Collector: Nosa Lee
Original Address: https://www.seeksunslowly.com/file-extensions-types-references-b
To reprint this article, please indicate the source, thank you.
_____________________________________

Now, I collected all the known file extensions/types for your reference, I grouped them according to the first character due to there are too many file extensions/types.

The following file extensions/types are grouped as B*, to refer to more file extensions/types or download them (a compressed txt file that separates the extension and description with ” : “), please click the following links.

A B C D E F G H I J K L M N

O P Q R S T U V W X Y Z
Number  Symbol

Download All File Types/Extensions in ONE Compressed File

B   Limbo Implementation File
B   Modula-3 Base Program
B   Molconn-Z Format File
B   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
b   LILO Boot Loader Image
B   IRIS Editor Shortened Format File (eurobraille)
B   Grand Theft Auto III Save File (+ Other Rockstart Games) (Rockstar Games)
B   Brainf*ck Program
B   Befunge Program
B   BASIC Language Source
B   Applause Batch List
B!K   Flight Simulator Scenery File (Microsoft Corporation)
B&W   1st Reader Mono Binary Screen Image
B&W   Atari Black and White Graphics (Atari)
B&W   Image Lab
B02   ADP Payroll
B1   Progress Database File (Progress Software Corporation)
B1   21st Century Mahjong
B16   PCO Graphic
B1J   BookJones
B1N   1st Reader Binary Screen Image
B1S   BookSmith
B2   Progress Database File (Progress Software Corporation)
B2D   Brutus2D Source Code File (Pewter Software)
B2Z   B2Z dVS Model/Object
B30   Ventura Publisher Printer Font
B32   MS-DOS Bcc file
B36   PDP-10 BLISS-36 Compiler Source
B3D   3D Builder
B3D   BDE Multipath Movie Digital Viewer
B3D   Boso View Express Structure Mesh Diagram (Mackoy)
B3D   Blitz3D/Max/Plus Texture or Mesh File (Blitz Research Ltd.)
B4   Helix Nuts and Bolts File
B4S   Winamp 3+ Playlist
B4U   docPointer Visual ReadMe File (docPointer)
B5   CEDICT Chinese/English Dictionary (Erik E. Peterson)
B5I   IsoBuster CD/DVD Image File (Container) (Smart Projects)
B5I   BlindWrite Ver. 5 Image File (VSO-Software)
B5I   DAEMON Tools
B5S   Numerical Controlled Machine File
B5T   BlindWrite Ver. 5 Table of Contents File (VSO-Software)
B5T   DAEMON Tools
B64   Base 64 MIME-encoded File
B6I   BlindWrite Ver. 6 Image File (VSO-Software)
B6T   BlindWrite Ver. 6 Table of Contents File (VSO-Software)
B8   Piclab Raw Graphic File
B8   PictureMaker Blue Channel Image Data (Cubicomp)
BA   Scifer Archiver and Compression External Archive Format (Senthil Kumar R)
BA$   MS Compressed BAS Decompress with UNPACK.EXE.
BAB   Babble! Data File (Korenthal Associates, Inc, 230 W 13th St, NYC 10011)
BABAR   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BABER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAC   Backup
BACH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACHTOLD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACKGAMON   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACKGRND   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACKGROUND   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACKPACK   Backpack Word List (Mammoet Software)
BACKUP   pgAdmin Database Backup (pgAdmin Project)
BACKUP   ISAPI Loader Backup of Current ISAPI Application (EGGcentric)
BACKUP   Ad-Aware Reference File (Lavasoft)
BACKUP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BACLOOP7   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAD   Brutus Application Definition File (HooBie Inc.)
BAD   Oracle BAD File
BAD   Rime Mailer Address File
BADONGO   BaDonGo File Information (BaDonGo.com)
BAF   Infinity Game Engine Script (BioWare Corp.)
BAG   AOL 6 Organizer (America Online, Inc.)
BAG   Emperor: Battle for Dune Archive
BAG   Bag Archive File
BAG   PMMail/2 Mail Index File (V.O.I.C.E. (Virtual OS/2 International Consumer Education))
BAG   AOL Instant Messenger (AIM) Buddy List (America Online, Inc.)
BAG   OS/2 Netfinity Manager Sysinfo File
BAG   PMMail 2000 Mail Index File (Blueprint Software Works)
BAG   NoX
BAH   Infinity Game Engine (BioWare Corp.)
BAI   BUILD2WIN Add-in (BID2WIN Software Inc.)
BAK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAK   Backup
BAL   BAL Borland Programming Language Source
BAL   Ballade Music Score
BALANCE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BALL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BALL2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAM   Bravo! Archived Media (Thought Studios, Inc.)
BAM   Infinity Game Engine Zlib Compressed Animation and Multi-frame Graphics (BioWare Corp.)
BAM   Panda3D Game Engine Compressed Model Folder (Panda3D Development Team)
BAM   Bob’s Adlib Music
BAM   Infinity Game Engine Animation and Multi-frame Graphics (BioWare Corp.)
BAM   OHRRPGCE Music File (Hamster Republic)
BAN   MegaHAL Non-Keyword List (Ai Research)
BAN   Creatacard Banner Project (Broderbund)
BAN   Sierra Print Artist Banner
BAND   GarageBand Song (Apple Inc.)
BANGER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BANJ   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BANK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BANKSW   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BANNER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAR   Age of Mythology
BAR   dBASE Application Generator Horizontal Menu Object
BAR   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAS   BASIC Source Code
BAS   QuickBASIC Extended v7.1 Source
BAS   CHDK UBASIC Script
BAS   e.Report Designer Actuate Basic Source (Actuate Corporation)
BAS   HBasic Source Code
BAS   VBDOS Pro 1.0 Source
BAS2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAS7   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
bash   Bash Shell Script
BASIN   Hydrologic Modeling System (HEC-HMS) Basin Model Settings (U.S. Army Corps of Engineers)
BASKETBALL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASS1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASS2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASSD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASSDRU2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BASSG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAT   Batch Processing (Microsoft Corporation)
BATCH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BATH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAU   OpenOffice.org 1.1 Configuration Files (OpenOffice.org)
BAV   The Bat! E-mail Client Anti-Virus File (RITLABS)
BAV   AVG The Bat! Add-in (AVG Technologies)
BAVANT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BAW   BrainLED AlfaWave Session (BrainLED)
BAY   Kodak/Roper Bayer Picture Sequence
bb   gcc -ftest-coverage Basic Block List Data
BB   Papyrus Database Backup
BB   BrowserBob Project File (BrowserBob weblications)
BB   Art-lantis Billboard Management File (ABVENT)
BB   Starfleet Battles DOS Game
BB   Blitz3D/Max/Plus Source Code (Blitz Research Ltd.)
