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| | '''[[File extension]]s''' are used by [[Windows]], [[Mac OS|Macintosh]], and now sometimes [[GNU/Linux]] [[Operating system|operating systems]] to determine how each file should be used. This is a list of some such file extensions. | | '''[[File extension]]s''' are used by [[Windows]], [[Mac OS|Macintosh]], and now sometimes [[GNU/Linux]] [[Operating system|operating systems]] to determine how each file should be used. This is a list of some such file extensions. |
| | ==List== | | ==List== |
| | + | ===#=== |
| | + | {| class="wikitable" |
| | + | |- |
| | + | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | !BT || Incomplete BitTorrent download file<ref>http://dotwhat.net/safeurl/10878</ref> || BitTorrent || |
| | + | |- |
| | + | | !QB || Incomplete qBittorrent download file<ref>https://x64.us/s-217162-file-extension</ref> || qBittorrent || |
| | + | |- |
| | + | | !UT || Incomplete uTorrent download file<ref>http://fileinfo.com/extension/!ut</ref> || uTorrent || |
| | + | |} |
| | ===A=== | | ===A=== |
| | {| class="wikitable" | | {| class="wikitable" |
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| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | |- | | |- |
| − | | ABW || [[AbiWord]] document || Example || | + | | ABW || Document || [[AbiWord]] || |
| | |- | | |- |
| | | AES || Encrypted file (Advanced Encryption Standard) || || | | | AES || Encrypted file (Advanced Encryption Standard) || || |
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| | |- | | |- |
| | | BAT || Windows Command-line batch job file || Command Prompt || Windows | | | BAT || Windows Command-line batch job file || Command Prompt || Windows |
| | + | |- |
| | + | | BMP || Bitmap image file || || |
| | |} | | |} |
| | | | |
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| | |- | | |- |
| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | CAB || Cabinet file - file archive used for multiple purposes || || Windows and Windows Mobile (readable on Mac and GNU/Linux) |
| | + | |- |
| | + | | CFG || Program configuration file || || Windows & GNU/Linux |
| | |- | | |- |
| | | CMD || Windows Command-line batch job file || Command Prompt || Windows | | | CMD || Windows Command-line batch job file || Command Prompt || Windows |
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| | | DAT || Data file for an OS or program, not for direct user access || || Windows | | | DAT || Data file for an OS or program, not for direct user access || || Windows |
| | |- | | |- |
| − | | DOC || Document file || [[Microsoft Word]], [[Open Office]], AbiWord, etc. | + | | DOC || Document file || [[Microsoft Word]], [[Open Office]], AbiWord, etc. || |
| | |- | | |- |
| − | | DOCX || Document file in the form of compressed XML || [[Microsoft Word]] | + | | DOCX || Document file in the form of compressed XML || [[Microsoft Word]] || |
| | |} | | |} |
| | | | |
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| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | |- | | |- |
| − | | Example || Example || Example || | + | | EPUB || Open XML-based e-book || || |
| | |- | | |- |
| | | EXE || [[Executable file]] (Binary) || || Windows | | | EXE || [[Executable file]] (Binary) || || Windows |
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| | | FLV || Flash Video || Adobe Flash Player || | | | FLV || Flash Video || Adobe Flash Player || |
| | |- | | |- |
| − | | Example || Example || Example | + | | FMT || Format File || WinRAR and FoxPro |
| | |} | | |} |
| | ===G=== | | ===G=== |
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| | | GIF || Graphics Interchange Format image file || || | | | GIF || Graphics Interchange Format image file || || |
| | |- | | |- |
| − | | Example || Example || Example || | + | | GMO || GNU machine object file || || GNU/Linux |
| | |} | | |} |
| | ===H=== | | ===H=== |
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| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | |- | | |- |
| − | | HTML || Hypertext Markup Language || Web browsers !! All major systems || | + | | H || Header source code file for C, C++ or Objective-C<ref>http://fileinfo.com/extension/h</ref> || Microsoft Visual Studio, text editors, Eclipse IDE for C Developers, etc || Windows, Mac, GNU/Linux |
| | |- | | |- |
| − | | Example || Example || Example || | + | | HTML || Hypertext Markup Language || Web browsers || All major systems |
| | |} | | |} |
| | ===I=== | | ===I=== |
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| | |- | | |- |
| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | ICO || Icon file (image) || || |
| | |- | | |- |
| | | INI || Initialization file || || | | | INI || Initialization file || || |
