - Fontographer 4 FontLab Ltd.
374 .FOL - PFS First Choice Database Format SoftKey
375 .FOLDER - Microsoft Windows Explorer Folder Microsoft Corporation
376 .FOLX - Folx Download Format Eltima Software
377 .FOM - EZ-Forms Fill Out Master Form EZ-Forms Company
378 .FOMOD - Fallout 3 Mod Format N/A
379 .FON - Microsoft Windows Bitmap Font Format N/A
380 .FONT - Font Data N/A
381 .FOP - InfoZoom Protected Data Format humanIT
382 .FOR - Fortran Source Format N/A
383 .FORM - Java Form Oracle Corporation
384 .FORTH - Forth Source Code N/A
385 .FOS - Fallout 3 Saved Game Format Bethesda Softworks
386 .FOT - Font Resource Format N/A
387 .FOTA - Firmware Over-the-Air Format Google
388 .FOUNDFILES - MAC OS X Apple, Inc.
389 .FOUNTAIN - Fountain Syntax N/A
390 .FOV - MORSE Field Of View N/A
391 .FOX - FoxBase FoxPro Executable Format Microsoft Corporation
392 .FP - Microsoft FoxPro Configuration Format OpenGL
393 .FP2 - Insaniquarium Deluxe Fish GameHouse, Inc.
394 .FP3 - FileMaker Pro Database Format Fast Reports
395 .FP4 - FileMaker Pro Database Format FileMaker
396 .FP5 - FileMaker Pro Database Format FileMaker
397 .FP7 - FileMaker Pro Database Format FileMaker
398 .FPA - Front Panel Designer Encrypted Order Format N/A
399 .FPAGE - Microsoft XPS Document Page Microsoft Corporation
400 .FPB - FLAMES Playback Recorder Ternion Corporation
401 .FPBF - Mac OS X Finder Burnable Backup Archive Apple
402 .FPC - FoxPro Catalog Microsoft Corporation
403 .FPD - MicroSim PCBoard External ASCII Footprint Definition Format Front Panel Express
404 .FPE - FPS Creator Entity Format The Game Creators
405 .FPENC - FileProtect Encrypted Format FileProtect
406 .FPF - IKEA Home Planner Format IKEA
407 .FPFV - File Protected From Virus Intermedia
408 .FPG - DIV Games Studio Multi Map Image Format The Game Creators
409 .FPI - FPS Creator Intelligence Script Format The Game Creators
410 .FPID - FPS Creator AI Wizard Data Format The Game Creators
411 .FPIX - FlashPix Bitmap Image N/A
412 .FPJ - FARSITE Project Format FireModels.org
413 .FPK - Civilization IV Game Archive 2K Games
414 .FPKG - Apple Mac OS X Installer Package Apple, Inc.
415 .FPL - Flitskikker Language N/A
416 .FPM - FPS Creator Map Format The Game Creators
417 .FPMB - FPS Creator Map Buffer Format The Game Creators
418 .FPMO - FPS Creator Map Overlay Format The Game Creators
419 .FPOP - Spider-Man: Shattered Dimensions Saved Game Activision
420 .FPOS - Photo Pos Pro Image Format Power Of Software
421 .FPP - FPS Creator Prefab Format N/A
422 .FPR - Fruitypro Samples Humanize Presets Grooves N/A
423 .FPS - FPS Creator Project Format The Game Creators
424 .FPSL - FileMaker Pro Snapshot Link FileMaker
425 .FPSX - Symbian Firmware Flash Format Nokia
426 .FPT - FileMaker Pro Database Memo Format FileMaker
427 .FPW - FoxPro Configuration Microsoft Corporation
428 .FPX - Kodak FlashPiX Bitmap Image Kodak
429 .FQC - FAQ Creator Format CaosG
430 .FQF - FlashFXP Queue iniCom Networks Inc.
431 .FQY - FLAMES (FLARE) Command Ternion Corporation
432 .FR - French Language Translation N/A
433 .FR3 - FastReport Form Format Fast Reports
434 .FR4 - Fractal Explorer Quaternion Spots In Internal Parametrical Format Sirotinsky Arthur and Olga Fedorenko
435 .FRA - Adobe Framemaker Adobe Systems Incorporated
436 .FRAG - Microsoft XPS Document Fragment Microsoft Corporation
437 .FRAM - Adobe Framemaker Adobe Systems Incorporated
438 .FRAME - Adobe FrameMaker Interchange Format Adobe Systems Incorporated
439 .FRAMES - The Iconfactory XScope Frame Format The Iconfactory
440 .FRAMEWORK - Apple Mac OS X Application Framework Format N/A
441 .FRC - Microsoft Flight Simulator FS Recorder Recorded Format Matthias Neusinger
442 .FRD - Need For Speed Track Data Electronic Arts, Inc.
443 .FRE - FIFA 2002 Data Legal Screen Electronic Arts, Inc.
