File extension is usually three or more characters at the end of the computer file name. File extensions are useful for computer operating systems, like Microsoft Windows or Apple MAC OS X, and basicaly tell them, what kind of data file it is and with which application associated it is.
We have collected a huge amount of informations and created searchable file extension list. At present the File-Extensions.org library contains thousands of file extensions and with each day the database is growing. A large number of file type entries have detailed descriptions, including their current use and a list of applications associated with it and which can handle the unknown file type, you were searching for.
If you encounter a file in your computer with an unknown file extension, then you are at the right place. You can check our database for informations about file extension you were looking for, including list of associated applications.
Simply use the search box at the top-left corner of each page to check our database for a specific file extension. You may also browse our database in alphabetical order using the navigation menu at the top.
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File extension of the day
Random daily pick from file-extensions.org database.
.pwi - Microsoft Office Mobile personal note file
For an overview of common file types,
visit the common file extensions page, which includes a list of the most important computer file formats you should know.
Popular file extensions
List of the most visited file extension records. Click on the link below for more details and software associations.
file extension pdf - Adobe Portable document format
file extension flac - Audio files encoded by Flac - free lossless audio codec
file extension part - Partial download file
file extension epub - Open Publication structure eBook file
file extension pages - iWork Pages document file
file extension rar - WinRAR RAR compressed archive
file extension 3ga - Audio file for wireless networks
file extension pub - Microsoft Publisher document file
file extension mobi - Mobipocket eBook Format
file extension 002 - Compressed file from a multi-volume archive (part 2)
file extension apk - Android package file
file extension gadget - Windows sidebar gadget file
file extension dwg - AutoCAD Drawing file
file extension menc - Microsoft Windows Mobile encrypted file
file extension json - Mozilla Firefox bookmark backup file
file extension xlsx - Microsoft Excel 2007/2010 Open XML workbook file
file extension 264 - H.264/MPEG-4 AVC video file
file extension dlc - JDownloader download link container
file extension bin - CD/DVD binary image file
file extension xls - Microsoft Excel 97 to 2003 workbook file
file extension 001 - Compressed file from a multi-volume archive (part 1)
file extension cbr - Comic Book Archive file or ComicBook Reader file
file extension crx - Google Chrome extension installer file format
file extension nrg - Nero-Burning ROM CD or DVD image file
file extension 003 - Compressed file from a multi-volume archive (part 3)
file extension srt - SubRip video subtitle format
file extension 7z - 7-ZIP compressed 7z archive file
file extension vmdk - VMware virtual disk file
file extension nbu - Nokia PC Suite 6.82+ backup file
file extension wps - Microsoft Works document file
Recently updated file extensions
Existing and new file extensions are updated or added very often. The database is maintained and improved every day.
file extension part - Partial download file
file extension sublime-workspace - Sublime Text workspace settings file
file extension sublime-project - Sublime Text project file
file extension smali - Google Android Smali Assembly Language developer file
file extension mdown - Markdown markup language file
file extension xlsx - Microsoft Excel 2007/2010 Open XML workbook file
file extension ff9 - Acorn RISC OS bitmap image sprite file
file extension as2 - ACTIVstudio resource file
file extension kcl - KeywordConvert keyword phrase list
file extension video - aTube Catcher video file
file extension flvat - Downloaded Flash video file
file extension sav - Configuration data file
file extension sav - Free Download Manager download data file
file extension sav - Saved game file
file extension sav - SPSS Data Sets database file
file extension flv - Flash video file
file extension sqfs - SquashFS bootable file
file extension led - Sony AIBO AIBO LED File Format
file extension edt - Adobe Ebook download settings file
file extension ruf - Samsung DVD and Blu-ray player firmware file
file extension fpbf - Mac OS X Finder Burnable Backup Archive
file extension ccip - Curse Client 4 addon download protocol file
file extension vmlt - VMLF related file
file extension partial - Microsoft Internet Explorer 9 partial download file
file extension pdu - Protocol data unit message file
file extension qct - QuarkXpress article template file
file extension gcf - Steam Client Grid Cache file
file extension mbp - MyBackup Pro database file
file extension aed - Alphacam wire EDM drawing file
file extension dicm - Medicine image file
