If you are seeking information about file extensions, then you are in the right place at right time.

Mozilla Firefox

On this page, you can find the list of file extensions associated with the Mozilla Firefox application.

There are currently 26 filename extension(s) associated with the Mozilla Firefox application in our database.

Mozilla Firefox is capable of opening the file types listed below. Conversion between the file types listed below is also possible with the help of Mozilla Firefox. You can find more information about it in the application's manual.

Associated file types

Hypertext Markup Language Document
XHTML Document
Mathematical Markup Language Document
Mozilla XPInstall Package
Mozilla Firefox XPCOM Type Library
Mozilla Fastload File
JavaScript Module
Mozilla Firefox Safebrowsing Database
IPC Protocol Definition Language Document
HTML5 Application Cache
Mozilla Firefox Compressed Bookmarks Backup
Mozilla Firefox Bookmark Backup
Mozilla Firefox Start-up Cache
Mozilla XULRunner Data
Mozilla Firefox Portable Data
ECMAScript Source Code
HTTP Archive
Mozilla Firefox Configuration Data
Mozilla Firefox CSPL Data
Mozilla Firefox Safebrowsing v4 Prefix Set
Mozilla Firefox Safebrowsing v2 Prefix Set
JavaScript Cache Data
CSS Backup
ECMAScript 6 Source Code
ECMAScript 4 Source Code
ECMAScript 5 Source Code

Important! There are many damaging, virus-infected applications on the Internet. Only download applications onto your computer from trusted, verified sources!

System requirements

You can find the system requirements for the Mozilla Firefox application on the application's website and the application's manual. If you're not sure that your system meets these requirements, then consult the help of a professional!

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Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android