BB2   XBBS-OS/2, XGROUP, AV and ZTree Archiver Control File
BBC   BBC BASIC for Windows File (R. T. Russell)
BBC   Babya Photo Workshop Color Collection (Babya Software Group)
BBE   Brainbloom Document Exchange File (Gael Limited)
BBF   ScriptBasic Binary File (ScriptBasic Project Team)
BBF   FRAMES Body Burden Concentration File
BBG   CyberSports for Basketball Game File (CyberSports, Inc.)
bbg   gcc -ftest-coverage Basic Block List Data
BBK   WWTBAM Game Component
bbl   TeX/BibTeX Bibliographic Reference File
BBM   Deluxe Paint Image File
BBM   BDBZM (Project BDBZM)
BBMA   Bonzibuddy
BBNNG   BBN BitGraph Terminal Display Pixel Data (DPD) Sequence Bitmap
BBP   Bezier Surface File
BBP   BitBeamer Split File
BBQ   BitBeamer Transfer Queue File
BBRKPUZZLE   BrainsBreaker Puzzle (Juan Trujillo)
BBRKSAVE   BrainsBreaker Started Puzzle Status (Juan Trujillo)
BBS   Bulletin Board System Text
BBS   FTN Software Hudson-style Messagebase
BBS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BBT   CyberSports for Basketball Team File (CyberSports, Inc.)
BBV   PPLive Cache? (PPLive Inc.)
BBX   BrainBox Neural Net (Neil Fraser)
BBZ   Line Rider 2 Unbound DRMed Game Executable (inXile entertainment)
BBZ   Bitblaze Audio File
BC   Low Level Virtual Machine (LLVM) Bytecode (University of Illinois at Urbana-Champaign Computer Science Department)
BC   BCwin Project Data (Procedimientos-Uno, S.L.)
BC   Low Level Virtual Machine (LLVM) Bytecode (Compressed) (University of Illinois at Urbana-Champaign Computer Science Department)
BC   Big Crunch Compressed File (KaBoom)
BC   Mikmak 203 file
BC   Sierra Print Artist Business Card
BC   BitComet Incomplete Download (BitComet.com)
BC!   BitComet Incomplete Download (BitComet.com)
BC3   Fiebdc-3 Format File
BC3   BCC 3 Make File
BCA   Railroad Tycoon 3 Building (PopTop Software Inc.)
BCA   Allplan 2005 Backup Catalog File (Nemetschek A.G.)
BCB3   BC3 Make File
BCC   Calendar Creator File (Riverdeep Interactive Learning Limited (Houghton Mifflin Harcourt Learning Technology))
BCC   C++ File/Makefile (Borland Software Corporation)
BCD   ReaderRom Digital Library Book File (Inc. Reader Rom)
BCD   Binary Cartographic Data File
BCD   Turbo Pascal DOS File (Borland Software Corporation)
BCD   OfficePrinter Document (Moss Bay Software)
BCD   Cosmi Business Card Maker
BCF   MyLabel Designer Deluxe Label File (Avanquest Publishing USA, Inc.)
BCF   Business Card Designer Pro Business Card Design (Belltech Systems, LLC)
BCF   The Sims 3D Body Mesh File (Electronic Arts (Maxis))
BCF   ConfigSafe Snapshot Index
BCH   dBASE Application Generator Batch Process Object
BCH   Datalex Entry Point 90 Data File (Phoenix Software)
BCI   Advisor Computer Profile Report (Belarc)
BCK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BCK   VMS/VAX BaCKup
BCK   Backup
BCKP   Ad-Aware Quarantine File (Lavasoft)
BCL   PDP-10 BCPL Compiler Source
BCM   Works Communications File (Microsoft Corporation)
BCM   PDP-10 Binary Compare – FILCOM Output Showing Differences by Octal Words
BCM   Compaq Easy Access Keyboard Driver
BCMR   BC Framer (Boise Cascade)
BCN   Business Card Pro Design
BCO   MicroSim PCBoard Backward Engineering Change Order
BCO   Bitstream Fontware
BCP   C++ Makefile (Borland Software Corporation)
BCP   Business Card Designer Plus Design File (CAM Development)
BCP   Bambalam PHP EXE Compiler/Embedder Project File (Bambalam)
BCR   map&guide Station List (PTV AG)
BCS   Yamaha Basic Style (Yamaha Corporation of America)
BCS   Infinity Game Engine Compiled Script (BioWare Corp.)
BCS   Windows95 Browse Information
BCS   Brian’s Compression Shell (BCS) Image Animation/Video Shell
BCT   Business Card Designer Template
BCT   Clarion for Windows Backup Dictionary (SoftVelocity)
BCW   C++ Version 4.5 Environment Settings (Borland Software Corporation)
BCX   Beam Report Standard Definition File (SYSTEAM)
BCZ   Siemens PLM Software BriefCaseZipfile (Siemens AG)
BD   Solaris Browser Data File (Sun Microsystems, Inc.)
BD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BD1   X Operations Map Block Locations (Team Mitei)
BD4   West Point Bridge Designer Ver. 4 Bridge Design
BDB   Works Database File (Microsoft Corporation)
BDB   Blaise Database (Statistics Netherlands)
BDB   CHASE Evaluation and Audit System Executable (Health And Safety Technology And Management Ltd.)
BDBZM   BDBZM (Project BDBZM)
BDC   West Point Bridge Designer
BDC   Babylon Dictionary and Translation software (Babylon)
BDD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BDE   Pro/ENGINEER Temporary File (PTC)
BDE   Borland Database Engine (Borland Software Corporation)
BDF   Egret Data File
BDF   Bupdate Binary Update File
BDF   Glyph Bitmap Distribution Format (Adobe Systems Incorporated)
BDF   NuGraf Scene file
BDF   NEi Nastran Bulk Data File (Noran Engineering, Inc.)
BDF   TXRDWIN X-ray Diffraction Pattern (Omni Scientific Instruments, Inc.)
BDF   RD Birthday Reminder Data File (Christian Weiske)
BDF   West Point Bridge Designer
BDF   X11 Bitmap Distribution Format
BDF   Quartus II Block Design File (Altera Corporation)
BDF   Brother BES-100E Embroidery Software File (Brother Industries, Ltd.)
bdf   UNIX Font File
BDF   E-Mail Detective Binary Data Fragment (Hot Pepper Technology, Inc.)
BDF   Backup To CD-RW Backup Definition File
BDG   BudgetExpress Data File (De Marque Inc.)
BDG   Badge Designer 2000 Photo ID
BDI   Pro/ENGINEER Temporary File (PTC)
BDIC   Chrome Dictionary File (Google)
BDK   OS/2 Saved SKF Format File (IBM)
BDL   Gamecube 3D Model File
BDL   OneSpace Designer Bundle (CoCreate)
BDM   Pro/ENGINEER Temporary File (PTC)
BDM   Blaise File (Statistics Netherlands)
BDMV   Blu-ray Information File (Blu-ray Disc Association)
BDR   Publisher Border (Microsoft Corporation)
BDRUM1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BDSPROJ   Developer Studio Project File (Borland Software Corporation)
BDT   Lingvo Dictionary
BDT   TAC Browser Script (Swoot)
BDW   Budget For Windows Data File (Snowmint Creative Solutions LLC)
BDX   FUSE Science Pipeline Bad Data File
BDX   JavaBib Index File
BDX   BarBack Drink Exchange File
BE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEA   Beamer Song File (The Beamer Project)
BEACHBALL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEACON   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEAM   Erlang Compiled Erlang Code (Telefonaktiebolaget LM Ericsson)
BEANS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEAT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEATWAVE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEC   Break Even Calculator
BED   RegionMiner Genomic Regions File (Genomatix Software GmbH)
BED   InfoSnorkel Blue Elephant Definition
BED   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEE   Beeline-AIR System File
BEE   The Bee Archiver Compressed Archive
BEEP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEF   Boomi Integration Platform Setup Information (Boomi, Inc.)
BEGIN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEGINNERS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEGINNING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEHEADER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEHINDTHEWH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEJEWELED2DELUXESAVEDGAME   Bejeweled Ver 2 Saved Game File (PopCap Games, Inc.)
BEL   Belon Compressed Archive
BEL   Beamer Layout File (The Beamer Project)
BEL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEL   HPXView Binary Event Log Archive (Haliplex Communication Systems)
BELL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BELL2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BELLS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BELOW   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEN   Syssoft Sandra File
BEP   Beamer Playlist (The Beamer Project)
BER   German Bericht Report File
BES   MOBY Database (Bitter End Systems)
BETWEEN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEX   Pretty Good Privacy (PGP) Binary Extracted Public Key (PGP Corporation)
BEX   BOOM Extensions To Dehacked
BEX   Kashmir 3D Transparent Color Definition
BEX   British National Bibliography File
BEXPK   Pretty Good Privacy (PGP) Binary Extracted Public Key (PGP Corporation)
BEYOND   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEYOND2000   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BEZ   Bezier Surface File
BEZ   Bitstream Fontware
BF   Befunge Program
BF   Brainf*ck Program
BF   Beyond Good & Evil Game Archive (Ubisoft Entertainment)
BF   Cryo Interactive Game Data
BF2   Bradford 2 Font
BF2   Bidfax 2000 SE Database (Management Computer Controls, Inc.)
BFA   Blowfish-encrypted File
BFB   Ralcgm File
BFC   Windows 95 Briefcase File
BFE   bcrypt Blowfish Encrypted File (Johnny Shelley)
BFF   AIX Backup File Format
BFF   WorldToolKit Neutral File Format
BFFM   B17 Flying Fortress Game File
BFI   Blaise Index (Statistics Netherlands)
BFL   yBook eBook (Spacejock Software)
BFL   Big Flexible Line Interpretation (C64) Bitmap
BFL   Colin McRae Rally 2 Data File
BFLI   Big Flexible Line Interpretation (C64) Bitmap
BFM   UNIX Font Metrics File
BFN   Brother Embroidery Software Font (Brother Industries, Ltd.)
BFR   NI Observer Capture File
BFS   Tivoli Storage Manager File (IBM)
BFX   BitFax Document (Bitware)
BG   Lotus Agenda File
BG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BG   Backgammon for Windows Game File (Microsoft Corporation)
BGA   OS/2 Bitmap Graphic Array (IBM)
BGB   Chat Background Graphic (Microsoft Corporation)
BGCF   Greeting Card Designer Greeting Card Design (Belltech Systems, LLC)
BGDB   Global Virtual Accademy E-Learning File
BGI   BGInfo Configuration File (Bryce Cogswell)
BGI   Borland Graphic Interface (Borland Software Corporation)
BGL   Flight Simulator Scenery File (Microsoft Corporation)
BGL   Babylon Glossary File (Babylon.com Ltd.)
BGM   Basic4GL 3D Object (BasicGl – Tom Mulgrew)
BGM   Jane’s Combat Simulations F-15
BGN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BGO   BigOven Recipe Card (sdmventures)
BGT   Graphic Accounts Budget Data (FKJ Software)
BGT   Quicken 2002 Internet Common File (Intuit Inc.)
BGV   BonanzaGraf
BGW   Final Fantasy XI Music (Square Enix Co., LtdSquare Enix Co., Ltd)
BGX   BC45 BGI File
BH   BlackHole Archive Format File
BH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BH3   Rise of Nations Unit Graphic (Microsoft Corporation)
BHA   Rise of Nations Unit Graphic (Microsoft Corporation)
BHF   pcAnywhere Host File (Symantec Corporation)
BHI   Partminer Lib file
BHL   Partminer Lib file
BHO   Behold Settings File (Louis Kessler)
BHS   Rise of Nations Script (Microsoft Corporation)
BHTML   BabuHTML Embedded Software File
BHX   BinHex Compressed File ASCII Archive
BI   Progress Database Before Image File (Progress Software Corporation)
BI   Quick Basic or Visual Basic for DOS Include File (Microsoft Corporation)
BI   Binary File
BI$   MS Compressed BI Decompress with UNPACK.EXE.
BI7   Rukus 110 File
BI?   LoseThos Binary Executable File (Terry A. Davis)
BIAR   Business Objects (SAP)
BIB   Bibliography
BIB   JavaBib BibTeX File
BIB   Papyrus Database
BIB   TeX/BibTeX Literature Database
BIBTEX   BibTeX Document
BIC   Neverwinter Nights Character Sheet (Bioware)
BIC   Civilization III Scenario (Firaxis Games, Inc.)
BID   BidMaker 2002
BIE   JBIG File
BIF   BioWare Aurora Engine Resource File (BioWare Corp.)
BIF   UltraISO Boot Information File (EZB Systems, Inc.)
BIF   WordPerfect Binary Information File (Corel Corporation)
BIF   Planescape: Torment Archive
BIF   BioWare Infinity Engine Archive of Resources (BioWare Corp.)
BIF   Image Capture Board Binary Black & White Image
BIF   GroupWise Initialization File (Novell, Inc.)
BIF   Baldur’s Gate Archive
BIF   Binary Information File
BIF   TomTom General Info (TomTom International BV)
BIF   MagicISO Boot Information File (MagicISO Inc.)
BIF   byLight Graphic
BIFF   BioWare Infinity Engine Archive of Resources (BioWare Corp.)
BIFF   XLITE 3D file
BIG   Fifa World Cup Game File
BIG   Homeworld Compressed Data Archive (Sierra Entertainment, Inc.)
BIG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIG   Cartes Michelin
BIG   Chinese Text
BIG   Home World 2 SGA Archive (Relic Entertainment Inc.)
