A MTL file stands for Material file.
It is a companion file for OBJ files.
MTL files are used by a wide variety of software including AutoDesk's AutoCAD, and Wavefront's Advanced Visualizer. They provide critical information about the appearance properties of objects.
MTL files are created and read by 3D image and graphics applications.
They play an important role in defining the texture, material, lighting properties, and color of 3D objects within the scene. By using MTL files, you can make your 3D models appear more realistic and expressive.
They are of great importance in various industries including gaming, animation, and virtual reality.
Opening MTL files require specific CAD and graphics programs.
Programs like Blender, Autodesk AutoCAD, and Adobe Photoshop can all view and modify MTL files. You can download them here, here, and here.
There are several file types related to MTL files. Here are some of them: