File Extension Library

.DMX File Extension

  • Developer by: Valve
  • Category: Video Files

What are .DMX files and how to open them?

Can't open .DMX 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 .DMX file.

What is a .DMX file extension?

.DMX file extension is created by Valve. .DMX has been classified as Video Files.

.DMX is Source Filmmaker Project File

Project file created by Source Filmmaker (SFM), a program used for making 3D movies and still images for use with Valve's Source game engine; saves a 3D recording created by the user and can be comprised of game map objects, models, animations, sounds, effects, and other 3D model data; often contains a recording of actual gameplay.

SFM projects are used for making short movies and cutscenes. SFM can export, or render, projects to .TGA still images or to .AVI videos.

NOTE: Source Filmmaker can only be installed using Valve's Steam client.

List of all softwares that can open the Source Filmmaker Project File
Valve Source Filmmaker

How to fix problems with .DMX files

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