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File extensions in alphabetical order #ABCDEFGHIJKLMNOPQRSTUVWXYZ

Browse extensions - B

    File extensions starting with a letter B

Browse extensions - B

# File extension Developer
0 .B - IBM Lotus Applause Batch List Format IBM
1 .B!K - Microsoft Flight Simulator Scenery Microsoft Studios
2 .B&W - Bitmap Image N/A
3 .B00 - Blindwrite VSO-Software
4 .B01 - BlindWrite Image N/A
5 .B02 - BlindWrite Image N/A
6 .B1 - B1 Compressed Archive Catalina Group
7 .B16 - PCO Image N/A
8 .B2 - Progress Database N/A
9 .B24 - Ovation Pro For RISC OS C Script David Pilling
10 .B25 - Ovation Pro For RISC OS DDL David Pilling
11 .B26 - Ovation Pro For RISC OS Style Sheet David Pilling
12 .B27 - Ovation Pro For RISC OS Document David Pilling
13 .B2A - Binary To ASCII (BTOA) Encoded Format N/A
14 .B2D - Brutus2D Source Code CBS Interactive Inc.
15 .B2F - RISC OS Windows Metafile RISCOS Ltd.
16 .B30 - Ventura Publisher Printer Font Corel Corporation
17 .B3D - BodyPaint 3D Format MAXON Computer GmbH
18 .B3P - Native Instruments Battery Preset Native Instruments, Inc.
19 .B4S - Winamp 3 Playlist Format Nullsoft
20 .B4U - Visual ReadMe Tuukka Salonen
21 .B5 - MDBG Chinese-English Dictionary MDBG
22 .B5I - BlindWrite Image Format VSO Software
23 .B5L - BlindWrite Image Smart Projects
24 .B5T - BlindWrite Image Format VSO Software
25 .B60 - RISC OS PNG Bitmap Image RISCOS Ltd.
26 .B64 - ASCIIi Base64 MIME Encoded Archive Format N/A
27 .B6I - BlindWrite Image Format VSO Software
28 .B6L - Blindwrite License VSO-Software
29 .B6T - BlindWrite Table Of Contents Format VSO Software
30 .BA - Scifer Archive External Archive Format Scifer
31 .BA1 - Microsoft Windows Media Center Report Log Microsoft Corporation
32 .BABL - DeBabelizer Automated Media Processing Solutions
33 .BAC - Backup Plus Backup Format Avantrix
34 .BACK - RMCProfile Coefficient N/A
35 .BACKUP - Backup Of Current ISAPI Application N/A
36 .BACKUPDB - Apple Time Machine Backup Folder Format Apple
37 .BAD - Microsoft Exchange Badmail Format Microsoft
38 .BADONGO - Badongo Information Service Badongo.com
39 .BAF - Battlefield 2 Animation Electronic Arts, Inc.
40 .BAFL - BurnAware Free Compilation Format Burnaware Technologies
41 .BAG - PMMail Mail Index Blueprint Software Works, Inc.
42 .BAI - BUILD2WIN Add-in BID2WIN Software Inc.
43 .BAK - Backup Plus Backup Format N/A
44 .BAK2 - Microsoft FrontPage Microsoft Corporation
45 .BAK3 - Crysis Backup CRYTEK
46 .BAK~ - AbiWord Auto-saved Document Format AbiSource
47 .BAL - Borland Programming Language Source Code N/A
48 .BAM - Bobs Adlib Music N/A
49 .BAMBOOPAPER - Bamboo Document Wacom Company, Limited
50 .BAMP - Easy Button & Menu Maker Project Blumentals Solutions SIA
51 .BAN - MegaHAL Non-keyword List Ai Research
52 .BAND - GarageBand Music Project Format Apple
53 .BAP - Blaze RipEditBurn Audio Wave Information Format Blaze Audio
54 .BAR - Age Of Empires / Age Of Mythology Game Format Microsoft
55 .BAS - Basic Source Code Format N/A
56 .BASEBINARY - Apple Mac OS X AirPort Base Station Binary Apple, Inc.
57 .BASECONFIG - AirPort Utility Setting Apple, Inc.
58 .BASEPROJ - DNA Baser Sequence Aligner Project Heracle BioSoft
59 .BASERPROJ - DNA Baser Project Format Heracle BioSoft
60 .BASEX - BaseX Data Format BaseX Team
61 .BASH - Unix Shell Script (bash) Apple, Inc.
62 .BASHRC - Bash Shell Startup Script Configuration Format The GNU Project
63 .BASH_HISTORY - Bash History Format The GNU Project
64 .BASH_LOGIN - Unix Shell Script (bash) GNU Project
65 .BASH_LOGOUT - Unix Shell Script (bash) GNU Project
66 .BASH_PROFILE - Bash Interactive Login Shell Format The GNU Project
67 .BASIN - HEC-HMS Basin Model Settings U.S. Army Corps of Engineers
68 .BAT - Batch File (executable) Microsoft
69 .BATCH - Switchball Game Data Sierra Entertainment, Inc.
70 .BAU - OpenOffice.org Configuration Format Sun Microsystems
71 .BAV - AVG Bat! Plugin Format RITLABS
72 .BAW - BrainLED AlfaWave Session BrainLED
73 .BAY - Kodak/Roper Bayer Picture Sequence Format Casio
74 .BAZ - Acomba Accounting Suite Backup ACCEO Solutions Inc.
75 .BA_ - Renamed BAT Format Microsoft
76 .BB - Blitz Basic Source Code Format Blitz Research
77 .BB2 - XBBS-OS/2, XGROUP, AV, ZTree Archiver Control N/A
78 .BB3 - BlasterBall 3 Level Format WildTangent
79 .BBA - BlueByte Archive Ubisoft Entertainment S.A.
