File Extension Library


.FMU File Extension

  • Category: Archive and compressed Files

What are .FMU files and how to open them?

Can't open .FMU file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .FMU file.

What is a .FMU file extension?

.FMU file extension has been classified as Archive and compressed Files.

.FMU is Functional Mock-up Unit data

The fmu file extension is used for Functional Mock-up Unit files.

A Functional Mock-up Unit (FMU) is a file that contains functionality that may be invoked either via co-simulation or model exchange.

The fmu file is a ZIP archive that contains a file named modelDescription.xml and one or more platform-dependent shared libraries.


How to open:

Use any compression tool to view content of *.fmu files.

How to convert:

As far as we know, this .fmu 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.

How to fix problems with .FMU files

  1. You need to update the application that you normally use to open .FMU files. Only the latest version of the software supports the current .FMU file format
  2. You need to check the .FMU file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)