BIG   Electronic Arts Game MOD File (Electronic Arts, Inc.)
BIG5   Chinese Text
BIGBLUEFONT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIK   Command and Conquer Generals Movie (EA Games)
BIK   Bink and Smacker Game Video File Codec (RAD Game Tools, Inc.)
BIK   BioCharter Profile Backup
BIL   ArcView Image File (ESRI)
BILL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIM   Envisioneer Self-contained Catalog Item (Cadsoft Corporation)
BIMD   Blue Ink Meta-Data (Automated Architecture, Inc.)
BIN   Linux Executable
BIN   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIN   CDRWin CD Image File
BIN   Thomson Speedtouch Series WLAN Router Firmware (Thomson Telecom)
BIN   MacBinary Archive Format Often used on Macintosh.
BIN   Binary File
BIN   Perceptron Scanner File
BIN   AVG Update File (AVG Technologies)
BIN   Micrografx Designer 7 Project Image
BIN   MTK Chipset GPS Tracklog
BIN   SGI Powerflip
BIN   TenCORE Plug-in Helper Application (TenCORE)
BINS3   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BINS4   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIO   BioCharter Profile
BIO   Infinity Game Engine Character Biography (BioWare Corp.)
BIO   BioArc Compressed Archive
BIO   OS/2 Bios File
BIOT   BiotSavart Magnetic Design File (Ripplon Software Inc.)
BIP   Blue Ink Project (Automated Architecture, Inc.)
BIP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIP   Keyshot Keyshot (Luxion)
BIP   ArcView Image File (ESRI)
BIRD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIT   Xilinx Integrated Software Environment Bitstream File (Xilinx, Inc.)
BIT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIT   X11 Bitmap Image
BIT   Worms World Party Imported Map
BIT   Worms Armageddon Imported Map
BITMAP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BIU   BidMaker 2002 Update
BIX   Civilization III Scenario (Firaxis Games, Inc.)
BIX   BIX Archiver Compressed Archive
BIX   Index to a .BIB BibTeX Bibliography Database
BIX   Digital Video Witness CCTV Data File (Kodicom Co., Ltd)
BIZ   PrintMaster Gold Document (Broderbund)
BIZ   Print Shop Business Card File (Broderbund)
BIZ   BIZ dVS Model/Object
BIZ   Creatacard Business Card Project (Broderbund)
BIZ   ShowBiz Project File (ArcSoft, Inc.)
BIZDESIGN   BusinessReport Design (Actuate Corporation)
BIZDOCUMENT   BusinessReport Document (Actuate Corporation)
BIZZARELOVETRIANGLE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BJD   NDDigital Print Bureau (NDDigital S/A)
BJF   NTI Backup NOW! File
BJG   DESQview (Symantec Corporation)
BJK   Blaise File (Statistics Netherlands)
BJK   Scanner Recognita file
BJL   BJL Business Systems Active Translation Document (The BJL Group)
BJO   Tabrite Banjo Tablature (Janet Davis Music)
BK   JetFax Faxbook File
BK   LinguAssist File
BK   Movie Magic Screenwiter Screenwriter Document Backup (Write Brothers, Inc.)
BK   Backup
BK   FrameMaker BookFile Document (Adobe Systems Incorporated)
BK!   Backup
BK$   Backup
BK1   VirtuaGirl Graphics Container (Totem Entertainment)
BK1   Backup
BK1   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BK1   Bach Preludes and Fugues MIDI akmi Source, Book 1
BK2   VirtuaGirl Graphics Container (Totem Entertainment)
BK2   Bach Preludes and Fugues MIDI akmi Source, Book 2
BK2   Backup
BK3   VirtuaGirl Graphics Container (Totem Entertainment)
BK3   Backup
BK4   Backup
BK5   Backup
BK6   Backup
BK7   Backup
BK8   Backup
BK9   Backup
BKC   Backup4all Backup Catalog File (Softland)
BKC   Collectorz.com Book Collector Book Collection Data (Collectorz.com)
BKF   WindowsXP Backup Utility Backup Set (Microsoft Corporation)
BKF   Moto Racer Archive
BKG   UWXAFS Binary Format Data File
BKG   Samsung Document (Samsung)
BKG   Background File
BKGND   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BKI   Backup Index
BKI   IBM BookManager Backup Index
BKI   IBM Softcopy Reader (Bookmanager) Bookshelf (and Book) Index File (IBM)
BKP   Backup
BKR   ReplaceEm Fileset (Custom Fit Software)
BKR   Bruker Aspect NMR Data File
BKS   BookManager Read Bookshelf (IBM)
BKS   Windows 2000 Scheduled Backup Script (Microsoft Corporation)
BKS   Works Spreadsheet Backup (Microsoft Corporation)
BKS   IBM Softcopy Reader Bookmanager Book File (IBM)
BKT   Zortech 3 tools Samples File
BKU   Timeslips Backup (Peachtree Software)
BKW   FontEdit Fontset Mirror Image
BKY   bookkey Bookmark/Keyword Data (Michael Valentiner-Branth)
BL   Binary Linework TIFF Bitmap
BLA   Black Color Separation (Adobe Systems Incorporated)
BLA   Blaise Data Model (Statistics Netherlands)
BLA   Blat E-mail
BLACK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLACKMORE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLANK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLAST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLASTER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLASTERBALL3SAVEDGAME   BlasterBall Ver. 3 Saved Game (WildTangent, Inc.)
BLB   ACT! Database File (Best Software CRM Division)
BLB   DreamWorks Resource Archive
BLB   Blorb Game Resource Package
BLB   Blob File
BLB   BlockLand Brick File (BlockLand LLC)
BLC   BIACORE Instruments and BIAlite Project (Biacore)
BLD   Visual Build Project (Kinook Software, Inc.)
BLD   My Personal Programmer Project File (M:Pact Technologies)
BLD   Yoot Tower Saved (Game) Building (Sega)
BLD   MegaPaint
BLD   EnergyPro (EnergySoft, LLC)
BLD   Developer Studio MAK (Microsoft Corporation)
BLD   3D Home Design Suite Model (Cadsoft Corporation)
BLD   VersaPro Block Build Info
BLD   RealFlight Radio Control Airplane Description (Knife Edge Software)
BLD   ACT! (Best Software CRM Division)
BLD   Weinberger Picture Sequence
BLD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLD   BASIC Bload Graphics
BLD2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLDITAL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLE   BIAevaluation Ver 2.x Project (Biacore)
BLE   Photoline4 Blends file
BLEND   Blender 3D File
BLEND   Blender Publisher Data File (Stichting Blender Foundation)
BLF   Rally Online Car Texture File (GameSpy Industries)
BLF   DriveBlockEditor Function Block Programming Data (Rockwell Automation)
BLF   Advanced Computer Architecture Car Simulation
BLF   Beast 2.02 Trojan File
BLF   ObjectStore Distribution File (Franz Inc.)