80 .BBB - BlackBerry Backup (post 2012) Format Research In Motion
81 .BBC - BBC BASIC For Windows N/A
82 .BBCD - BobCAD-CAM Document BobCAD-CAM
83 .BBE - MindGenius Brainbloom MindGenius Ltd.
84 .BBF - ScriptBasic Binary ScriptBasic Project Team
85 .BBFW - ITunes Firmware Apple, Inc.
86 .BBG - CyberSports For Basketball Game CyberSports, Inc.
87 .BBI - LinkOne Data Ventyx
88 .BBK - TreePad Backup N/A
89 .BBL - TeX/BibTeX Bibliographic Reference Format Oren Patashnik
90 .BBLM - Mario Kart Mod Effect Format Bare Bones Software
91 .BBLX - E-Sword Bible Rick Meyers
92 .BBPROJECT - BBEdit Project Format Bare Bones Software
93 .BBPROJECTD - BBEdit Project Format Bare Bones Software
94 .BBRKPUZZLE - Puzzle Juan Trujillo
95 .BBRKSAVE - Puzzle Started Status Juan Trujillo
96 .BBS - Bulletin Board System Text Format N/A
97 .BBT - BTwin Local Database Procedimientos-Uno, S.L.
98 .BBTL - BBEdit Tool Palette Bare Bones Software
99 .BBV - PPLive PPLive Inc.
100 .BBW - Band-in-a-Box Nterface PG Music Inc.
101 .BBX - BrainBox Neural Network Neil Fraser
102 .BBXT - BBEdit Bare Bones Software
103 .BBZ - BeBuzz Backup Format Bellshare
104 .BC - Bittorrent Unfinished Download Format BitComet
105 .BC! - Bittorrent Unfinished Download Format BitComet
106 .BC5 - Impression Document N/A
107 .BC6 - Cashflow Manager 2006 Backup Cashflow Manager Pty Ltd.
108 .BC7 - Cashflow Manager 2007 Backup Cashflow Manager Pty Ltd.
109 .BCA - Allplan Backup Catalog Nemetschek AG
110 .BCB - Borland C++ Builder Embarcadero Technologies, Inc.
111 .BCC - Borland C++ Format/makefile Embarcadero Technologies
112 .BCD - Microsoft Windows Boot Configuration Format Microsoft
113 .BCF - Business Card Designer Pro Business Card Design Format Belltech Systems
114 .BCH - Datalex Entrypoint 90 Data Phoenix Software International
115 .BCI - Belarc Advisor Computer Profile Report Belarc
116 .BCK - VMX Backup Format HP
117 .BCKP - Ad-Aware Quarantined Format Lavasoft
118 .BCL - Illumina CASAVA Base Call Format Illumina
119 .BCM - Business Contact Manager Format Microsoft
120 .BCMX - Microsoft Outlook Business Contact Manager Customization Format Microsoft
121 .BCN - Business Card Design bizcardpro.com
122 .BCP - Borland C++ Makefile Borland
123 .BCR - Map&guide Station List PVT AG
124 .BCS - Boland Calibration Settings Format Boland
125 .BCT - Adobe Bridge Cache Format Adobe Systems
126 .BCW - Borland C++ Workspace Micro Focus International plc
127 .BCX - Beam Report Standard Definition Systeam
128 .BD - BenDaglish Audio N/A
129 .BD1 - Map Block Location team MITEI
130 .BD2 - Lacerte Tax Tax Intuit Inc.
131 .BDAE - Gameloft Game Data Format Gameloft
132 .BDB - Microsoft Works Database Backup Format Microsoft
133 .BDB2 - BrainMaster Settings Brainmaster Technologies, Inc.
134 .BDC - Lingvo Dictionary Format Babylon
135 .BDCM - Microsoft Visual Studio BDC Model Microsoft Corporation
136 .BDCR - Microsoft Visual Studio BDC Resource Microsoft Corporation
137 .BDCT - BBEdit Dictionary Bare Bones Software
138 .BDD - CARA Sound Radiation Data Format CARA
139 .BDE - Pro/ENGINEER Temporary Parametric Technology Corporation
140 .BDF - Bdiff Bupdate Binary Update Format Adobe Systems
141 .BDG - Badge Designer 2000 Photo ID E T Jones
142 .BDH - Silk Performer Include Borland Software Corporation
143 .BDI - Pro/ENGINEER Temporary Parametric Technology Corporation
144 .BDIC - Google Chrome Dictionary Format Google
145 .BDJO - Java BD-J Object Descriptor Oracle Corporation
146 .BDK - OS/2 Floppy Disk Image IBM
147 .BDL - CoCreate Designer Bundle Format Parametric Technology
148 .BDM - AVHCD Video Information Or Index Format Sony
149 .BDMV - Blu-ray Information Format Blu-ray Disc Association
150 .BDOC - DigiDoc Client Container SK.ee
151 .BDOF - Mario Kart Mod Effect N/A
152 .BDP - Microsoft Exchange Diagnostic Message Microsoft
153 .BDR - Microsoft Publisher Border Format Microsoft
154 .BDS - Cadcorp SIS Base Dataset Computer Aided Development Corporation Limited
155 .BDSGROUP - BDS Project Group Embarcadero Technologies, Inc.
