File extension or filename suffix is usually three, four or more characters at the end of computer file names divided by a dot.
File extensions are useful to computer programs and operating systems like Windows or OS X, and basically telling them, what kind of data and file type they are working with and what associated program opens this file.
File-extensions.org library contains thousands of file extensions and the database is still growing.
A large number of file type entries have detailed descriptions, including their current use and the list of programs that can open, view, edit, convert or play unknown file you search for.
Check out the recently published articles related to file extensions, tutorials or software reviews.
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Begin your search by entering the source and target file type specified by their file extensions. For example simply try flac to mp3.
File extension of the day
Random daily pick from file-extensions.org database.
.egt - EagleGet incomplete download 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 apk - Google Android application package
file extension pdf - Adobe Portable document format
file extension oxps - Windows 8 OpenXPS document
file extension crypt8 - WhatsApp Messenger message database file
file extension part - Partial download file
file extension rar - WinRAR RAR compressed archive
file extension vcf - vCard file
file extension mp4 - MPEG-4 video file format
file extension aae - Apple sidecar file
file extension xlsx - Microsoft Excel Open XML workbook file
Recently updated file extensions
The file extension database is maintained and improved on daily basis. Here you can check last updated entries.
file extension tef - TablEdit tablature file
file extension dic - Medicine image file
file extension dash - Dynamic Adaptive Streaming over HTTP video file
file extension fbr - BB FlashBack recorded video file
file extension opdownload - Opera Next incomplete download
file extension srt - SubRip video subtitle format
file extension isz - UltraISO compressed disk image file
file extension download - Chrome partial download file
file extension jam - Line 6 Spider Jam audio file
file extension album - Thumbnail cache file