BLF   BancTec Scanner Driver (Kofax)
BLF   Telerate Workspace File
BLF   BIACORE Instruments and BIAlite Project (Biacore)
BLG   ARCSOLO Backup Log
BLG   MicroSim PCBoard Backward ECO Log File
BLG   BibTeX Log
BLG   Windows Binary Performance Log
BLI   Thomson Speedtouch Series WLAN Router Firmware (Thomson Telecom)
BLI   BLINK Archiver Archive (De Trans Software)
BLI   PDP-10 BLISS-10 Compiler Source
BLINK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLK   Amiga IFF (Amiga)
BLK   Win32Forth Block Data
BLK   Wavefront Image (Alias)
BLK   Lightscape Block Library
BLK   WordPerfect Temporary File (Corel Corporation)
BLK   VersaPro Block
BLK   ProWORX Nxt Block Data (Schneider Electric)
BLL   VBS/European-A Worm
BLL   INPRISE Format Language Library (Borland Software Corporation)
BLN   Rise of Nations Campaign Media File (Microsoft Corporation)
BLOB   Steam Registry (Valve Corporation)
BLOB   Cosmic Blobs Model (SolidWorks Corporation)
BLOCK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLOCKS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLOSSOMS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLP   Blizzard Game Picture (Blizzard Entertainment)
BLR   BIACORE Instruments and BIAlite Project (Biacore)
BLS   Blockland Saved Game (Step 1: Games LLC)
BLS   Brush Lettering Saved Brush Lettering Style (EK Success, Ltd., pcCrafter, Inc.)
BLS   BIACORE Instruments and BIAlite Project (Biacore)
BLT   Wordperfect for DOS (Corel Corporation)
BLT   CATC Merlin Bluetooth Trace Files (Computer Access Technology Corporation (CATC))
BLT   AOL Instant Messenger (AIM) Saved Buddy List File (America Online, Inc.)
BLU   Apple Binary 2 Library Utility Archive
BLU   Blue Compiler Blue Source File (Monash University)
BLU   blue Database (walkingtoyou.com)
BLUE   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLUE   EVE Online Texture File (CCP hf)
BLUEBERRY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLUEESMERALDA   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLUEMONDAY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLURB   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BLW   ArcView World File For BIL Image (ESRI)
BLY   Fifa World Cup Game Art Loadgame file.
BLZ   N-Gage Game File (Nokia)
BLZ   Emblaze.Creator File
BLZ   Serial Number File
BLZ   Twinkle Bulbs Bulb File
BLZ   Blazon Heraldic Shield
BLZ   Bitmap Graphic
BM   X Windows System Bitmap
BM   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BM$   Modem Bitware Fax disk2 file
BM1   Apogee BioMenace Data
BM2   Subspace/Continuum Graphic
BMA   BMA Archiver Compressed Archive
BMAP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BMB   Pro/ENGINEER Temporary File (PTC)
BMB   SLICS Bounding Box Information
BMC   IBM Voice Type languages Newuser File
BMC   Embroidery Graphic File
BMD   GameCube 3D Model (Texture + Skeleton) (Nintendo)
BMD   Mu Online Data File (WEBZEN, Inc.)
BME   Beatmania Music Simulator File (Konami Broadcasting)
BMF   BrainMine Mind Map (Neural Matters Limited)
BMF   Corel Flow Image File (Corel)
BMF   BMF Bitmap
BMF   ByteMap Font
BMF   FloorPlan Project File (IMSI/Design LLC)
BMG   Bert’s Dinosaurs File
BMHTML   Deluxium Stored Bookmark (Bookmark Hyper Text Markup Language) (ShadowIdeas,co,uk)
BMI   3ds Max Executable (Autodesk, Inc.)
BMI   Blue Martini Import File
BMI   Buzz Instrument
BMI   Blaise Index File (Statistics Netherlands)
BMK   WinDVD Bookmark (Corel Corporation)
BMK   Help Bookmark
BMK   BMC Software Patrol Icon File
BML   Alpha Five Image Library File (Alpha Software, Inc.)
BML   Bean Scripting Framework (BSF) File
BML   BPM Studio Skin Bitmap (ALCATech)
BML   BusinessMAP Map Layer File (ESRI)
BMM   Tacmi Pixia Palette File
BMP   Infinity Game Engine Palette Information (BioWare Corp.)
BMP   Windows OS/2 Bitmap Graphics
BMP   Award AWBM BIOS Bitmap (Phoenix Technologies LTD)
BMP24   Bitmap Graphic
BMPENX   egis Encrypted BMP File (HiTRUST Inc.)
BMS   Beatmania Music Simulator File (Konami Broadcasting)
BMS   BIOWRAP Biometric Authentication of Files (Nation Technologies)
BMS   BeMusic Script
BMS   Backup Magic Backup Set
BMT   Ami Pro Button Image (IBM)
BMT   Alpha Five Image Library File (Alpha Software, Inc.)
BMTP   Bome’s Midi Translator Project File (bome.com)
BMU   Infinity Game Engine BioWare Music Unit (BioWare Corp.)
BMW   W32/Liji-A
BMW   Buzz Music File with Waves
BMX   Buzz Music File
BMX   Alpha Five Image Library File (Alpha Software, Inc.)
BMX   Siemens Mobile Phone Animation (Siemens)
BMX   BMXdesign Extended Bitmap Graphic (Container) (HEIDENHAIN)
BMZ   Compressed BMP File
BMZ   Demon Stalkers: Raid on Doomfane
BM_   Mumath 30 File
BM_   WebCD Fread File
BN   AdLib Instrument Bank
BN2   Bojanov Encryptor Encrypted File (Bojanov Software)
BN7   Ox Object-Oriented Matrix Programming Language PcGive 7 Data File
BNC   Bojanov Encryptor Encrypted File (Bojanov Software)
BND   Flight Simulator Panels File (Microsoft Corporation)
BND   Typequick File
BND   DB2 Bind File
BNF   IBM Voice Type Languages Map File
BNG   RANGER.EXE
BNK   Bink Compressed Video/Audio File
BNK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BNK   ExamView Question Bank (FSCreations, Inc.)
BNK   SimCity Game File (Electronic Arts, Inc.)