156 .BDSPROJ - BDS Project Format Embarcadero Technologies
157 .BDT - Lingvo Dictionary ABBYY
158 .BDT2 - BEEDOCS Timeline 3D Timeline Document Format BEEDOCS
159 .BDT3 - BEEDOCS Timeline 3D Timeline Document Format BEEDOCS
160 .BDTD - Java Sun Binary DTD Oracle Corporation
161 .BDTP - BaiduPlayer Media N/A
162 .BDV - BitDefender Vault Softwin
163 .BDW - Budget Data Snowmint Creative Solutions LLC
164 .BDX - BitDefender Softwin
165 .BDY - DMAP Boundary Alan Morton
166 .BEA - Beamer Song The Beamer Project
167 .BEAM - Compiled Erlang Code Format Ericsson
168 .BEAN - Bean Document Format Bean
169 .BEB - EEC Analyzer Clint Garrity
170 .BED - UCSC BED Annotation Track Format UCSC
171 .BEE - Bee Archiver Compressed Archive Andrew Filinsky
172 .BEH - CRiSP Calibration School of Aquatic & Fishery Sciences, University of Washington
173 .BEJEWELED2DELUXESAVEDGAME - Bejeweled 2 Deluxe Save Game Format Big Fish Games
174 .BEK - Shanda Bambook E-book N/A
175 .BEL - Belon Compressed Archive N/A
176 .BEN - SiSoftware Sandra SiSoftware
177 .BEP - Beamer Playlist The Beamer Project
178 .BES - MOBY Database Bitter End Systems
179 .BET - BETA Source Format N/A
180 .BEVEL - FontTwister Bevel Neuber Software
181 .BEX - BOOM Extensions To Dehacked N/A
182 .BEXPK - PGP Binary Extracted Public Key PGP Corporation
183 .BF - Beyond Good & Evil Game Archive Format Cryo Interactive Entertainment
184 .BFA - Blowfish-encrypted Format N/A
185 .BFB - Zoo Tycoon 2 Game Model Microsoft Studios
186 .BFC - Microsoft Windows 95 Briefcase Document Format N/A
187 .BFD - Linux BFD Rules Configuration Various Linux developers
188 .BFE - Bcrypt - BlowFish File Encryption Johnny Shelley
189 .BFF - AIX Backup Format IBM
190 .BFFM - B-17 Flying Fortress: The Mighty 8th Game Microprose
191 .BFG - Mario Kart Mod Effect Format Big Fish Games
192 .BFI - Blaise Index Statistics Netherlands
193 .BFL - Colin McRae Rally 2 Game Codemasters
194 .BFLI - BFLI Image Format N/A
195 .BFM - Terminal Reality Model Format Terminal Reality
196 .BFMV - BfMeshView Workspace Martjin Buijs
197 .BFONT - Need For Speed SHIFT Font Electronic Arts, Inc.
198 .BFP - Benchmark Factory Project Quest Software, Inc.
199 .BFR - Network Instruments Observer Network Instruments, LLC.
200 .BFS - SmartWare Backup Sort Definition Format Bugbear Entertainment
201 .BFT - SmartWare Backup Transaction Definition SmartWare Corporation
202 .BFW - SmartWare Backup Cross-tab SmartWare Corporation
203 .BFX - Bitware BitFax Format Cheyenne
204 .BGA - OS/2 Graphic Array N/A
205 .BGCF - Greeting Card Design Belltech Systems, LLC
206 .BGD - ESRI Binary Raster Definition Esri
207 .BGEO - Houdini Binary Geometry Format Side Effects Software Inc.
208 .BGF - ZEMAX Binary Glass Catalog ZEMAX Development Corporation
209 .BGI - BGInfo Configuration Format Microsoft
210 .BGL - Microsoft Flight Simulator Scenery Data Format Microsoft
211 .BGM - Basic4GL 3D Object Tom Mulgrew
212 .BGO - Bigoven Recipe Card BigOven.com
213 .BGR - Girder Binary Plugin Promixis
214 .BGT - Graphic Accounts Account Data Format FKJ Software
215 .BGUI - Need For Speed SHIFT GUI Electronic Arts, Inc.
216 .BGV - BonanzaGraf Financial Presentation Bonanza AB
217 .BGW - Final Fantasy Music SQUARE ENIX CO.
218 .BGZ - Blood Frontier Map Format Wouter van Oortmerssen
219 .BH - ZipTV BlakHole Archive File Format ZipTV
220 .BH3 - Rise Of Nations Unit Graphic Microsoft Studios
221 .BHA - Rise Of Nations Unit Graphic Microsoft Studios
222 .BHF - PcAnywhere Host Symantec Corporation
223 .BHO - Behold Settings Format Louis Kessler
224 .BHP - BHP Survey Tool Data AppSmiths
225 .BHS - Rise Of Nations Script Microsoft Studios
226 .BHX - BinHex Compressed File ASCII Archive N/A
227 .BI - Microsoft Visual Basic For DOS Include Microsoft Corporation
228 .BI? - LoseThos Binary Executable Terry A. Davis
229 .BIB - BibTeX Document Format N/A
230 .BIBTEX - BibTeX Document Sublime HQ Pty Ltd
231 .BIC - Civilization III Game Scenario Format Take-Two Interactive Software
232 .BID - BidMaker Avontus Software Corporation
233 .BIDULE - Plogue Bidule Sound Layout Format Plogue
234 .BIE - JBIG Image N/A
235 .BIF - TomTom Navigator General Info Format BioWare
236 .BIFX - Get Backup Project BeLight Software
237 .BIG - Electronic Arts Game Resource Package Format Electronic Arts
238 .BIK - BINK Video Format RAD Game Tools
239 .BIKEY - Bohemia Interactive Key Bohemia Interactive
240 .BIL - ArcView Band Interleaved By Line Image Format ESRI
241 .BIM - Bytessence InstallMaker Project Format Bytessence
242 .BIMD - Blue Ink Meta-data Export Automated Architecture, Inc.
