An mtr file extension is related to the id Tech 4 video gaming engine and used for its material definitions.

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

empty icon.mtr - RealFight radio control data

Detailed description

Software that open mtr file

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MTR file extension - id Tech 4 material defintions

What is mtr file? How to open mtr files?

File type specification:

Game file type icon Game file type

The mtr file extension is associated with the id Tech 4, a video gaming engine developed for Doom 3, Doom 3 Resurrection of Evil and Quake 4 video games.

The mtr file contains material definitions and material look-up tables.

Updated: May 9, 2019

The default software associated to open mtr file:

Doom 3 icon

id Software LLC logoDoom 3  Microsoft Windows software

Company or developer:
id Software LLC

Doom 3 is sci-fi horror first person shooter computer game released in 2004. Doom 3 is a reboot of the legendary computer game DooM with new look on original DooM story. Doom 3 story is set in 2145 on Mars, where scientists opened a gateway to Hell. Mars is under attack of invasion by demons. Main hero is anonymous space marine that must stop this catastrophic invasion. Doom 3 also supports very popular multiplayer gaming.

Help how to open:

Use compatible tools to work with *.mtr files.

How to convert:

Probably cannot be converted to anything else.

List of recommended software applications associated to the .mtr 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 mtr file, edit mtr file, convert mtr file, view mtr file, play mtr file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with mtr file - id Tech 4 material defintions

Click on the software link for more information about Doom 3. Doom 3 uses mtr 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:

Main software associated with mtr file by default:
Doom 3 small icon Doom 3
Other suggested software:
Doom 3: Resurrection of Evil small icon Doom 3: Resurrection of Evil
Quake 4 small icon Quake 4

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