BNK   AdLib Instrument Bank
BNL   MicroSim PCBoard Netlist File For The Board Layout
BNR   Binary News Reader File
BNR   Banner – Poster Graphic Banner
BNSKIN   BeatNik Clock Skin (Something Decent)
BNT   Entropia Universe Texture, Sound and String Archive (MindArk PE AB)
BN_   Ntgraph Ze32v215 file
BOA   BOA Constrictor Archiver Compressed Archive
BOARD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOB   TAC Browser URL (Swoot)
BOB   BobDown Downloading Program
BOB   Bob Raytracer
BOCHSRC   Bochs Configuration File (The Bochs Project)
BOD   Roland Garros Tennis Terrain File
BOD   Data Designer Ddbac File
BOE   Outlook Express Backup File (Microsoft Corporation)
BOF   IBM Voice Type Language Task Enroll File
BOF   BrowserBob Object File (BrowserBob Weblications)
BOI   Botje Bot-file (TNHteam)
BOK   Drudix Book Designer Book Definition File (iAR GmbH)
BOL   Booasm Compressed Archive Library (Microsoft Corporation)
BOLD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOLD6   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOLF6   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOM   MicroSim PCBoard Bill of Materials
BOM   Bill of Materials File
BOM   Pro/ENGINEER Temporary File (PTC)
BOM   OrCAD Schematic Capture Bill of Materials File (Cadence Design Systems, Inc.)
BOM   Softshare Delta Business Object Model
BOMBER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BONES   xfit Ridgeline File
BONGO   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BONK   BONK Lossless/Lossy Audio Compressor
BOO   Kermit Protocol Binary Bootstrap File
BOO   Boo Class File
BOO   IBM BookManager Book
BOO   Image File
BOO   Microsoft Booasm.arc Compressed Archive File
BOOK   FrameMaker Book (Adobe Systems Incorporated)
BOOK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOOK   Budget In Brief Budget Book File (Budget In Brief)
BOOK   ICE Book Reader Book File (ICE Graphics)
BOOKS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOOST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOOT   InstallShield (Acresso Software Inc.)
BOOT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOOT0   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOOTSCREEN   BootSkins New Boot Screen (Stardock Corporation)
BOOTSKIN   BootSkin Windows Boot Skin (Stardock Corporation, Inc.)
BOP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOR   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BORDERS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BORED   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BORLAND   C Makefile (Borland Software Corporation)
BOS   Dynamite VSP Building Object Style (3am Solutions (UK) Limited)
BOS   Brotherhood of Steel Compressed File
BOSSFONT   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOT   Soldat Bot Information File (Michal Marcinkowski)
BOT   Robot Arena: Design & Destroy Robot (Gabriel Group, Inc.)
BOT   LinkBot document
BOT   Frogbot Editor
BOULDER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOULESHP   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOUTON   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOW   Back Orifice 2K Workspace
BOWL   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOX   Lemmings Revolution Archive
BOX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOX   Calypso Email Mailbox (Rose City Software)
BOX   Digital Video Witness CCTV Data File (Kodicom Co., Ltd)
BOX   Vbox Helper Application File (Aladdin Knowledge Systems)
BOX   Foxmail E-Mail Box
BOX   Notes Mailbox
BOX   ThrottleBox Multimedia Viewer
BOX   Systems Management Server (SMS) Temporary Holding Area (Microsoft Corporation)
BOX   VTrain (Vocabulary Trainer) Box File (Paul Raedle)
BOX   MediaShout Presentation Script (MediaComplete)
BOX3D   Box Shot 3D Project (Applications For Life)
BOXES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOXR   Boxerjam Interactive Game System
BOY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BOZ   BZIP Over ZIP Compressed File Archive
BP   Binary Picture TIFF Bitmap
BP   BankPerfect Accounts File (Fabio Chelly)
BPA   Death Rally Archive File (Remedy Entertainment)
BPC   BuildPro File
BPC   Business Plan Toolkit Chart
BPD   Cash Compass Plan (Palo Alto Software, Inc.)
BPD   Business Plan Pro Business Plan Data (Palo Alto Software, Inc.)
BPD   DTLplot Beadpull Data File
BPD   PCIScope PCI and ISA PnP Subsystem Information (APSoft)
BPD   Pscript Binary PostScript Printer Description File
BPD   B黵o Plus NexT FlashFiler Database File (microtech GmbH)
BPD   FARSITE Burn Period File (The Fire Sciences Lab (FiSL))
BPD   BizInt Smart Charts for Patents Data Transfer Format (BizInt Solutions)
BPD   Data Designer Database Backup File
BPD   catDB Template Property Dictionary
BPDX   Acrobat Batch PDX (Catalog) File (Adobe Systems Incorporated)
BPEL   Fiorano BPEL Project File (Fiorano Software Inc.)
BPF   Cash Compass Table Formatting (Palo Alto Software, Inc.)
BPF   F-Secure Base Policy File (F-Secure)
BPG   Borland Project Group (Borland Software Corporation)
BPI   IBM Voice Type languages Newuser file
BPJ   Bravo! Project (Thought Studios, Inc.)
BPK   Blaise File (Statistics Netherlands)
BPK   C++ Builder Package File (Borland Software Corporation)
BPKEY   Blender Publisher License Key (Stichting Blender Foundation)
BPL   Winamp Ver 3 Playlist File (Nullsoft)
BPL   AutoCAD R2000 Batch Plot List (Autodesk, Inc.)
BPL   Delphi Library (Borland Software Corporation)
BPLIB   BrilliantPhoto Photo Library File (Brilliant Labs, Inc.)
BPM   Brazil r/s Photon Map Storage File (SputterFish, LLC)
BPM   Battle Planner Module (Battle Planner, LLC.)
BPMN   ActiveModeler Avantage Template File (KAISHA-Tec Co. Ltd)
BPP   MUSICMATCH Burner Plus Project
BPP   Taskmaster Batch Pilot Project (Datacap Inc.)
BPP   Clarion for Windows Backup Application (SoftVelocity)
BPR   BackupXpressPro Project File
BPR   C++ Builder 6 Project (Borland Software Corporation)
BPR   Reference Count 01 File
BPS   Bulletproof FTP Settings
BPS   XMap Flight Plan or Flight Plan Statistic File (Delorme)
BPS   Works Document (Microsoft Corporation)
BPS   Business Plan Toolkit
BPT   Belarc Product Key (Belarc)
BPT   Corel Bitmap Master File
BPV   BallPark Business Valuation Valuation Scenario File (BulletProof Business Plans)
BPW   QuickBooks Business Planner File (Intuit Inc.)
