Vignesh Nallamad 209 Report post Posted July 2, 2012 A table of file extensions and the programs used to open them 1.Extension (.doc) 2.Definition and Description (= word document) 3.Program to Open the File (Windows: Word) .aac Advanced Audio Coding File - highly compressed audio file that maintains quality nearly indistinguishable from the original audio source Mac / Windows: Apple iTunes .ai Adobe Illustrator File - vector image file made up of paths, created by Adobe Illustrator Mac / Windows: Adobe Illustrator .arc Macintosh Hierarchical Archive - self-extracting compressed file Mac: Opens itself Windows: Stuffit Expander .aiff Audio Interchange File Format - sound file, similar to .wav Mac / Windows: Audio or media application (QuickTime / Windows Media Player) .asf Advanced Systems Format - media file developed by Microsoft; can be compressed using a variety of codecs Mac / Windows: Windows Media Player .asmx Active Server Method File - defines Web services called by an Active Server Page (see below) Windows: Microsoft Windows-based Web server with the .NET framework .asp Active Server Page - server-generated HTML Web page based on ActiveX scripting Mac / Windows: Web browser, such as Safari or Internet Explorer (ASP code is parsed by the Web server) .aspx Active Server Page Extended - server-generated HTML Web page based on ActiveX scripting that uses the Microsoft .NET framework Mac / Windows: Web browser, such as Safari or Internet Explorer (ASP code is parsed by the Web server) .avi Audio Video Interleave File - high-quality video format; uses less compression than similar formats such as .mpeg and .mov Mac / Windows: Any movie player (QuickTime, Windows Media Player) .bat DOS Batch File - contains a series of line commands; runs itself Windows: Any text editor .bin Macbinary II Encoded File - compressed file encoded as binary or MacBinary Mac: Stuffit Expander .bmp Bitmap Image - uncompressed raster image made up of pixels of different colors Mac / Windows: Adobe Photoshop or any image viewer that can read bitmap files .cer Internet Security Certificate - security file provided by a third party such as VeriSign or Thwate that confirms the authenticity of a Web site Mac / Windows: Web server such as Apache or Windows 2000 Server .cgi Common Gateway Interface Script - written in C or Perl; can only be edited if it is not pre-compiled Mac / Windows: Any text editor .cif CD Disk Image - CD image format created by Corel and used by Roxio CD Creator; mounts as a physical CD Windows: Roxio Media Creator, MagicISO .css Cascading Style Sheet - used for formatting the contents of a Web page, such as font type, size, and color, as well as table layout and spacing Mac / Windows: Editable with any text editor, used by HTML pages .csv Comma Separated Values - contains data separated by commas and each new line represents a new row; values can be organized into cells by a spreadsheet program Mac / Windows: Any spreadsheet program, such as Microsoft Excel .dat Data File - written by an application and typically accessed only by that application Windows: Any text editor .db Database File - generic database file, could be created by a number of different database programs Mac / Windows: A compatible database program such as FileMaker Pro or MS Access .dbx Microsoft Visual Foxpro Table File - contains a Foxpro table Mac / Windows: FoxPro or other database program .dll Dynamic Link Library - a compiled set of procedures and/or drivers called by another program Windows: a compiled program that should not be edited .dmg Disk Image - a mountable disk image file; opening the image file will mount a virtual disk on the Desktop Mac OS X: Apple Disk Utility (not compatible with Mac OS 9) .doc Microsoft Word Document - a document created by Microsoft Word or WordPad Mac / Windows: Microsoft Word .dot Microsoft Word Template - a template for new Microsoft Word documents Mac / Windows: Microsoft Word .dwn Firmware Update File - software that updates firmware Windows: Various hardware components that allow their firmware to be updated .eml Outlook Express Saved Message - message that was saved in Outlook Mac / Windows: Microsoft Outlook .eps Encapsulated PostScript - PostScript (.ps) file typically containing images, vector graphics, and text. Has an embedded preview image; often