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.
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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.
.h260 - Video recording 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 apk - Google Android application package
file extension oxps - Windows 8 OpenXPS document
file extension mp4 - MPEG-4 video file format
file extension vcf - vCard file
file extension avi - Audio Video Interleave movie
file extension xlsx - Microsoft Excel Open XML workbook and spreadsheet
file extension pages - Pages document
file extension mp3 - Compressed audio and music file, mp3 songs or ringtones
file extension flac - Audio files encoded by Flac - free lossless audio codec
Recently updated file extensions
The file extension database is maintained and improved on daily basis. Here you can check last updated entries.
file extension dt2 - DTED Digital Terrain Elevation Data level 2
file extension mdj - StarUML model file
file extension mmf - Microsoft Mail message
file extension 001 - Sage backup
file extension nmf - NICE Media Player audio
file extension ppt - Microsoft PowerPoint 97 to 2003 presentation
file extension mpg4 - MPEG-4 video file format
file extension wvm - WAVE input data
file extension pkt - TeX font
file extension srr - ReScene Data Recovery archive