Windows file extensions A-Z

Billl Gates

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  • May 4, 2008
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    Pita KOtte
    Windows file extensions A-Z
    It may already posted. Anyhow sharing info to you all....


    Below is a list of common file formats.

    - A -

    ACE - ACE Archiver compression file.
    AIF - Audio Interchange File used with SGI and Macintosh applications.
    ANI - Animated cursors used in Microsoft Windows.
    API - Application Program Interface.
    ARC - Compressed file format from an old program called ARC.
    ARJ - Compressed file by the ARJ program from Robert Jung.
    ART - Clipart.
    ASC - ASCII text file.
    ASM - Assembler code.
    ASP - Microsoft Active Server Page.
    AVI - Audio/Video Interleaved used for Windows based movies.

    - B -

    BAK - Backup Files.
    BAS - BASIC programming language sourcecode.
    BAT - MS-DOS batch file.
    BFC - Briefcase document used in Windows.
    BIN - Binary File.
    BIN - MacBinary-encoded files.
    BMP - Bitmap format.
    BUD - Backup Disk for Quicken by Intuit.
    BZ2 - Bzip2-compressed files.

    - C -

    C - C source file.
    CAB - Microsoft cabinet file compressed for software (OS) distribution
    CAT - Security Catalog file.
    CBL - Cobol code.
    CBT - Computer Based Training.
    CDA - Compact Disc Audio Track.
    CDT - Corel Draw Template file.
    CFML - ColdFusion Markup Language.
    CGI - Common Gateway Interface. Web based programs and scripts.
    CHM - Compiled HTML Help files used by Windows.
    CLASS - Javascript Class file.
    CLP - Windows Clipboard file.
    CMD - Dos Command File.
    CMF - Corel Metafile.
    COM - Command File.
    CPL - Control panel item - The settings in Control Panels represent CPL files in the Windows\System folder.
    CPP - C++ programming language source code.
    CSS - Cascading Style Sheet. Creates a common style reference for a set of web pages.
    CSV - Comma Separated Values format.
    CTY - CityDesk site from Fog Creek Software.
    CWK - ClarisWorks/AppleWorks file.
    CWS - AppleWorks template file.
    CUR - Cursor in Microsoft Windows.

    - D -

    DAO - Registry Backup file for Windows registry.
    DAT - Data file. Often viewable in a text editor.
    DD - Compressed Archive by Macintosh DiskDoubler.
    DEB - Debian packages.
    DEV - Device Driver.
    DIC - Dictionary file.
    DIR - Macromedia Director file.
    DLL - Dynamic Linked Library. Microsoft application file.
    DOC - Document format for Word Perfect and Microsoft Word.
    DOT - Microsoft Word Template.
    DRV - Device Driver.
    DS - TWAIN Data source file.
    DUN - Dial-up networking configuration file.
    DWG - Autocad drawing.
    DXF - Autocad drawing exchange format file.

    - E -

    EMF - Enhanced Windows Metafile.
    EML - Microsoft Outlook e-mail file.
    EPS - Encapsulated PostScript supported by most graphics programs.
    EPS2 - Adobe PostScript Level II Encapsulated Postscript.
    EVE - TTMaker Event Scheduling File.
    EXE - DOS based executable file which is also known as a program.

    - F -

    FFL - Microsoft Fast Find file.
    FFO - Microsoft Fast Find file.
    FLA - Macromedia Flash movie format.
    FNT - Font file.
    FSH - EA Sports Game Graphic Editor File

    - G -

    GIF - Graphics Interchange Format that supports animation. Created by CompuServe and used primarily for web use.
    GID - Windows global index. Contains the index information used by "Help" in Windows.
    GRP - Microsoft Program Manager Group.
    GZ - Unix compressed file.

    - H -

    HEX - Macintosh binary hex(binhex) file.
    HLP - Standard help file.
    HT - HyperTerminal files.
    HQX - Macintosh binary hex(binhex) file.
    HTM - Hyper Text Markup. This markup language is used for web design.
    HTML - Hyper Text Markup Language. This markup language is used for web design.

    - I -

    ICL - Icon Library File.
    ICM - Image Color Matching profile.
    ICO - Microsoft icon image.
    INF - Information file used in Windows.
    INI - Initialization file used in Windows.

    - J -

    JAR - Java Archive. A compressed java file format.
    JAVA - File containing Java source code.
    JPEG - Compression scheme supported by most graphics programs and used predominantly for web use.
    JPG - More common extension for JPEG described above.
    JS - JavaScript File - A text file containing JavaScript programming code.
    JSP - An HTML page that contains a link to a Java servlet.

    - K -

    KBM - Keyboard mapping script for Reflection 4.0
    KDC - Kodak Photo-Enhancer image
    KIZ - Kodak digital postcard
    KQP - Konica camera file

    - L -

    LAB - Microsoft Excel mailing labels.
    LG - OOTP Developments saved games.
    LGO - Windows 9x startup logo.
    LHZ - Compressed archive by the LHA program from Haruyasu Yoshizaki.
    LIT - eBooks in Microsoft Reader format.
    LNK - Windows 9x shortcut file.
    LOG - Application log file.
    LSP - Autocad(visual) lisp program.

