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    File Extensions  !!!  Sometimes README text file format 
    File Extensions  !C  ZX Spectrum Hobetta picture format 
    Wikipedia  ###  Temporary file - program-dependent format 
    File Extensions  $$$  Mostly backup file format - many applications 
    Wikipedia  $?  ZX Spectrum file in HOBETA format 
    File Extensions  $1  ZX Spectrum file in HOBETA format 
    File Extensions  $1  ZX Spectrum file in HOBETA format 
    File Extensions  $C  ZX Spectrum Hobetta picture format 
    File Extensions  $S  ZX Spectrum Hobetta picture format 
    FILExt  000  Euromap IRS-1C/IRS-1D Fast Format File 
    FILExt  001  Tagged Image Format File 
    File Extensions  001  Tagged Image Format File 
    FILExt  00A(T)  CD Extra Format File 
    FILExt  1DK  OS/2 Saved SKF Format File (IBM) 
    File Extensions  2D  Amapi picture format 
    FILExt  2DK  OS/2 Saved SKF Format File (IBM) 
    TrID  2IMG  2IMG Universal Format disk image (Apple II) 
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    FILExt  2IMG  XGS Apple IIGS Emulator 2IMG Disk Image Format 
    File Extensions  2IMG  XGS Apple IIGS emulator disk image format 
    TrID  2MG  2IMG Universal Format disk image (Apple II) 
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    FILExt  2MG  XGS Apple IIGS Emulator 2IMG Disk Image Format 
    File Extensions  2MG  XGS Apple IIGS emulator disk image format 
    FILExt  3D  Atari Stereo CAD-3D Objects Graphics Format (Atari
    File Extensions  3D  Atari Stereo CAD-3D objects graphics format 
    FILExt  3D  SpinFire Professional Secure 3D Format CAD File (Actify Inc.) 
    File Extensions  3D2  Atari Stereo CAD-3D 2.0 objects graphics format 
    FILExt  3D2  Stereo CAD-3D Ver. 2.0 Objects Graphics Format (Atari
    FILExt  3D4  Atari Stereo CAD-3D Objects Graphics Format (Atari
    File Extensions  3D4  Atari Stereo CAD-3D objects graphics format 
    FileInfo  3DF  3D Format 
    FILExt  3DK  OS/2 Saved SKF Format File (IBM) 
    Wikipedia  3DS  3D Studio Graphics format - 3D Studio 
    File Extensions  411  Mavica picture format 
    File Extensions  4BT  GoDot picture format 
    FILExt  4DK  OS/2 Saved SKF Format File (IBM) 
    FILExt  4XM  4X Movie Format 
    Wikipedia  555  16 bit per pixel image file format (5bit per component
    FILExt  5DK  OS/2 Saved SKF Format File (IBM) 
    FILExt  6DK  OS/2 Saved SKF Format File (IBM) 
    FILExt  7DK  OS/2 Saved SKF Format File (IBM) 
    File Extensions  8BI8  Adobe PhotoShop Plugin Format 
    File Extensions  8BL  Adobe PhotoShop Plugin Format 
    FILExt  8DK  OS/2 Saved SKF Format File (IBM) 
    FILExt  9DK  OS/2 Saved SKF Format File (IBM) 
    TrID  A  Common Object File Format (COFF) Library 
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    File Extensions  A4W  Disk image format 
    FILExt  AAF  Advanced Authoring Format File 
    File Extensions  AAF  Advanced Authoring Format multimedia 
    TrID  AB1  ABIF - Applied Biosystems Inc. Format 
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    FILExt  AB1  ABIF Applied Biosystems Inc. Format (Applied Biosystems
    File Extensions  AB1  ABIF file format 
    FILExt  ABF  Altair Binary Format 
    TrID  ABF  Altair Binary Format 
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    File Extensions  ABS  Optocat picture format 
    File Extensions  AC1D  AC1D packer format sound/music 
    FILExt  AC3  AC3 Audio File Format 
    File Extensions  AC3D  3d format data 
    File Extensions  ACCDB  Office Access 2007 database file format 
    File Extensions  ACCT  Describes the format of the records in the system accounting files
    File Extensions  ACE  Aces200 image format 
    File Extensions  ACM  Graphics file (ACMB format
    File Extensions  ACMB  Graphics file (ACMB format
    FileInfo  ACR  American College of Radiology Format 
    FILExt  ACU  AppleLink-PE Compression Format 
    File Extensions  ADC  Sound (TI/MIT ADC format
    FILExt  ADC  TI/MIT ADC Format Sound 
    FILExt  ADI  Amateur Data Interchange Format (ADIF) File 
    TrID  ADI  Amateur Data Interchange Format 
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    File Extensions  ADIF  Amateur Data Interchange format specification 1.0 
    TrID  ADIF  Amateur Data Interchange Format 
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    FILExt  ADK  OS/2 Saved SKF Format File (IBM) 
    File Extensions  ADK  OS/2 saved SKF format file 
    FILExt  ADPCM  Intel/DVI Adaptive Differential Pulse Code Modulation Format Sound 
    File Extensions  ADPCM  Sound (Intel/DVI Adaptive Differential Pulse Code Modulation format
    File Extensions  AFC  Compressed audio interchange file format 
    FILExt  AFF  Advanced Forensics Format Disk Image (Simson L. Garfinkel and Basis Technology Corp
    TrID  AFF  Advanced Forensics Format disk image 
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    TrID  AFF  AGEMA File Format 
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    File Extensions  AFF  Format Disk Image 
    FILExt  AFP  IBM Transactional Data Format (Advanced Function Print
    FILExt  AFP  Papyrus Document Storage Format 
    File Extensions  AFX  Image format 
    FILExt  AGL  Compaq Array Visualizer Native Data Format (Hewlett-Packard Development Company L.P.) 
