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 macOS (OS X), and basically telling them, what kind of data and file type they are working with and what associated program opens the 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.
Latest articles
Check out the recently published articles related to file extensions, tutorials or software tips.
- Best programs for finding duplicate files - Programs for file duplicity searches
- How to open pkpass file - Additional information about pkpass files and how to open and convert them
- How to convert WhatsApp CRYPT files - Decrypting WhatsApp message databases
- Search file extensions from Windows context menu - Directly search File-Extensions.org's database by single click from Windows context menu upon an unknown file
- Show and hide file extensions in Windows 10
- More information about CRDOWNLOAD files - CRDOWNLOAD file analysis.
- Open HEIC pictures in Windows - Adding HEIF support to your computer with Copytrans HEIF for Windows
- Burn ISO to USB drive - Use Rufus utility to create exact copy of ISO image to USB drive
- Best cloud storage and services - File server cloud solution for backup pc files
- How to edit GPX files - Correcting GPS points in GPX files
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's database.
.jpg_160x120 - Android picture image
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 rar - WinRAR RAR compressed archive
file extension mp4 - MPEG-4 video file format
file extension jpg - JPEG bitmap image
file extension docx - Microsoft Word Open XML document
file extension xlsx - Microsoft Excel Open XML workbook and spreadsheet
file extension epub - Open Publication structure e-book
file extension mp3 - Compressed audio and music file, mp3 songs or ringtones
file extension part - Partial download
file extension oxps - Microsoft OpenXPS document
file extension xapk - Google Android XAPK application package
file extension ris - Research Information Systems citation
file extension dwg - AutoCAD drawing
file extension crdownload - Google Chrome incomplete download
Recently updated file extensions
The file extension database is maintained and improved on daily basis. Here you can check last updated entries.
file extension gbs - OtterUI binary format
file extension paper - Dropbox Paper document
file extension rvt - Autodesk Revit Architecture project
file extension leotmi - Privacy Lock protected picture
file extension trc - Oracle SQL*Net trace debug
file extension br25 - BMW iDrive multimedia data
file extension mb - Autodesk Maya binary scene
file extension pmx - Adobe PageMaker document
file extension db - WhatsApp Messenger message database
file extension mxdl - Maxthon incomplete download
file extension ashx - ASP.NET web handler file
file extension zix - WinZix compressed archive
file extension ifv - Fuho 16CH Standalone DVR video backup
file extension nc - Unidata Network Common Data form
file extension gsp - Geometer's Sketchpad material data
Follow us!