    - M -

    MAQ - Microsoft Access Query.
    MAR - Microsoft Access Report.
    MDB - Microsoft Access DataBase File.
    MDL - Rose model file. Opens with Visual Modeler or Rational Rose.
    MFM - MFWorks map file standard by Keigan Systems.
    MHT - Microsoft single file web archive.
    MID - MIDI music file.
    MOD - Microsoft Windows 9.x kernel module.
    MOV - Quicktime movie.
    MP3 - MPEG Audio Layer 3.
    MPEG - Animation file format.
    MPP - Microsoft Project File.
    MSG - Microsoft Outlook message file.
    MSG - Fidonet messages.

    - N -

    NCF - Netware command File.
    NDX - ArcView Fonts Index File by ESRI
    NFF - Haines Neutral File Format
    NFF - WorldToolKit Neutral File Format
    NITF - National Imagery Transmission Format
    NLM - Netware loadable Module.

    - O -

    O - Object file, used by linkers.
    OBD - Microsoft Office Binder file. Ties Office docs together without having to load separate programs
    OCX - ActiveX Control: A component of the Windows environment.
    OFT - Microsoft Outlook template
    OGG - Ogg Vorbis digitally encoded music file.
    OST - Microsoft Exchange/Outlook offline file.

    - P -

    PAK - WAD file that contains information about levels, settings, maps, etc for Quake and Doom.
    PCL - Printer Control Language file. PCL is a Page Description Language developed by HP.
    PCT - Macintosh drawing format.
    PDF - Portable Document File by Adobe. Viewable in a web browser or with Adobe Acrobat.
    PDF - Printer Description File. Provides printer support for certain applications.
    PDR - Port driver for windows 95. It is actually a virtual device driver (vxd).
    PHP - Web page that contains a PHP script.
    PHTML - Web page that contains a PHP script.
    PIF - Program Information File
    PIF - Vector graphics GDF file(IBM Mainframe)
    PIF - Macintosh Compressed archive
    PL - Perl source code file.
    PM - Perl Module.
    PM3 - PageMaker 3.0 document.
    PM4 - PageMaker 4.0 document.
    PM5 - PageMaker 5.0 document.
    PM6 - PageMaker 6.0 document.
    PNG - Portable Network Graphic file.
    POL - System Policy file for Windows NT.
    POT - Microsoft PowerPoint design template.
    PPD - PostScript Printer description file used in Macintosh and Windows operating systems to provide printer specific features to a driver.
    PPS - Microsoft PowerPoint slide show.
    PPT - Microsoft PowerPoint presentation(default extension).
    PRN - A print file created as the result of "printing to file".
    PS - PostScript file.
    PSD - Native Adobe Photoshop format.
    PSP - Paint Shop Pro image.
    PST - Personal Folder File for Microsoft Outlook.
    PUB - Microsoft Publisher document.
    PWL - Windows Password list file.

    - Q -

    QBB - QuickBooks backup company file.
    QBW - QuickBooks working company file
    QIF - Quicken Import file.

    - R -

    RAM - RealAudio Metafile.
    RAR - RAR compressed archive created by Eugene Roshall.
    RAW - Raw File Format.
    RDO - Raster Document Object. Proprietary file type used on Xerox Digipath Scan and Makeready workstations.
    REG - Registry file that contains registry settings.
    RM - RealAudio video file.
    RPM - RedHat Package Manager.
    RSC - Standard resource file.
    RTF - Rich Text Format.

    - S -

    SCR - Screen Saver file.
    SEA - Self-extracting archive for Macintosh Stuffit files.
    SGML - Standard Generalized Markup Language.
    SH - Unix shell script.
    SHTML - HTML file that supports Server Side Includes(SSI).
    SIT - Compressed Macintosh Stuffit files.
    SMD - SEGA mega drive ROM file.
    SVG - Adobe scalable vector graphics file.
    SWF - Shockwave Flash file by Macromedia.
    SWP - DOS swap file.
    SYS - Windows system file used for hardware configuration or drivers.

    - T -

    TAR - Unix Tape Archive.
    TCW - TurboCAD Drawing File.
    TGA - Targa bitmap.
    TIFF - Tagged Image File Format. Universal graphics format supported by most graphics applications.
    TMP - Windows temporary file.
    TTF - True Type font.
    TXT - Text Format.

    - U -

    UDF - Uniqueness Definition File. Used for Windows unattended installations.
    UUE - UU-encoded file.

    - V -

    VBS - Microsoft Visual Basic script file.
    VBX - Microsoft Visual Basic extension.
    VM - Virtual Memory file.
    VXD - Windows 9x virtual device driver.

    - W -

    WAV - Waveform sound file.
    WMF - Windows Metafile (graphics format).
    WRI - Write Document: This is equivalent to RTF, Rich Text Format, that enables saving text with formatting information.
    WSZ - Winamp Skin.

    - X -

    XCF - The GIMP's native image format.
    XIF - Wang imaging file. Wang Image Viewer comes with Windows 95/2000.
    XIF - Xerox Image file (same as TIFF).
    XIF - Image file eXtended by ScanSoft is similar to TIFF and is a Pagis application format.
    XLS - Microsoft Excel Spreadsheet.
    XLT - Microsoft Excel Template.
    XML - Extensible markup language.
    XSL - XML style sheet.

    - Y -

    YBK - Microsoft Encarta yearbook file

    - Z -

    ZIP - Compressed Zip archive.