    FILExt  AI3  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI3  Generic Encapsulated PostScript Graphic Format 
    FILExt  AI4  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI4  Generic Encapsulated PostScript Graphic Format 
    FILExt  AI5  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI5  Generic Encapsulated PostScript Graphic Format 
    FILExt  AI6  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI6  Generic Encapsulated PostScript Graphic Format 
    FILExt  AI7  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI7  Generic Encapsulated PostScript Graphic Format 
    File Extensions  AI8  Generic Encapsulated PostScript Graphic Format 
    TrID  AIF  AIFF Audio Interchange File Format 
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    File Extensions  AIF  Audio Interchange File Format sound file 
    FileInfo  AIF  Audio Interchange File Format 
    TrID  AIFC  AIFF-C (Audio Interchange File Format Compressed
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    File Extensions  AIFC  Audio Interchange File Format sound file with Compression 
    TrID  AIFF  AIFF Audio Interchange File Format 
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    FileInfo  AIFF  Audio Interchange File Format 
    File Extensions  AIFF  Audio Interchange File Format 
    Wikipedia  AIFF  Audio Interchange Format File (AIFF) - Convert (c) Villena 
    File Extensions  AIFR  Audio Interchange File Format 
    File Extensions  AIO  APL file transfer format file 
    FILExt  AIO  APL File Transfer Format 
    Wikipedia  AIO  APL programming language file transfer format file 
    FileInfo  AL  A-Law Compressed Sound Format 
    FILExt  AL  ALAW Format Sound 
    File Extensions  AL  Sound file (RAW CCITT/ITU G.711 A-law format audio
    FileInfo  ALAW  A-Law Compressed Sound Format 
    File Extensions  ALAW  A-law G.711 European telephony format 
    FILExt  ALAW  ALAW Format Sound 
    FILExt  ALC  Alchemy Chemical Format (CambridgeSoft Corporation
    File Extensions  ALI  Document file (SAP proprietary format
    FILExt  ALI  SAP Proprietary Format Document File 
    FILExt  ALL  1-2-3 Always Working Page Format File (IBM) 
    File Extensions  ALL  Aley' s Module Format 
    File Extensions  ALL  Always format file for working pages 
    Wikipedia  ALL  Format file for working pages - Always 
    File Extensions  ALW  A-law G.711 European telephony format 
    FILExt  AMB  Radiance Ambient File Format 
    FILExt  AMF  Advanced Module Format Music 
    TrID  AMF  Amiga Meta File Format 
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    Wikipedia  AMF  Music (Advanced Module Format) - DMP 
    File Extensions  AMF  Music (Advanced Module Format
    TrID  AMFF  Amiga Meta File Format 
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    File Extensions  AMI  Image format 
    Wikipedia  AMR  Audio format for mobile phones (Nokia, SonyEricsson
    FILExt  AMS  Extreme's Tracker Module Format 
    Wikipedia  AMS  Music format 
    File Extensions  ANF  ANSYS DesignModeler file format
    File Extensions  ANI  Atari image format 
    FILExt  AOF  Acorn Object Format 
    File Extensions  AOF  Acorn Object Format 
    TrID  AOS  AOS File Format 
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    FILExt  APE  Monkey's Audio Lossless Audio Compression Format (Matthew T. Ashland
    File Extensions  APE  Monkey' s Audio lossless audio compression format 
    Wikipedia  APL  APL work space format file 
    File Extensions  APM  Windows Metafile image format 
    File Extensions  ARF  ARF image format 
    File Extensions  ARN  Image format file 
    FILExt  ART  Another Ray Tracer Format 
    Wikipedia  ART  Graphics format (Another Ray Tracer) - PFS:1st publisher - Art Import 
    File Extensions  ART  Image format 
    File Extensions  ART  Picture format in internet-cache 
    FILExt  ASD  Advanced Streaming Format Description (Microsoft Corporation
    File Extensions  ASE  Adobe swatch exchange format 
    Wikipedia  ASF  Advanced Streaming Format (Compressed Windows audio/video) - Microsoft Corporation 
    FILExt  ASF  Advanced Streaming Format (Microsoft Corporation
    File Extensions  ASF  Advanced Systems (streaming) format 
    FileInfo  ASF  Advanced Systems Format File 
    FILExt  ASN  Chemical Interchange Format (Old Form
    FileInfo  ATOM  Atom Syndication Format 
    TrID  AU  NeXT/Sun uLaw/AUdio format 
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    File Extensions  AU  Unix audio sound file format 
    File Extensions  AUD  DTS sound data stream file format 
    FILExt  AUT  Interactive Pictures iPIX Format 
    File Extensions  AVP  ArcView Legend Editor palette file (ODB format
    File Extensions  AVS  Animation format 
    FILExt  AVS  Application Visualization System Format 
    File Extensions  AVS  Application Visualization System format 
    File Extensions  AVS  Bitmap image format 
    Wikipedia  AX  Directshow filter file format 
    FILExt  AZW  Kindle eBook Format (Amazon.com Inc.) 
