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.
- Convert scanned document to text - Recovering text from scanned documents and pictures
- Install Windows without DVD or USB - Install Microsoft Windows Vista, 7, 8, 10 operating systems from hard disk directly
- How to print prn files - Printing or conversion of older PRN print files
- Use Windows 10 desktop themes on Windows 7 - Using wallpapers from Windows 10 themes in Windows 7
- 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
- Creating Comic eBooks - How to easily make your own digital comics
- Open and convert Keynote presentations online - Using iWork for iCloud for making new and conversion of old Apple documents
- Create Audiobooks from E-books - Converting digital books to audio books
- Open and convert Pages documents online - Using iWork for iCloud to make new or convert Pages documents
- Open and convert Numbers spreadsheets online - Using iWork for iCloud for making new and conversion of old Apple documents
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.
.nbu - Nokia PC Suite 6.82+ backup
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 OpenXPS document
file extension vcf - vCard file
file extension epub - Open Publication structure eBook
file extension mp4 - MPEG-4 video file format
file extension docx - Microsoft Word Open XML document
file extension cdr - CorelDRAW vector or bitmap graphics
file extension xlsx - Microsoft Excel Open XML workbook and spreadsheet
file extension numbers - Apple Numbers spreadsheet
Recently updated file extensions
The file extension database is maintained and improved on daily basis. Here you can check last updated entries.
file extension lox - Therion 3D model
file extension idi - I-DEAS web access file
file extension rt - Rich Text document
file extension dpl - Delphi packed library file
file extension dpl - Digital Photo Librarian database
file extension ixb - Ulead disk image
file extension rtmap - CompeGPS Land raster map
file extension apdetected - Apple iPhoto file
file extension wpt - GPS waypoint file
file extension sss - WindowBlinds substyle file