VMT File Extension

The VMT file extension was created by Valve and is also known as the Valve Material File. VMT is classified as a Data Files and You can open and render the contents of this file in a Text Editor. You can open VMT files in Valve Source SDK program.

Valve Material File Type

Valve Material File Type
Extension .vmt
Developer Valve
Popularity 5.0 (123 Votes)
Mime Type mime-type/not.available
Default Program Valve Source SDK
Category Data Files
Format Text
Updated 6/1/2025

What is a VMT File Type?

Each VMT includes the texture name, the surface type and the d'parameters; shading. It may include backup information (for surfaces that cannot be rendered) and proxies (that change the properties of the material; rendering) as well.

VMT means Valve Material Type. "VMT.

Free Online VMT Tools & Apps

Access powerful and secure free online VMT tools to convert, view, edit, merge, split, and compare VMT files — all without installing any software. Our tools support the .VMT (Valve Material File) file extension and run smoothly in any modern browser.

Select a tool below to explore features and manage your VMT files directly from your device with ease.

VMT Files Common Issues

There are few common issues with the Valve Material File .VMT File Extensions while opening the .VMT files on Windows and MacOs, we have solution to those issues such as:

Can't Open VMT Files?

  1. You must have supported software programs installed for Valve Material File on your system such as Valve Source SDK.
  2. Associate default Valve Source Sdk Valve Source SDK program for *.vmt (Valve Material File) files.

    Associate VMT Default Program on Windows
    1. Right-click a *.VMT (e.g example.vmt) file and click Open With.
    2. In the Open with dialog box, click Valve Source Sdk Valve Source SDK program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .vmt files.

Related VMT File Extensions

VMT default file extension is .VMT and other similer related extensions are:

All Platform Software Programs for VMT File Extension

List of all softwares that can open the VMT files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open VMT File on Windows

Software License Developer
QuArK image. QuArK 6 for Windows Freeware QuArK
Valve Source SDK image. Valve Source SDK 000 for Windows Free Valve Source SDK
VMware Workstation image. VMware Workstation 15 for Windows Commercial VMware

MacOs logo image - FileProInfo.comOpen VMT File on Mac OS

Software License Developer

Linux logo image - FileProInfo.comOpen VMT file on Linux

Software License Developer
VMware Workstation image. VMware Workstation 15 for Linux Commercial VMware

Website logo image - FileProInfo.comOpen VMT file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen VMT file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen VMT file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

VMT file extension icon image.About VMT - Valve Material File

FileProInfo is to help you understand about the Valve Material File with *.VMT suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for VMT. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for VMT, please let us know.

Updated 6/1/2025