243 .BIMX - ArchiCAD BIMx 3D Scene Graphisoft
244 .BIN - CD/DVD Binary Image Format N/A
245 .BIN3 - LabVIEW Data National Instruments Corporation
246 .BINA - Microsoft Word 5 For Mac Document Microsoft Corporation
247 .BINARYCOOKIES - Safari Browser Cookies Package Apple, Inc.
248 .BINUI - Call Of Juarez Game Menu Ubisoft Entertainment S.A.
249 .BIO - OS/2 BIOS Format Autodesk
250 .BIOEXCESS - MyWinLocker Protected Egis Technology Inc.
251 .BIONIX - Bionix Wallpaper List Format BioniXWallpaper.com
252 .BIOT - BiotSavart Magnetic Design Ripplon Software Inc.
253 .BIP - Character Studio Biped Format N/A
254 .BIQ - Civilization 3 Scenario Format Take-Two Interactive Software
255 .BIT - Xilinx Integrated Software Environment Bitstream Format Xilinx
256 .BITCFG - Passmark Configuration PassMark Software Pty Ltd
257 .BITMAP - X Window System Bitmap Image N/A
258 .BITPIM - BitPim Configuration Format BitPim
259 .BIX - Civilization III Scenario Format Take-Two Interactive Software
260 .BIZ - Print Shop Business Card Format Broderbund
261 .BIZDOCUMENT - Actuate BusinessReport Studio Document Actuate Corporation
262 .BJF - NTI Backup Now Related NTI Corporation
263 .BJK - Blaise Statistics Netherlands
264 .BJO - Instrument Tablature Format N/A
265 .BK - Adobe FrameMaker Book Format N/A
266 .BK! - Corel WordPerfect Document Backup Corel Corporation
267 .BK0 - Aspen HYSYS Backup Aspen Technology, Inc.
268 .BK1 - Autodesk AutoCAD Backup Format Autodesk
269 .BK2 - Windows Indexing Service Data Format Microsoft
270 .BK3 - Corel WordPerfect Document Backup Corel Corporation
271 .BK4 - Corel WordPerfect Document Backup Corel Corporation
272 .BK5 - Corel WordPerfect Document Backup Corel Corporation
273 .BK6 - Corel WordPerfect Document Backup Corel Corporation
274 .BK7 - Corel WordPerfect Document Backup Corel Corporation
275 .BK8 - Corel WordPerfect Document Backup Corel Corporation
276 .BK9 - Corel WordPerfect Document Backup Corel Corporation
277 .BKB - VariCAD Drawing VariCAD, s.r.o.
278 .BKC - Backup4all Catalog Format Softland
279 .BKD - Book Library Local Dos Exploit N/A
280 .BKF - Microsoft Backup Format Microsoft
281 .BKG - UWXAFS Project Binary Format Data N/A
282 .BKI - IBM BookManager Backup Index IBM
283 .BKK - BookBuddi EBook Format BookBuddi
284 .BKMK - Yummy FTP Bookmark Format Yummy Software
285 .BKO - Wisco Backup Outlook Backup Wisco
286 .BKP - Backup Plus Backup Format N/A
287 .BKR - ReplaceEm File Set N/A
288 .BKS - Microsoft Works Spreadsheet Document Backup Format Microsoft
289 .BKU - Timeslips Backup The Sage Group plc
290 .BKUP - Backup Plus Backup Format N/A
291 .BKW - FontEdit Image N/A
292 .BKY - Bookkey Bookmark/keyword Data N/A
293 .BKZ - FileFort Backup NCH Software
294 .BLA - Adobe Black Colour Separation Adobe Systems Incorporated
295 .BLACKHAWKSTRIKER2 - Blackhawk Striker 2 Saved Game WildTangent
296 .BLACKHAWKSTRIKER2SAVEDGAME - Blackhawk Striker 2 Saved Game WildTangent, Inc.
297 .BLASTERBALL2DRM3SAVEDGAME - Blasterball 2 Save Game WildTangent, Inc.
298 .BLASTERBALL3SAVEDGAME - Blasterball 3 Save Game Format WildTangent
299 .BLB - Blob Format N/A
300 .BLD - MegaPaint Picture Image Format N/A
301 .BLEND - Blender 3D Data Format The Blender Foundation
302 .BLEND1 - Blender Backup Format Blender
303 .BLEND2 - Blender Document Backup Format Blender
304 .BLF - Microsoft Windows Vista And Windows 7 Registry Format Microsoft
305 .BLG - Microsoft Windows Binary Performance Log Format Microsoft
306 .BLI - Thomson Speedtouch Series WLAN Router Firmware Format Thomson
307 .BLIGHT - Mario Kart Mod Effect N/A
308 .BLK - AutoCAD Block Template Format Autodesk
309 .BLKRT - Block Artist Image Format Block Artist
310 .BLL - Borland Delphi Localization Information N/A
311 .BLM - Eurolink Comma Separated Value N/A
312 .BLN - Golden Software Blanking File Format Golden Software
313 .BLOB - Steam Client Registry Format Valve
314 .BLOCKPLT - LEGO MINDSTORMS NXT Palette Format LEGO
315 .BLOGTHIS - Microsoft Windows Writer BlogThis Data Format Microsoft
316 .BLP - Blizzard Game Texture Format Blizzard Entertainment
317 .BLS - Blockland Saved Game Blockland
318 .BLT - AIM AOL Instant Messenger Saved Buddy List AOL
319 .BLU - FileMaker Pro Runtime Extension Format N/A
320 .BLUE - EVE Online Texture CCP
321 .BLUEBUTTON - VA Blue Button Text U.S. Department of Veterans Affairs
322 .BLV - Might And Magic 6/7 Dungeon Level Geometry Ubisoft Entertainment S.A.