used for transferring between different operating systems. Mac / Windows: Adobe Illustrator, Acrobat, or Photoshop; most image-editing programs can at least view the preview image .exe Executable File - DOS/Windows program or self-extracting archive Windows: Runs itself .fpt FileMaker Pro File - database created by FileMaker Pro Mac / Windows: FileMaker Pro .gif Graphical Interchange Format - image file that uses up to 256 indexed colors; common format for Web graphics Mac / Windows: Any picture viewer or Web browser (Mac: Preview, Windows: Photo Editor) .gp4 CCITT Group 4 File - Fax document Mac / Windows: Any fax program .gz Gnu zipped file - compressed using the common method (Gnu) on UNIX systems Mac: Stuffit Expander Windows: WinZIP .hlp Windows help File - documentation for Windows or Windows programs Windows: Windows Help Viewer (integrated into Windows) .htm .html HTML File - HTML coded page to be displayed in a Web browser; .htm is the extension typically used by Microsoft FrontPage Mac / Windows: Web browser (Netscape / Internet Explorer) .hqx BinHex 4.0 encoded File - Macintosh file compressed and encoded into 7-bit text; helps maintain file integrity for downloads Mac: Stuffit Expander .ico Icon File - Windows icon file format; can be used to change file icons Windows: Part of the operating system .img Macintosh Disk Image - can be mounted like a disk; acts like a hard disk when mounted Mac OS 9: Apple Disk Copy or Aladdin ShrinkWrap Mac OS X: Apple Disk Utility Windows: MagicISO .indd Adobe InDesign File - professional page layout file created by Adobe InDesign Mac / Windows: Adobe InDesign .ini Initialization File - contains settings for Windows programs; can be edited, but typically shouldn't be Windows: Any text editor .jar Java Archive File - contains multiple Java files; can be compressed, digitally signed, and run as a program Mac / Windows: Any program that supports Java 1.1 or later .jpeg jpg Joint Photographic Experts Group File - 24-bit compressed graphic format; common format for Web graphics Mac / Windows: Any picture viewer or Web browser (Mac: Preview, Windows: Photo Editor) .js JavaScript file - text file containing JavaScript code; often referenced by Web pages that incorporate JavaScript functions Mac / Windows: Any text editor (for editing); any Web browser (to compile and run the JavaScript code) .kpg Kai's Power Goo Graphic - image file edited and saved in Kai's Power Goo Mac / Windows: Kai's Power Goo (Scansoft) .lit eBook File - electronic version of a book or other publication Windows: Microsoft Reader .lnk File Shortcut (or Link) - link or alias to the original file; an icon that points to the actual file Windows: Windows Operating System .log Log File - text file that keeps a log of certain events; used by operating systems, installers, Web servers, and many other programs Mac / Windows: Any text editor .m4a MPEG-4 Audio Layer - audio file that uses MPEG-4 audio compression; basically an .mp4 file without the video track Mac / Windows: Apple iTunes or QuickTime Player, Windows Media Player, or other audio program that supports MP4 compression .max Paperport File - document converted by Scansoft Paperport Mac / Windows: Paperport Viewer .mdb Microsoft Access Database - database file (including, tables, forms, queries, etc.) created by Microsoft Access Mac / Windows: Microsoft Access .mdi Microsoft Document Imaging Format - high-resolution, tag-based graphics format based on TIFF Mac / Windows: Microsoft Office .mid .midi MIDI File - Musical Instrument Digital Interface standard file; contains music data such as what notes are played, when they are played, how hard the key is pressed, how long it is held, etc. Mac / Windows: QuickTime Player or other audio program that supports MIDI .mim .mime Multi-Purpose Internet Mail - common encoding for e-mail attachments Mac: Stuffit Expander Windows: WinZip .mp3 .mpu Moving Picture Experts Group 3 Layer Audio - compressed audio format; near-CD quality sound (stereo, 16-bit) Mac / Windows: iTunes or other music player .mp4 MPEG-4 Video File - video clip or movie that uses MPEG-4 compression Mac / Windows: Apple QuickTime Player .mpg .mpeg Moving Picture Experts Group File - common video format; often used for downloadable movies Mac / Windows: Any movie player (QuickTime, Windows