Files with mul file extension can be found as data files from famous Ultima Online game.

There is one other file type using
the MUL file extension!

empty icon.mul - SeeYou flight data

Detailed description

Software that open mul file

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MUL file extension - Ultima Online game data

What is mul file? How to open mul files?

File type specification:

Game file type icon Game file type

The mul file extension is used for one of the game resource files in Ultima Online, MMORPG computer game, released in 1997.

The mul file contains game data like graphics, sounds, maps, etc.

The default software associated to open mul file:

Ultima Online picture or screenshot

Electronic Arts, Inc. logoUltima Online  Microsoft Windows software

Company or developer:
Electronic Arts, Inc.

Ultima Online (UO) is a graphical massively multiplayer online role-playing game (MMORPG), released in 1997. It was instrumental to the development of the genre, and is still running today.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .mul file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .mul file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open mul file, edit mul file, convert mul file, view mul file, play mul file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with mul file - Ultima Online game data

Click on the software link for more information about Ultima Online. Ultima Online uses mul file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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