    FILExt  B  IRIS Editor Shortened Format File (eurobraille
    FILExt  B  Molconn-Z Format File 
    File Extensions  B_W  Image format 
    File Extensions  B16  Image format 
    File Extensions  B3D  BodyPaint 3D Format 
    File Extensions  B3D  Image format 
    File Extensions  BAAN  Baan database p-code object format 
    TrID  BBF  ScriptBasic Binary File Format (32bit
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    TrID  BBF  ScriptBasic Binary File Format (64bit
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    FILExt  BC3  Fiebdc-3 Format File 
    File Extensions  BDCFF  C64 BoulderDash Construction Kit File Format 
    Wikipedia  BDF  Adobe Glyph Bitmap Distribution Format - Adobe Software 
    File Extensions  BDF  Adobe Glyph Bitmap Distribution Format stores Adobe screen fonts as ASCII 
    Wikipedia  BDF  Bitmap Distribution Format font file - X11 
    FILExt  BDF  Glyph Bitmap Distribution Format (Adobe Systems Incorporated
    FileInfo  BDF  Glyph Bitmap Distribution Format 
    FILExt  BDF  X11 Bitmap Distribution Format 
    FILExt  BDK  OS/2 Saved SKF Format File (IBM) 
    FILExt  BFF  AIX Backup File Format 
    File Extensions  BFF  AIX Backup Format 
    File Extensions  BFF  WorldToolKit Neutral File Format (binary virtual reality file
    FILExt  BFF  WorldToolKit Neutral File Format 
    File Extensions  BFL  BFLI image format 
    File Extensions  BFLI  BFLI image format 
    FILExt  BH  BlackHole Archive Format File 
    Wikipedia  BIB  Database - not compatible with TeX format - Papyrus 
    File Extensions  BIB  Papyrus database - not compatible with TeX format 
    Wikipedia  BIF  Binary Image Format b& -w graphics file - Image Capture board 
    File Extensions  BIF  byLight image format 
    File Extensions  BIF  Image Capture board bitmap image (b& w Binary Image Format
    File Extensions  BIFF  XITE - X-based 2d/3d format image format 
    File Extensions  BIG  Michelin (autoroute maps) image format 
    File Extensions  BIL  ArcView image format (band interleaved by line
    File Extensions  BIL  Satellite image (8bit GIS tape format) (SPOT image
    File Extensions  BIN  Audio format 
    FILExt  BIN  MacBinary Archive Format Often used on Macintosh
    File Extensions  BIN  MacBinary archive format often used on Macintosh 
    FILExt  BKG  UWXAFS Binary Format Data File 
    File Extensions  BLD  MegaPaint image format 
    FILExt  BLL  INPRISE Format Language Library (Borland Software Corporation
    File Extensions  BLN  Golden Software Blanking Format 
    File Extensions  BLORB  Blorb: A Z-Machine Resource Collection Format Standard 
    File Extensions  BMF  ByteMap font format 
    TrID  BMF  ByteMap font format 
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    File Extensions  BMF  Corel Flow image format 
    File Extensions  BMF  Corel graphics (Binary Material Format
    Wikipedia  BMP  OS/2 or Win graphics format (BitMap Picture) - QPeg - CorelDraw - PC Paintbrush - many 
    File Extensions  BNY  Binary ll format 
    Wikipedia  BOO  Book-format - READIBM 
    FILExt  BPD  BizInt Smart Charts for Patents Data Transfer Format (BizInt Solutions
    FILExt  BRD  BizInt Smart Charts for Pharmaceuticals Data Transfer Format (BizInt Solutions
    FILExt  BREP  Boundary Representation File Format 
    File Extensions  BRT  Brooktrout 301 image format 
    File Extensions  BS  Printfox/Pagefox image format 
    File Extensions  BSAVE  Quickbasic BLOAD/BSAVE format 
    File Extensions  BSF  AVC Blu-ray video format file type 
    FILExt  BTL  INPRISE Format Language Library (Borland Software Corporation
    File Extensions  BTN  JustButtons animated bitmap image format 
    FILExt  BTOA  Binary-to-ASCII Format 
    File Extensions  BUM  Poser Bump files image format 
    Wikipedia  BUY  Datafile format - movie 
    File Extensions  BVA  Biovision motion file format 
    File Extensions  BWF  Broadcast wave file format 
    FILExt  BXF  Man's Best Friend Software Breeder Exchange Format 
    FILExt  BZIP2  Compressed Archive Format 
    TrID  C3D  Chem3D Format 
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    TrID  C3D  Coordinate 3D (subset of ADTech File Format) file (common