444 .FRED - FredEditor Sound N/A
445 .FREECELLSAVE-MS - FreeCells Saved Game Format Microsoft
446 .FREELIST - ArcGIS Esri
447 .FRELF - Abbyy FineReader Engine License ABBYY
448 .FREQ - SAM Frequency Model Richard Hughey - Kevin Karplus - Anders Krogh
449 .FRESHCONTACT - NAVIGON MobileNavigator Navigation NAVIGON AG
450 .FRF - FreeReports Template Format Fast Reports
451 .FRG - DBASE IV Uncompiled Report Format dataBased Intelligence, Inc.
452 .FRI - Firefox Bookmark Backup Mozilla Corporation
453 .FRJ - FreeForm-J Project Format FreeForm-J
454 .FRK - Apple Macintosh Resource Or Data Fork N/A
455 .FRL - Formflow Electronic Form Loader N/A
456 .FRM - MySQL Database Metadata Format MySQL
457 .FRM16 - Lionheart: Legacy Of The Crusader Game Interplay Entertainment Corporation
458 .FRO - DBASE IV Compiled Report Format N/A
459 .FRP - PerForm Or FormFlow Form Delrina
460 .FRQ - Bibexcel Olle Persson
461 .FRR - Mandelbrot Explorer Fractal Region Settings Format J R Oakley
462 .FRS - Corel WordPerfect Screen Font Resource Format Corel
463 .FRT - Visual FoxPro Additional Report Description Format N/A
464 .FRV - Microsoft FRx Microsoft Corporation
465 .FRW - RollerCoaster Tycoon Fireworks Source Atari, Inc.
466 .FRX - Visual FoxPro Main Report Description Format Microsoft
467 .FRY - Fryrender Export Format RandomControl
468 .FRZ - Snes9x Saved State Format The Snes9x Team
469 .FS - Microsoft Visual F# Source Code Format Microsoft
470 .FS2 - Descent FreeSpace 2 Game Format Interplay
471 .FS5 - Microsoft Flight Simulator Scenery Microsoft Studios
472 .FS6 - Microsoft Flight Simulator Panels Microsoft Studios
473 .FSA - FASTA DNA And Protein Sequence Alignment N/A
474 .FSB - FMOD Audio Format Firelight Technologies
475 .FSC - FruityLoops Score Format Image Line Software BVBA
476 .FSD - COCO AmsterCHEM Flowsheet Document N/A
477 .FSEVENTSD - MAC OS X Apple, Inc.
478 .FSEVENTSD-UUID - Fseventsd N/A
479 .FSF - Microsoft Office Cache Microsoft Corporation
480 .FSG - IBM Voice Type Languages Map Format IBM
481 .FSH - Fragment Shader Format OpenGL
482 .FSI - Microsoft Visual F# Signature Format Microsoft
483 .FSIF - MyLabel Designer Deluxe Label Format Avanquest
484 .FSK - FotoSketcher Parameter Preset David THOIRON
485 .FSL - Corel Paradox Compiled Form Format Corel
486 .FSM - Farandole Composer WaveSample Music Format N/A
487 .FSN - Greeting Card Factory Greeting Card Nova Development Corporation
488 .FSO - Adobe Flash Media Server File System Object Adobe Systems Incorporated
489 .FSP - Fsplit Split N/A
490 .FSPROJ - Microsoft Visual Studio Visual F# Project Format Microsoft
491 .FSQ - CryENGINE Facial Editor Sequence Format Crytek
492 .FSR - File Substring Replacement Utility N/A
493 .FSS - Micrografx Picture Publisher 8 Register Format Micrografx, Inc.
494 .FSSAVE - Flight Simulator Save Format Microsoft
495 .FSSCRIPT - Microsoft Visual Studio F# Script Format Microsoft
496 .FST - FL Studio Format Image Line Software BVBA
497 .FSTAB - File System Table N/A
498 .FSX - Microsoft Visual Studio F# Script Format Microsoft
499 .FSY - PhotoFantasy Image Picture N/A
500 .FSZ - Fractal Zplot Data/parameter Mystic Fractal
501 .FT - Lotus Notes Full Test Index IBM
502 .FT10 - Adobe FreeHand 10 Template Format Adobe Systems
503 .FT11 - Adobe FreeHand 11 Template Format Adobe Systems
504 .FT30 - Adobe PageMaker For Mac Filter Adobe Systems Incorporated
505 .FT7 - Adobe Freehand 7 Template Format Adobe Systems
506 .FT8 - Adobe FreeHand 8 Template Format Adobe Systems
507 .FT9 - Adobe FreeHand 9 Template Format Adobe Systems
508 .FTB - Family Tree Maker Genealogy Ancestry.com Inc.
509 .FTC - FluxTime Clip Format FluxTime
510 .FTCH - Extensis Portfolio Image Database Extensis a division of Celartem, Inc.
511 .FTD - FFT Designer Project RHDC Services Ltd
512 .FTF - Sony Ericsson Xperia Android Firmware N/A
513 .FTG - Microsoft Windows Help Format N/A
514 .FTH - FileMaker Pro Theme Format FileMaker
515 .FTIL - E-Hastakshar Contract Note Format FTIL
516 .FTK - Forensic Toolkit N/A
517 .FTL - FreeMarker Template Format The FreeMarker Project
518 .FTM - Micrografx Font Format N/A
519 .FTMB - Family Tree Maker Backup Ancestry.com Inc.
520 .FTMT - Family Tree Maker Chart Template Ancestry.com Inc.
521 .FTMX - Finale Score Template MakeMusic, Inc.
522 .FTN - Fortran Language Source Code Format N/A
523 .FTP - FTP Configuration N/A
524 .FTPL - Simfatic Forms Template Simfatic Solutions
525 .FTPLOC - Apple Mac OS X Finder FTP Location Format N/A
526 .FTPQUOTA - Ftpquota Format ProFTPD
527 .FTR - IRIX Silicon Graphics, Inc.
528 .FTS - Flexible Image Transport System Format N/A
529 .FTV - CA CleverPath Forest & Trees CA Technologies
530 .FTW - Family Tree Maker Format Ancestry.com
531 .FUD - FairUse Wizard Data N/A
532 .FUJ - Worm.Win32.AutoRun.fuj Virus N/A
533 .FUK - Postal 2 Map Running With Scissors
534 .FUL - Microsoft Backup File List Microsoft
535 .FULL - Cygwin Variable Log Red Hat, Inc.
536 .FUN - Koolmoves Lucky Monkey Design LCC
537 .FUS - GURU Uninstall Script FXpansion™ Audio UK Ltd.
538 .FUSE_HIDDEN - Samba The Samba Team
539 .FV - Fresh View Thumbnail Cache Freshdevices.com
540 .FVE - Windows BitLocker Full Volume Encryption Microsoft Corporation
541 .FVP - FLUENT Path Line ANSYS Inc.
542 .FVU - File Validation Utility Input National Securities Depository Limited
543 .FW - Firmware Update Format N/A
544 .FW2 - FrameWork Database Selections & Functions, Inc.
545 .FW3 - FrameWork III Database Selections & Functions, Inc.
546 .FW4 - Framework IV Selections & Functions, Inc.
547 .FWB - FileWrangler Data Backup N/A
548 .FWD - Imail Server Forwarded Mail Ipswiitch,Inc.
549 .FWDN - FWriter Document MSS Software & Services
550 .FWEB - Fortran WEB IBM
551 .FWF - Bentley InRoads Survey Feature Table Bentley Systems, Incorporated
552 .FWL - FileWrangler EXE Library CursorArts Company
553 .FWP - Frontpage Web Packages Microsoft
554 .FWS - FileWrangler Data File For File Splitting Configuration CursorArts Company
555 .FWT - FacetWin Configuration Format Facet Corp
556 .FWX - FoxWeb Script Aegis Group
557 .FX - DirectX D3DXEffect Object Format Microsoft
558 .FX2 - Corel WordPerfect Office Template Corel Corporation
559 .FX3 - Fugawi Map Northport Systems Inc.
560 .FX4 - Fugawi GPS Map Northport Systems Inc.
561 .FXA - OC3 FaceFX Actor Format O3 Entertainment
562 .FXB - Steinberg VST Audio Plug-in Format Steinberg
563 .FXC - DIMDATA FilePackager Configuration Format DIMDATA
564 .FXCB - Crysis Shader Cache CRYTEK
565 .FXCPROJ - NVidia FX Composer Project Format NVIDIA
566 .FXD - FoxPro FoxDoc Support Microsoft Corporation
567 .FXF - IBM BigFix Action Format IBM
568 .FXG - Adobe Flash XML Graphics Format Adobe Systems
569 .FXH - MetaTrader 4 Backup MetaQuotes Software Corp.
570 .FXI - File-Ex Data Cottonwood Software
571 .FXL - FaceFX Batch Format OC3 Entertainment
572 .FXM - Fuxoft AY Music Chip Language Format pmG
573 .FXML - Oracle FXML Language Source Code Oracle Corporation
574 .FXO - WinFax Image Format N/A
575 .FXP - Visual FoxPro Compiled Database Format Microsoft
576 .FXPL - Adobe Flash Catalyst FXP Library Format Adobe
577 .FXR - Oracle Font Cross-reference N/A
578 .FXS - WinFax Transmit Format Graphics Format Microsoft
579 .FXT - Finale Plug-in Format MakeMusic, Inc.
580 .FXTC - Adobe After Effects Project Adobe Systems Incorporated
581 .FXW - ESignal eSignal
582 .FXY - Fortron Embroidery Format N/A
583 .FYC - ESignal eSignal
584 .FYI - FLOWCAL Desktop Flow-Cal, Inc.
585 .FZ - Fritzing Project Format Fritzing
586 .FZA - Form-Z Autosave Format AutoDesSys
587 .FZB - Casio FZ-1 Bank Dump N/A
588 .FZD - AIRLINE City Data Efzed Pty. Ltd.
589 .FZF - Casio FZ-1 Full Dump N/A
590 .FZIP - Foxit Reader Add-on Format Foxit
591 .FZP - Fritzing Part Format Fritzing
592 .FZV - Casio FZ-1 Voice Dump Format N/A
593 .FZY - LexisNexis Concordance Fuzzy LexisNexis
594 .FZZ - Fritzing Data Format Fritzing