BPW   ArcView World File For BIP Or BMP Images (ESRI)
BPX   Lumena BigPix
BPX   Truevision Targa Bitmap
BPX   BusiPlan File (Manager-Pro)
BQW   ArcView World File For BSQ Image (ESRI)
BQY   BrioQuery File (Oracle)
BR   Omnis7 Data (Omnis Software)
BR   Bridge Script
BR   The Playa File
BR1   Wincmd Fle
BR3   Bryce 3D Scene File (DAZ Productions)
BR4   Bryce 4 Scene (DAZ Productions)
BR5   Bryce 5 Scene (DAZ Productions)
BR6   Bryce 6 Scene (DAZ Productions)
BRAIN   Msdev Common Addins File
BRAINCHIME   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRAS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRC   Bryce 2 Scene (DAZ Productions)
BRC   Onset Design Briefcase Briefcase (Onset Design)
BRCC   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRD   Winning Bridge Saved Hand (Gerald Wilson)
BRD   EAGLE Layout Editor Board File (CadSoft Computer GmbH)
BRD   RPG Toolkit Board Design File (Christopher Matthews)
BRD   BizInt Smart Charts for Pharmaceuticals Data Transfer Format (BizInt Solutions)
BRD   WinBoard Project (Ivex Design International)
BRD   Allegro (Cadence Design Systems)
BRE   Breuckmann Scanner File
BREAK   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BREAST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BREATH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BREP   Boundary Representation File Format
BREP   Open CASCADE 3D Model File (Open CASCADE Company)
BRF   Brief
BRF   Duxbury Braille Translator Cross Platform Braille File (Duxbury Systems, Inc.)
BRF   Braille ASCII File
BRH   Baraha Document (Sheshadrivasu Chandrasekharan)
BRI   FirstClass
BRI   Basic Rate Interface File
BRIDGESORT   Adobe Bridge Cabinet File (Adobe Systems Incorporated)
BRITANNIA   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRK   Brooktrout Fax-Mail File
BRK   The Brake! Mailer REXX Script
BRL   Ballistic Research Laboratory CAD
BRLCAD   Ballistic Research Laboratory CAD
BRM   Kega Fusion Backup RAM
BRN   BrainStorm Data File (Brainstorm Software Ltd)
BRN   PersonalBrain Data (Brain) File (TheBrain Technologies Corp.)
BRN   yBook Compiled eBook (Spacejock Software)
BRN   MegaHAL Brain File (Ai Research)
BRO   Creatacard Booklet/Brochure Project (Broderbund)
BRO   Embroidery File
BRO   BR-532 Digital Studio
BRO   Tree Professional Broadleaf Creator File
BRP   Tree Professional Broadleaf Creator Image
BRS   Corel Painter Brush File
BRS   Batchrun Batch File (Outer Technologies)
BRS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRS   RoboHELP Browse Sequence
BRSH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRSTM   BRSTM Audio Stream (Nintendo)
BRT   Booria Carpet Designer Professional Plus Edition 6.20 Robotuft Project (Booria CAD/CAM Systems)
BRT   PeoplePC Install Script (PeoplePC, Inc.)
BRT   Micrografx System4 Browser file
BRT   Brooktrout Fax-Mail File
BRU   Photoline4 Brushes File
BRU   Brutus Restore File
BRUSH   Xerox Doodle Brush File
BRUSH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRUSH2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BRW   Application File Associated with financial institution(s) loan applications.
BRX   Beam Report Document (SYSTEAM)
BRX   Multimedia Browsing Index
BRX   Enterprise Information Portal Suite Backup and Restore Data/Settings (Epicor Software Corporation)
BRZ   DbBRZ File
BS   Printfox/Pagefox Bitmap
BS   Infinity Game Engine Compiled Script (BioWare Corp.)
BS1   Apogee Blake Stone Data
BS2   Burning Sand 2 Add-on (Max Nagl)
BS2   Basic Stamp 2 Code File
BSA   BSARC Compressed Archive
BSB   BioShock Saved Game (2K Games)
BSB   MapInfo Sea Chart (Mapinfo Corporation)
BSB   SWAT Sub-basin Output File
BSC   Fortran Pwbrmake Object
BSC   Source Browser Database
BSC   Developer Studio Browser File (Microsoft Corporation)
BSC   Boyan Script
BSC   BinSCII Apple II Compressed Archive
BSCS   Strategy2Act Balanced Scorecard File (AKS-Labs)
BSCT   Strategy2Act Balanced Scorecard Strategy File (AKS-Labs)
BSD   Xilinx Integrated Software Environment Boundary-Scan Description Language (BSDL) File (Xilinx, Inc.)
BSD   Crossfire File
BSD   FacetWin Bitwise Backup Set (FacetCorp)
BSD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BSE   CRiSP Harvest File
BSF   Bridge-Soft Quarterly File
BSF   BadukSearch/BadukTracer Selected Game File
BSF   JCanyon: Grand Canyon for Java DEM File
BSF   Rainbow Six: Rogue Spear Buildspace File (Red Storm Entertainment, Inc.)
BSH   BeanShell Script
BSH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BSI   BSPlayer Configuration
BSK   Bryce 4 File (DAZ Productions)
BSL   BSPlayer Configuration
BSM   SQLMatcher Project File (Berryware)
BSN   BSA Packing Program Archive (PhysTechSoft Ltd.)
BSN   MIDI File
BSP   Star Trek Elite Force Map File (Raven Software)
BSP   BestAddress HTML Editor Site Project File (Multimedia Australia Pty. Ltd.)
BSP   Valve Game Map File (Valve Corporation)
BSP   arahnoWare Enterprise Sever 6 BSP Code Editor
BSP   Getic 3D Scene/Model File
BSP   Quake Map (Id Software, Inc.)
BSP   Steam Source SDK Compiled Game Map File (Valve Corporation)
BSP   Half-life/TFC/CS Map
BSQ   Oracle Control File
BSQ   ArcView Image File (ESRI)
BSQ   Apple II BINSCII-encoded (Apple Inc.)
BSQ   BCDown Download
BST   BibTeX Style File
BST   Star Trek: Birth of the Federation Structure/Ship Info File
BSU   Brindys BriTray
BSV   BASIC Bsave Graphics
BSW   Office Business Scorecard Manager Workspace File (Microsoft Corporation)
BSY   FTN Soft Busy Flag
BSY   VTrain (Vocabulary Trainer) Learning Cardfile (Paul Raedle)
BSZ   BSplayer Compressed Skin File (BST2K Networks)
BS_   Bookshelf Find Menu Shell Extension (Microsoft Corporation)
BT   VTBuilder Binary Terrain
BT   BTwin Project Data (Procedimientos-Uno, S.L.)
BT   BluffTitler Gallery Show File (OuterSpace Software)
BT3   Control Runner Button Configuration File (MomSoft)
BTAB   Base Guitar Tabulature
BTC   Becker Tools Compressed Archive
BTD   Business-in-a-Box File (BizTree Inc.)
BTD   Power To-Do List Data File (Five O’clock Software)
BTF   Basi Office TypeFace Document (Basi Computers)
BTF   Baires Turf Configuration File (Zamaroht & Karel)
BTF   Brother Scanner File
BTG   FlightGear Scenery File (The FlightGear Crew)
BTH   Bathy Recorder Data File (Jeppesen Marine, Inc.)
