It comes preinstalled in Windows 10. You can view a lot of 3D files in it. To name the file formats supported by it, you can import and view OBJ, 3MF, PLY, STL, FBX, GLB, and GLTF in it.

Khronos recognizes the potential of 3D Gaussian splatting and wants to include the display process in the 3D file format ...