323 .BLW - Adobe Photoshop Black And White Presets Format Adobe Systems
324 .BLX - Magellan MapSend Map Data Magellan Navigation, Inc.
325 .BLY - FIFA World Cup Game Data Fe Art Load Game Electronic Arts, Inc.
326 .BLZ - Nokia N-Gage Game Format Nokia
327 .BM - X Windows System Bitmap Image N/A
328 .BM2 - Subspace/Continuum Bitmap Graphic Format N/A
329 .BM3 - Sony Ericsson Backup Format Sony Ericsson
330 .BMA - Compressed Archive Alexander Cherenkov
331 .BMB - Pro/ENGINEER Temporary Parametric Technology Corporation
332 .BMC - Microsoft Terminal Server Client Bitmap Cache Format Microsoft
333 .BMD - Nintendo GameCube 3D Model Format WEBZEN
334 .BMD5 - BookmarkingDaemon EdwinSoft
335 .BME - Konami Beatmania Music Simulator Format Konami
336 .BMF - Corel Gallery Binary Material Format Corel
337 .BMG - Mario Kart Wii Message Format Nintendo
338 .BMI - 3D Studio Max Plugin Autodesk
339 .BMK - Bookmark Format CyberLink
340 .BML - Bean Markup Language Format N/A
341 .BMM - Tacmi Pixia Palette Isao Maruoka
342 .BMML - Balsamiq Mockups Graphic Balsamiq Studios, LLC
343 .BMO - SIMATIC WinCC Script Siemens AG
344 .BMP - Standard Windows Bitmap Image (also OS/2) N/A
345 .BMP24 - Bitmap Graphic N/A
346 .BMPENX - Encrypted BMP Egis Technology Inc.
347 .BMQ - Re-Volt Texture Acclaim Games Inc.
348 .BMS - Beatmania Music Simulator Format Konami
349 .BMT - Alpha Five Image Library Alpha Software, Inc.
350 .BMU - BioWare Music Unit N/A
351 .BMW - W32/Liji-A Virus N/A
352 .BMX - Siemens Mobile Phone Animation Format Siemens
353 .BMZ - Compressed Bitmap Format N/A
354 .BN4 - Yamaha DX100 Voice N/A
355 .BNA - Atlas Boundary Format Golden Software
356 .BNC - Bojanov Encryptor Encrypted Bojanov Software
357 .BND - Neighbours From Hell Game Archive JoWooD Entertainment AG
358 .BNDL - Bundle File Format N/A
359 .BNF - IBM Voice Type Languages Map IBM
360 .BNG - Bingo Maker Bingo Data Template Format The Bingo Maker Team
361 .BNHQ - BinHex Archive Yves Lempereur
362 .BNI - Blizzard Battle.Net Icon Blizzard Entertainment, Inc.
363 .BNK - Test Drive Unlimited Game Data Format Eden Games
364 .BNL - MicroSim PCBoard Netlist Cadence Design Systems, Inc.
365 .BNP - Sony HD Camera System Format Sony
366 .BNR - Nintento Wii Homebrew Nintendo Co., Ltd.
367 .BNS - Portal Script Format Valve
368 .BNT - Entropia Universe Game Archive MindArk PE AB.
369 .BNY - Binary Ll Format N/A
370 .BNZ - Bingo Maker Bingo Template Or Bingo List Update Format The Bingo Maker Team
371 .BOB - BOB Raytracer Bitmap Image N/A
372 .BOBO - ClarisWorks Apple, Inc.
373 .BOBTHEBUILDERSAVEDGAME - Bob The Builder: Can Do Zoo Save Game Brighter Minds Media
374 .BOC - E-Press EasyWord Big Document Format E-Press
375 .BOCHSRC - Bochs Configuration The Bochs Project
376 .BOD - X3 Reunion Ship Egosoft
377 .BOE - Microsoft Outlook Express Backup Microsoft Corporation
378 .BOF - IBM Voice Type Languages Tasks Enroll IBM
379 .BOH - Europa Universallis 2 Game Data Paradox Interactive
380 .BOK - TestGen Test Bank Format Pearson Education
381 .BOL - Mario Kart Course Setup Nintendo Co., Ltd.
382 .BOM - Apple Mac OS X Bill Of Materials Format Apple
383 .BONDS - Ribbons Bonds M.Carson
384 .BONK - Bonk Audio Format Bonk
385 .BOO - Microsoft Booasm.arc Encoded File Archive N/A
386 .BOOK - Adobe FrameMaker Book Format Adobe Systems
387 .BOOKEXPORT - Booksmart Export Format Blurb
388 .BOOKTEMPLATE - IBooks Author Book Template Format Apple
389 .BOOKWORMDELUXESAVEDGAME - Bookworm Deluxe Saved Game Big Fish Games
390 .BOOT - InstallShield Format Flexera Software
391 .BOOTEFISIGNATURE - Bootefisignature Mac OS X System Apple, Inc.
392 .BOOTSKIN - Microsoft Windows Boot Skin Stardock
393 .BOOTSTRAP - Adobe HTTP Dynamic Streaming Bootstrap Adobe Systems Incorporated
394 .BORLAND - Borland C Makefile Micro Focus International plc
395 .BOS - Fallout Tactics Game Archive Micro Forté
396 .BOT - Robot Arena Game Gabriel Interactive, Inc.
397 .BOX - FoxMail E-mail Box N/A
398 .BOX3D - Box Shot 3D Project BoxShot3D.com
399 .BOXER - Boxer For Mac Game Archive N/A
400 .BOZ - Bzip Compressed Archive Julian Seward
401 .BP - DataFlex Business Process Object The Database Managers, Inc.