BTL   American Civil War File (Interactive Magic)
BTL   Inmos BooTabLe File
BTL   Pok閙on NetBattle Battle Replay File (Smogon)
BTL   INPRISE Format Language Library (Borland Software Corporation)
BTL   BEATO Lite Single Assessment Data (Unisys)
BTM   4DOS Batch To Memory Batch File
BTN   JustButtons Animated Bitmap (Lincoln Beach Software)
BTN   buttonFile File (ButtonWare Inc.)
BTNDATA   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BTO   Baytex Organix! 2001 Language Kit
BTOA   Binary-to-ASCII Format
BTPC   BTPC Encoded Bitmap (John Robinson)
BTR   Btrieve Database File (Pervasive Software Inc.)
BTR   FrontPage Binary-Tree Index (Microsoft Corporation)
BTR   AviSys Bird Watcher Database (Jerry Blinn)
BTREE   Mac OS HFS+ B-tree File (Apple Inc.)
BTS   Creative Digital Blaster Digital VCR File
BTT   ICQ Find Users File (ICQ Inc.)
BTU   BEATO Unite Multiple Assessment Data (Unisys)
BTW   BarTender Barcode Label (Seagull Scientific, Inc.)
BTW   Steuer2001 File
BTX   DB/TextWorks Database Term and Word Indexes (Inmagic, Inc.)
BTX   SEEDIS Index
BTX   BibTeX Document
BTY   Railroad Tycoon 3 Building (PopTop Software Inc.)
BU   Pegasus Mail Temporary File (David Harris)
BUB   Photobubble File
BUB   norton cleansweep backup opens my backed up files (Norton)
BUB   Ipix Spherical Panorama
BUBBLES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUC   Photoshop Elements Backup File (Adobe Systems Incorporated)
BUD   Quicken Backup (Intuit Inc.)
BUDGET   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUDGETS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUDGETX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUF   WinXL File
BUFFER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUFR   Binary Universal Form for the Representation
BUFR   Meteorological Data
BUG   Bug (Problem) File
BUG   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUGFIXES   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUGS   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUGS   Generally Bugs File
BUILD   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUILDER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUL   Holiday Lights Screen Saver Bulb File
BUL   JSim I4 Bullseye Data Format (University of Washington)
BUL   Capella Report Card Data File (Castor & Pollux Software Inc.)
BUM   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUM   Poser Bump
BUN   Monkey Island 3
BUN   Cakewalk Audio Bundle File (Cakewalk)
BUNDLE   OS X Bundle (Plug-ins and Add-ons) (Apple Inc.)
BUNDLE   iMovie 3 Plug-in Bundle (Apple Inc.)
BUNNY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUNNY2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUP   PC-Bibliothek Update File
BUP   DVD Info File Backup
BUP   Brother Embroidery System File
BUP   CD Indexer
BUP   Softcode Tracker Contact Manager Backup
BUREAU   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BURGER   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BURNING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BURST   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUS   Netmino File
BUSH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUSYBOX   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUT   Buttons! Button Definition
BUTTONS4   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BUY   Movie Data File
BUYING   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BV1   WordPerfect Overflow File (Corel Corporation)
BV2   WordPerfect Overflow File (Corel Corporation)
BV3   WordPerfect Overflow File (Corel Corporation)
BV4   WordPerfect Overflow File (Corel Corporation)
BV5   WordPerfect Overflow File (Corel Corporation)
BV6   WordPerfect Overflow File (Corel Corporation)
BV7   WordPerfect Overflow File (Corel Corporation)
BV8   WordPerfect Overflow File (Corel Corporation)
BV9   WordPerfect Overflow File (Corel Corporation)
BVC   IBM Voice Type Language Newuser File
BVD   BvD Fileset
BVD   BitDefender Vault File (BitDefender)
BVH   Biovision Motion File
BVH   Character Studio BioVision Motion Capture File (Autodesk, Inc.)
BVI   IBM Voice Type Language Newuser File
BVL   Micrografx Picture Publisher 8 Textures File
BVS   BVS Solitaire Collection
BW   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BW   Silicon Graphics Raw Black and White Bitmap (Silicon Graphics, Inc.)
BW1   Byteworx FMEA� FMEA Database (Byteworx Inc.)
BWA   BlindWrite BWA Builder Physical CD Characteristics File (VSO-Software)
BWB   Visual Baler Spreadsheet File
BWC   BeadWizard Color Palette (Black Hills Software)
BWD   Rally Online Car Description File (GameSpy Industries)
BWE   Black and White 2 Environment Data (Lionhead Studios)
BWG   BrainWave Generator Binaural Beat File (Noromaa Solutions)
BWI   BlindWrite Ver. 4 Image File (VSO-Software)
BWM   Blaise File (Statistics Netherlands)
BWM   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BWP   BeadWizard Pattern (Black Hills Software)
BWP   Book Writer Project
BWR   Kermit Beware Bug List
BWS   BlindWrite Ver. 4 Subchannel Data File (VSO-Software)
BWS   Enot External Photo Viewer Settings (Acritum Software)
BWT   BlindWrite Ver. 4 Table of Contents File (VSO-Software)
BWT   CDmage Table of Contents
BWU   BlindWrite (VSO-Software)
BWV   Business Wave File
BWW   Blaise File (Statistics Netherlands)
BWW   Bagpipe Notation
BWZ   WinImage Batch Configuration File
BXB   BasicX Compiled Project Bytecode (NetMedia, Inc.)
BXD   Broken Cross Disk Manager Database (Kevin Fucik)
BXF   Man’s Best Friend Software Breeder Exchange Format
BXI   Blaise File (Statistics Netherlands)
BXM   BX-24 Basic Express Compiler Map
BXP   BootXP File
BXP   BX-24 Basic Express Compiler Module List
BXRC   Bochs Configuration File (The Bochs Project)
BXU   PictureGear Studio File (Sony Electronics Inc.)
BXX   blaxxun Contact
BXY   ShrinkIt Apple II Compressed Archive
BY   Spice Pspice File
BY   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BYO   CartoExploreur Cartographic Map (Bayo)
BYU   Movie File
BZ   Bzip UNIX Compressed File
BZ   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BZ1   WinTOTAL Automatic Backup (a la mode, inc.)
BZ2   ZPoc Christian Music Networks User File List (ZPoc)
BZ2   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
bz2   Bzip 2 UNIX Compressed File
BZA   BZA Compressed Archive
BZABW   AbiWord (The AbiSource Community)
BZF   Textures and Other Information
BZIP2   Compressed Archive Format
BZM   BusinessMAP Map File (ESRI)
BZN   Star Trek Armada Map File
BZPATCH   Unknown Apple II File (found on Golden Orchard Apple II CD Rom)
BZW   BZFlag Map (BZFlag Project Team)
B_T   Eru/erd File
B_W   1st Reader Mono Binary Screen Image
B_W   Image Lab
B_W   Atari/Macintosh Black and White Graphic
B~K   Backup

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