Media Player) .mpp Microsoft Project File - created for organizing, tracking, and maintaining projects Windows: Microsoft Project .mov .moov Apple QuickTime Movie - common multimedia format; cross-platform, but developed by Apple Mac / Windows: Apple QuickTime Player .ns2 .ns3 .ns4 Lotus Notes Database - database file created by Lotus Notes 2, 3, or 4 Mac / Windows: Lotus Notes .ocx ActiveX Control - an object that can be placed within an ActiveX form and can have an event attached to it Windows: ActiveX development software .old Backup File - often used as an indicator for a backup copy of a file; often placed after the orginal suffix (i.e. document.doc.old) Mac / Windows: Original program used to create file .p65 PageMaker 6.5 Document - page layout document created by Adobe PageMaker Mac / Windows: Adobe Pagemaker 6.5 or greater .pab Personal Address Book - address book file for Microsoft e-mail programs Mac: Microsoft Outlook/Entourage Windows: Microsoft Outlook/Exchange .pct Picture File - image file formatted in the Macintosh PICT format Mac / Windows: Any image viewing program with PICT support, i.e. Adobe Photoshop .pdf Portable Document Format - cross-platform document created by Adobe Acrobat Mac / Windows: Adobe Acrobat Reader (free) or Adobe Acrobat (commercial version) .pfc AOL Personal File Cabinet - file system for America Online Mac / Windows: update using AOL .pgm Portable Graymap - grayscale image file Mac / Windows: any program that can read graymap files, i.e. Adobe Photoshop with CartaPGM plug-in; can be edited with a text teditor .pl Perl Script - text (ASCII) file that can be compiled and run on Unix Mac / Windows: Any text editor .pmd PageMaker Document - page layout file created by Adobe PageMaker Mac / Windows: Adobe PageMaker 7 .png Portable Network Graphic - lossless image format that uses indexed colors (like a GIF), but without copyright issues Mac / Windows: Most picture viewers and Web browsers (Mac: Preview, Windows: Photo Editor) .pps Powerpoint Slide Show - slide show created by Microsoft Powerpoint Mac / Windows: Microsoft PowerPoint or PowerPoint Viewer .ppt PowerPoint Presentation - editable slide show created by Microsoft Powerpoint Mac / Windows: Microsoft PowerPoint .ps Postscript File - saved in printer-readable format, often consisting of vector graphics and text; can be printed directly without being opened in an application Mac / Windows: Adobe Illustrator, Acrobat, or Photoshop; any printer utility that supports Postscript .psd Photoshop Document - document created by Photoshop; can include layers, filters, and other Photoshop specific elements Mac / Windows: Adobe Photoshop .pst Personal Folder File - contains personal information for Microsoft e-mail programs Mac: Microsoft Outlook/Entourage Windows: Microsoft Outlook/Exchange .pub Publisher Document - Microsoft Publisher file Windows: Microsoft Publisher .pwl Windows Password List - list of passwords used for Windows login and other programs such as NetMeeting; stored in the Windows directory Windows: Not meant to be opened, can be viewed with Pwl Tools .qt Apple QuickTime Movie - common multimedia format; cross-platform, developed by Apple Mac / Windows: Apple QuickTime Player .qxd QuarkXpress Document - QuarkXpress desktop publishing file Mac / Windows: QuarkXpress .ra .ram Real Audio - audio file created by RealPlayer Mac / Windows: RealPlayer .rar WinRAR Compressed Archive - compressed file or group of files; uses a higher compression ratio than typical ZIP compression Mac: Stuffit Expander Windows: WinRAR .rcd Arcade File - dynamic physical simulation document Windows: Arcade structure modeling program, developed by the University of Virginia .rtf Rich Text Format - text file that includes formatting such as bold type, italics, different fonts and font sizes, etc. Mac / Windows: Any text editor that supports text formatting .rm Real Media - media file created by RealPlayer Mac / Windows: RealPlayer .rmr ResumeMaker File - resume file created by ResumeMaker Windows: ResumeMaker Professional or Career Edition .sea Self-Extracting Archive - compressed Macintosh file that opens and uncompresses itself Mac: opens itself Windows: Stuffit Expander .sca Norton AntiVirus Scan File - data file that tells Norton AntiVirus what to scan Mac / Windows: Norton