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.MTL · Wavefront OBJ Material Library
Application
About the .mtl format
MTL is the companion text material library for Wavefront OBJ. It defines surface colors, transparency, lighting parameters, and texture references, but contains no model geometry and normally travels with an OBJ file.
File Details
- Extensions
- .mtl
- MIME Types
- model/mtl
- Categories
- Application
How to Open .mtl Files
- 1
Download and install OpenFiles from the official website.
- 2
Launch OpenFiles and open your .mtl file via File > Open or drag and drop.
- 3
Your file will open in the appropriate viewer for viewing and editing.
Supported by
Code Editor
Editor
FAQ
Open .mtl as text to inspect material definitions. A dedicated material preview is still being developed, and the matching OBJ plus texture files are needed to see the complete model.
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