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| | |- | | |- |
| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | JAR || Java archive file used by the Java Runtime Environment (JRE) || Java || |
| | + | |- |
| | + | | JAVA || Java source code file || Java || |
| | + | |- |
| | + | | JPE || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || || |
| | |- | | |- |
| | | JPEG || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || || | | | JPEG || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || || |
| | |- | | |- |
| | | JPG || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || || | | | JPG || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || || |
| − | |-
| + | |
| − | | JPE || '''J'''oint '''P'''hotographic '''E'''xperts '''G'''roup compression standard image file || ||
| |
| | | | |
| | |} | | |} |
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| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | |- | | |- |
| − | | || || || | + | | KDZ || Virus definition file || Kaspersky || |
| | |- | | |- |
| | | || || || | | | || || || |
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| | |- | | |- |
| | | LNK || Shortcut to local file for web address || || | | | LNK || Shortcut to local file for web address || || |
| | + | |- |
| | + | | LOG || Program or system log file || || |
| | |- | | |- |
| | | LTX || LaTeX Source Document || || | | | LTX || LaTeX Source Document || || |
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| | |- | | |- |
| | | MD5 || MD5 checksum file || || | | | MD5 || MD5 checksum file || || |
| | + | |- |
| | + | | MOBI || E-book file || || |
| | |- | | |- |
| | | MP3 || MPEG audio stream (layer 3) file || || | | | MP3 || MPEG audio stream (layer 3) file || || |
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| | |- | | |- |
| | | PAGES || Document || || | | | PAGES || Document || || |
| | + | |- |
| | + | | PDB || Database or E-book file || || Windows, Palm OS, most e-readers |
| | |- | | |- |
| | | PDF || [[Portable Document Format]] || [[Adobe Reader]], [[Adobe Acrobat]] || Windows, Mac OS | | | PDF || [[Portable Document Format]] || [[Adobe Reader]], [[Adobe Acrobat]] || Windows, Mac OS |
| | + | |- |
| | + | | PHP || Hypertext Preprocessor code || Most web browsers || Major systems |
| | |- | | |- |
| | | PNG || Portable Network Graphics image || || | | | PNG || Portable Network Graphics image || || |
| | + | |- |
| | + | | PRC || Executable file (Palm OS) or 3D models and assemblies file (Adobe) || || |
| | + | |- |
| | + | | PTT || Presentation file || Microsoft Powerpoint, OpenOffice, WPS Office, etc. || |
| | + | |- |
| | + | | PTTX || Presentation file || Microsoft Powerpoint, WPS Office, etc. || |
| | + | |- |
| | + | | PUB || Publication file || Microsoft Publisher || |
| | |} | | |} |
| | + | |
| | + | |
| | ===Q=== | | ===Q=== |
| | {| class="wikitable" | | {| class="wikitable" |
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| | |- | | |- |
| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | RAR || Compressed archive file || WinRAR, 7-Zip, PeaZip, etc || Wincows, Mac, GNU/Linux, Android |
| | |- | | |- |
| | | RTF || Rich Text file || WordPad, Microsoft Word, Open Office, etc || | | | RTF || Rich Text file || WordPad, Microsoft Word, Open Office, etc || |
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| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | |- | | |- |
| − | | TEX || LaTeX Source Document || || | + | | TAR || Consolidated Unix file archive || || GNU/Linux |
| | + | |- |
| | + | | TEX || LaTeX source document || || |
| | |- | | |- |
| | | TXT || [[Text file|Plain text]] file || || | | | TXT || [[Text file|Plain text]] file || || |
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| | |- | | |- |
| | ! Extension !! Description !! Used By !! Operating System(s) | | ! Extension !! Description !! Used By !! Operating System(s) |
| | + | |- |
| | + | | VBS || Visual Basic Script || || Windows |
| | |- | | |- |
| | | VOB || Video Object || Optical media disks || | | | VOB || Video Object || Optical media disks || |
| − | |-
| |
| − | | || || ||
| |
| | |} | | |} |
| | ===W=== | | ===W=== |
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| | |- | | |- |
| | | XLSX || Spreadsheet file (Compressed XML) || Microsoft Excel, WPS Office, etc || | | | XLSX || Spreadsheet file (Compressed XML) || Microsoft Excel, WPS Office, etc || |
| | + | |- |
| | + | | XML || Extensible Markup Language - data transfer file || || |
| | |- | | |- |
| | | XPS || Page Layout File (similar to PDF, replaced EMF)<ref>http://fileinfo.com/extension/xps</ref> || || Windows, Mac, GNU/Linux | | | XPS || Page Layout File (similar to PDF, replaced EMF)<ref>http://fileinfo.com/extension/xps</ref> || || Windows, Mac, GNU/Linux |