AntVirus .sig Signature File - small text file that can be automatically attached to the end of email messages; often includes name, phone numbers, and e-mail address Mac / Windows: E-mail programs such as Outlook Express and Eudora Pro .sit Stuffit Archive - compressed file "stuffed" by Aladdin Stuffit program; originally Mac-only, now crossplatform Mac / Windows: Stuffit Expander .smi ShrinkWrap Disk Image - disk image created by ShrinkWrap; mounts as a disk when opened Mac: Aladdin ShrinkWrap or Apple Disk Copy .sql Structured Query Language Data - database file written in SQL; can be read by any compatible database Mac / Windows: Any text editor or SQL-compatible database program such as Microsoft Access .swf Macromedia Flash Movie - vector-based animation created by Macromedia Flash; plays automatically in Web browser if Flash plug-in is installed Mac / Windows: Macromedia Flash Player or Web browser with Flash plug-in installed .swp Swap File - used by the operating system to swap information from memory to the hard disk; acts as virtual memory or simply a memory buffer Mac / Windows: non-editable .sys System File - stores system settings and variables for DOS and Windows; typically should not be edited Windows: Any text editor .tar Consolidated File Archive (Unix) - multiple files stored as one archive via Unix tar program; often compressed with Gnu Zip as well Mac: Stuffit Expander Windows: WinZip .tiff Tagged Image File Format - high quality graphics format Mac / Windows: Any picture viewer (Mac: Preview, Windows: Photo Editor) .tga Targa Graphic - texture file, often used in games Mac / Windows: QuickTime Player .tmb Timbuktu Pro Document - remote access control file Mac: Timbuktu Pro .txt Text File - file containing only text Mac / Windows: Any text editor .uu .uue Uuencoded File - encoded by Unix uuencode Mac: UU Undo Windows: WinCode .vsd Visio Drawing File - diagram created by Visio Windows: Microsoft Visio .wav Windows WAVE Sound File - high-quality audio file, similar to AIFF Mac / Windows: Audio or media application (QuickTime / Windows Media Player) .wk1 Lotus Worksheet - spreadsheet created by Lotus Mac / Windows: Lotus 1-2-3 or Microsoft Excel .wma Windows Media Audio - audio file compressed with Windows Media compression Mac / Windows: Windows Media Player .wmf Windows Metafile - proprietary Windows graphic format Windows: Xara X or compatible Windows viewing program .wmv Windows Media Video - video/audio file compressed with Windows Media codec Mac / Windows: Windows Media Player .wpd Word Perfect Document - text document created by Corel WordPerfect Mac / Windows: Corel WordPerfect .wpt Word Perfect Document - template for Corel WordPerfect documents Mac / Windows: Corel WordPerfect .wpm Word Perfect Macro - macro file for Corel WordPerfect Mac / Windows: Corel WordPerfect .xls Microsoft Excel Spreadsheet - spreadsheet created by Microsoft Excel Mac / Windows: Microsoft Excel .xlw Microsoft Excel Workbook - workbook containing multiple items created by Microsoft Excel Mac / Windows: Microsoft Excel .xlt Microsoft Excel Template - template for new Microsoft Excel documents Mac / Windows: Microsoft Excel .xml Extensible Markup Language File - data file that uses tags (like HTML) to define objects and object attributes; a text-based database Mac / Windows: Any text editor .ymg .yps Yahoo Messenger File - written by Yahoo Messenger Mac / Windows: Yahoo Messenger .z Unix Compressed File - compression format for some files on Unix servers Mac: Stuffit Expander Windows: WinZip .zip Zipped File - compressed by PKZip or WinZip; typically used with Windows files Mac: Stuffit Expander Windows: WinZip Download this info with the link below http://www.mediafire.com/?vn1c7ly1dl7opzd 4 Share this post Link to post Share on other sites
CyberAbc 290 Report post Posted July 2, 2012 very useful bro :cwrocks: 1 Share this post Link to post Share on other sites
Vignesh Nallamad 209 Report post Posted July 3, 2012 thanks mate actually i got this idea after seeing ur post thought of extending it 1 Share this post Link to post Share on other sites
ShAmmY1989 984 Report post Posted December 25, 2014 Nice Work Share this post Link to post Share on other sites
dazzle 0 Report post Posted September 10, 2017 thank you Share this post Link to post Share on other sites