402 .BP0 - SmartWare Backup Project SmartWare Corporation
403 .BP1 - Smartware Backup Document SmartWare Corporation
404 .BP2 - Autodesk AutoCAD Batch Plot Format N/A
405 .BP3 - Autedesk AutoCAD Batch Plot Format N/A
406 .BP4 - SmartWare Backup Project SmartWare Corporation
407 .BPA - StorageSync Backup Archive Format SimpleTech
408 .BPB - PowerDesigner Business Process Backup Format Sybase
409 .BPC - BuildPro TODAY Systems, Inc.
410 .BPD - Pscript Binary PostScript Printer Description Format Palo Alto Software
411 .BPDX - Adobe Acrobat Catalog Batch PDX Format Adobe Systems
412 .BPF - BatchPhoto Profile Format Bits&Coffee
413 .BPG - Delphi Project Group Format Embarcadero Technologies
414 .BPI - IBM Voice Type Languages New User IBM
415 .BPJ - Boxsim Simulation VISATON GmbH & Co. KG
416 .BPK - Nero SecurDisc Public Key Format Nero
417 .BPKEY - Blender Publisher License Key Stichting Blender Foundation
418 .BPL - Delphi Packed Library Format N/A
419 .BPM - Battle Planner Module Format SDL
420 .BPMC - Bizagi Process Modeler Bizagi
421 .BPMN - Avantage Template KAISHA-Tec Co. Ltd
422 .BPN - ArchiCAD Backup Format GRAPHISOFT
423 .BPNUEB - Payame Noor University (PNU) E-book Format Hamed Mosadeq
424 .BPO - DataFlex Business Process Object The Database Managers, Inc.
425 .BPP - Clarion Backup Application SoftVelocity
426 .BPR - Borland C++ Builder XML Project Format Embarcadero Technologies
427 .BPS - Microsoft Works Document Backup Format N/A
428 .BPSD - Backup Plus AVANTRIX Inc.
429 .BPT - CorelDRAW Bitmap Master Corel Corporation
430 .BPV - BallPark Business Valuation Valuation Scenario BulletProof Business Plans, Inc.
431 .BPW - ArcView World File For Bip Or Bmp Images Bitser
432 .BPX - Truevision TarGA Bitmap Image N/A
433 .BPZ - Easy Blue Print Library Easy Blue Print
434 .BQF - Backdoor.Win32.Ciadoor.bqf Trojan N/A
435 .BQW - ArcView World Esri
436 .BQY - BrioQuery Database Format Brio Software
437 .BR - Omnis Data TigerLogic Corp. (Omnis Technology Corporation)
438 .BR1 - Total Commander Cached Button Bar Icons Ghisler Software GmbH
439 .BR2 - Total Commander Cached Button Bar Icons Ghisler Software GmbH
440 .BR3 - Bryce 3D Scene Format DAZ Productions
441 .BR4 - Bryce 4 Scene Format DAZ Productions
442 .BR5 - Bryce 5 Scene Format DAZ Productions
443 .BR6 - Bryce 6 Scene Format DAZ Productions
444 .BR7 - Bryce 7 Scene Format DAZ Productions
445 .BRA - Linux Various Linux developers
446 .BRAGG - Bragg Profile N/A
447 .BRAIN - PersonalBrain Mind Map Format TheBrain Technologies
448 .BRASD - Mario Kart Mod N/A
449 .BRB - Bryce Object Export DAZ 3D Inc.
450 .BRC - Bryce 2 Scene DAZ 3D Inc.
451 .BRD - EAGLE Circuit Board Format CadSoft
452 .BRE - Breuckmann Scanner N/A
453 .BREFF - Mario Kart Wii Animated Graphic Nintendo Co., Ltd.
454 .BREFT - Mario Kart Wii Animated Graphic Nintendo Co., Ltd.
455 .BREP - 3D Model Open CASCADE
456 .BREW - Homebrew N/A
457 .BRF - Braille Format N/A
458 .BRFNT - Mario Kart Wii Font Nintendo Co., Ltd.
459 .BRG - Age Of Mythology 3D Game Model Format Bentley Systems
460 .BRH - Baraha Sheshadrivasu Chandrasekharan
461 .BRI - Bryce Plug-in Format DAZ Productions
462 .BRIDGECACHE - Adobe Bridge Cache Adobe Systems Incorporated
463 .BRIDGECACHET - Adobe Bridge Cache Adobe Systems Incorporated
464 .BRIDGELABELSANDRATINGS - Adobe Bridge Adobe Systems Incorporated
465 .BRIDGESORT - Adobe Bridge Cabinet Adobe Systems Incorporated
466 .BRIDGESUPPORT - Bridgesupport Mac OS X File Extension Apple, Inc.
467 .BRK - Brooktrout Fax Format Dialogic
468 .BRLCAD - BRL-CAD 3D BRL-CAD Development Team and US Army
469 .BRLYT - Nintendo Wii Texture Settings Format N/A
470 .BRM - Bryce Plug-in Format DAZ Productions
471 .BRN - BrainStorm Data Format BrainStorm Software
472 .BRO - Tree Professional Broadleaf Creator Format Broderbund
473 .BROGUESAVE - Brogue Saved Game Seth Howard
474 .BROWSER - ASP.NET Browser Definition Format Microsoft
475 .BRP - Tree Professional Broadleaf Creator Image Onyx Computing, Inc.
476 .BRPX - E-sword Bible Reading Plan Rick Meyers
477 .BRRES - Wii BRRES Resource Package N/A
478 .BRS - Adobe RoboHelp Browse Sequence Format Adobe Systems
479 .BRSAR - Audio Format N/A
480 .BRSTM - Audio Format N/A
481 .BRT - Booria Carpet Designer Robotuft Project Booria CAD/CAM Systems
482 .BRTEX - Wii BRTEX Texture N/A
483 .BRU - Brutus Restore N/A
484 .BRV - BraveViewer Thumbnail Cache BraveTech Inc.
