Substance 3D Painter is compatible with most major and standard 3D file formats. You can import mesh files into Painter to texture. Supported mesh file types include .fbx, .obj, .abc, .dae, .ply, .gltf, .glb, .usd, .usda, .usdc, and .usdz. You can also export to these file formats as well. Substance 3D Painter will prepare the proper files, materials, and textures required on export, or you can use the export settings to customize this output to your needs. For more information, see the documentation.