485 .BRW - PointCentral Financial Institutions Loan Format Calyx Software
486 .BRX - BREW MP Application Resource Format Qualcomm
487 .BRY2 - Bryce 2 DAZ 3D Inc.
488 .BS - Printfox/Pagefox Image Format N/A
489 .BS1 - VirtualBus Format VirtualBus
490 .BS2 - BASIC Stamp 2 Code Format Parallax
491 .BS4 - Mikogo Session Video Recording Format BeamYourScreen
492 .BS7 - Windows 7 Boot Updater Boot Animation Format Windows 7 Boot Updater
493 .BSA - Bethesda Softworks Archive Format Bethesda Softworks
494 .BSAVE - Quickbasic BLOAD/BSAVE Format Microsoft Corporation
495 .BSB - MapInfo Sea Chart Format Pitney Bowes Software Inc.
496 .BSC - Microsoft Visual Studio Visual C++ Source Browser Information Format Microsoft
497 .BSCS - Balanced Scorecard Designer AKS-Labs
498 .BSCT - Balanced Scorecard Designer Strategy AKS-Labs
499 .BSD - BSDL Format IEEE
500 .BSDF - ZEMAX Scattering Distribution Data ZEMAX Development Corporation
501 .BSDIFF - Cygwin Red Hat, Inc.
502 .BSDL - Boundary Scan Description Language Format IEEE
503 .BSE - CRiSP Harvest School of Aquatic & Fishery Sciences, University of Washington
504 .BSF - AVC Blu-ray Video Format N/A
505 .BSH - BeanShell Script Format Patrick Niemeyer
506 .BSI - Microsoft SharePoint Server 2007 Temporary N/A
507 .BSK - Bryce 4 Format Nero
508 .BSL - BSPlayer Configuration bs.global organization
509 .BSM - Bioshock Map 2K Games
510 .BSMX - BeerSmith BeerSmith LLC
511 .BSMZ - Compressed BSML N/A
512 .BSN - Autodesk TR-55 Detention Basin Storage Data Autodesk, Inc.
513 .BSON - BSON Binary JSON 10gen
514 .BSP - Quake 2 Map Format id Software
515 .BSPR - Need For Speed SHIFT Track Map Electronic Arts, Inc.
516 .BSPROJ - Banned Story Project Banned Story development team
517 .BSQ - BinScii Binary Archivne Apple, Inc.
518 .BSR - Bacula Restore N/A
519 .BSS - Resident Evil Background Images Format Capcom
520 .BST - BiblioTex Format N/A
521 .BSV - Bluespec System Verilog Bluespec, Inc.
522 .BSW - Business Scorecard Manager Workspace Microsoft Corporation
523 .BSWX - Microsoft Office PerformancePoint Server Database Microsoft Corporation
524 .BSX - PBASIC Preprocessor Output N/A
525 .BSY - VTrain Learning Cardfile Paul Rädle
526 .BSZ - BSplayer Compressed Skin bs.global organization
527 .BT - VTBuilder Binary Terrain Format Ben Discoe
528 .BT! - BitSpirit Incomplete Download Format BitSpirit
529 .BT0 - Band-in-a-Box Temporary PG Music Inc.
530 .BT1 - Battery Analyzer Test West Mountain Radio
531 .BT2 - Batch Barcode Maker Lars Sams
532 .BT3 - Control Runner Button Configuration MomSoft
533 .BT5 - ERP5 Business Template ERP5 Community
534 .BTAPP - UTorrent Application Format BitTorrent
535 .BTD - Business-in-a-Box Document Format Biztree
536 .BTF - NationsBank Check Images Bank of America
537 .BTG - FlightGear Scenery Curtis L. Olson
538 .BTH - Bathy Recorder Data Jeppesen Marine, Inc.
539 .BTI - Nintendo Texture Format Nintendo
540 .BTIF - NationsBank Check Image Format Bank of America
541 .BTINSTALL - BitTorrent Installation Format BitTorrent
542 .BTK - CLwin Tekton Database Procedimientos-Uno, S.L.
543 .BTKEY - BitTorrent License Key BitTorrent, Inc.
544 .BTL - SolidWorks Sheet Metal Bend Table SolidWorks Corporation
545 .BTM - Microsoft BizTalk Map Format Microsoft
546 .BTN - Just Buttons Animated Bitmap Image Format Lincoln Beach Software
547 .BTO - Bryce Tree Format DAZ Productions
548 .BTOA - Binary-to-ASCII File Format N/A
549 .BTR - Btrieve Database Format Pervasive Software
550 .BTREE - Apple Mac OS HFS+ B-tree Apple, Inc.
551 .BTS - Creative Digital Blaster Digital VCR Creative Technology Ltd.
552 .BTSEARCH - BitTorrent Search Engine Specification Format BitTorrent
553 .BTSKIN - µTorrent Skin BitTorrent, Inc.
554 .BTST - Norton SystemWorks Info Symantec Corporation
555 .BTT - ICQ Find Users ICQ LLC
556 .BTU - Diablo BTU Calculator Diablo Analytical, Inc.
557 .BTW - BarTender Barcode Label Format Seagull Scientific
558 .BTWSENDTO - Microsoft Windows Bluetooth Related Microsoft Corporation
559 .BTX - InMagic Database Term/word Index Inmagic, Inc.
560 .BTY - Railroad Tycoon 3 Building PopTop Software Inc.
561 .BU - Pegasus Mail Temporary David Harris
562 .BUB - Photobubble N/A
563 .BUC - Adobe Photoshop Elements Backup Adobe Systems Incorporated
564 .BUD - Pscript Binary PostScript Printer Description Format Microsoft
565 .BUF - Buffer Format N/A
566 .BUFFEREDIMAGE - Java Class Oracle Corporation
567 .BUGSENSE - BugSense Bugsense Inc.
568 .BUILD - NAnt Build Tool SourceForge.net
569 .BUILDALOT2SAVEDGAME - Build-a-lot 2 Save Game Big Fish Games
570 .BUILDALOT3SAVEDGAME - Build-a-lot 3 Saved Game Big Fish Games
571 .BUILDER - Builder Script N/A
572 .BUILDPATH - Eclipse XML Build Path Format Eclipse
573 .BUJ - Personal Backup Saved Task J. Rathlev, IEAP, Kiel University
574 .BUL - Bullseye Data Format The NSR Physiome Project
575 .BUM - Poser Bump Files Image Format N/A
576 .BUN - CakeWalk Audio Bundle Format Roland
577 .BUNDLE - Mac OS X Application Extension Apple
578 .BUNDLEDMESH - Battlefield Bundled Mesh Electronic Arts, Inc.
579 .BUP - Backup Of DVD Info Format N/A
580 .BUR - BuRg3r Source Code Format Fluffy Smoke Entertainment
581 .BURN - Burn For Mac OS X Document N/A
582 .BURNOUTPARADISESAVE - Burnout Paradise Saved Profile Criterion Games
583 .BURNTHEME - Burn For Mac OS X Theme Document SourceForge.net
584 .BUS - VirtualBus Bus Route Settings Format VirtualBus
585 .BV1 - Corel WordPerfect Overflow Corel Corporation
586 .BV2 - Corel WordPerfect Overflow Corel Corporation
587 .BV3 - Corel WordPerfect Overflow Corel Corporation
588 .BV4 - Corel WordPerfect Overflow Corel Corporation
589 .BV5 - Corel WordPerfect Overflow Corel Corporation
590 .BV6 - Corel WordPerfect Overflow Corel Corporation
591 .BV7 - Corel WordPerfect Overflow Corel Corporation
592 .BV8 - Corel WordPerfect Overflow Corel Corporation
593 .BV9 - Corel WordPerfect Overflow Corel Corporation
594 .BVC - IBM Voice Type Languages Newuser IBM
595 .BVD - BitDefender Vault Format Bitdefender
596 .BVH - Biovision Hierarchy Animation Format Biovision
597 .BVI - IBM Voice Type Languages Newuser IBM
598 .BVL - Micrografx Picture Publisher 8 Textures Micrografx, Inc.
599 .BVP - Bluevoda Website Builder Format VodaHost
600 .BVR - Blue Iris Video Format Perspective Software
601 .BVS - BVS Solitaire Collection BVS Development Corporation
602 .BVW - SmartWare Backup Standard View SmartWare Corporation
603 .BVX - OptiTune Install Package Bravura Software, LLC
604 .BVXD - OptiTune Manifest Bravura Software, LLC
605 .BW - Silicon Graphics Image N/A
606 .BW1 - FMEA Database Byteworx
607 .BWA - BlindWrite BWA Builder Physical CD Characteristics Format VSO Software
608 .BWC - BeadWizard Color Palette Black Hills Software
609 .BWD - Colin McRae Rally 2 Car Description Codemasters
610 .BWE - Black And White 2 Environment Data LionHead Studios
611 .BWF - Broadcast Wave File Format N/A
612 .BWG - BrainWave Generator Format Noromaa Solutions
613 .BWI - BlindWrite CD/DVD Image Format VSO Software
614 .BWM - Blaise Statistics Netherlands
615 .BWP - BuRg3r Web Page Fluffy Smoke Entertainment
616 .BWS - BlindWrite Subchannel Data Format VSO Software
617 .BWT - Blindwrite Control Format N/A
618 .BWU - Blindwrite CD Copier VSO-Software
619 .BWW - Bagpipe Music Writer Music Notation Format Doug Wickstrom
620 .BWZ - WinImage Batch Configuration Gilles Vollant
621 .BX - Opera Opera Software ASA
622 .BXB - BasicX Compiled Project Bytecode NetMedia, Inc.
623 .BXI - Blaise Statistics Netherlands
624 .BXL - Accelerated Designs PCB Library Format Accelerated Designs
625 .BXM - BasicX-24 Basic Express Compiler Map NetMedia, Inc.
626 .BXML - Bean XML N/A
627 .BXP - BasicX-24 Basic Express Compiler Module List NetMedia, Inc.
628 .BXRC - Configuration The Bochs Project
629 .BXU - PictureGear Studio Sony Corporation
630 .BXX - BlaxxunContact Format Bitmanagement Software
631 .BXY - NuFX Archive Within A Binary II Envelope N/A
632 .BY - PSpice Cadence Design Systems, Inc.
633 .BYU - Movie.BYU Geometry Format N/A
634 .BZ - BZIP Compressed File Archive N/A
635 .BZ1 - WinTOTAL Automatic Backup N/A
636 .BZ2 - Bzip2 Compressed File Archive Julian Seward
637 .BZA - Bzip2 Compressed File Archive N/A
638 .BZABW - AbiWord Bzip2 Compressed Document Format AbiSource
639 .BZIP - Bzip Compressed Archive N/A
640 .BZIP2 - BZIP Compressed Archive Format Bzip
641 .BZM - Business Map Esri
642 .BZN - Star Trek Armada Map Activision
643 .BZP2 - BZIP2 Archive Julian Seward
644 .BZS - BlueZone Script Rocket Software, Inc.
645 .BZW - BZFlag Map Format BZFlag.org
646 .BZZ - BuzzBundle Project Link-Assistant.com