An example embodiment may involve obtaining, by a graphical viewer, a 3D model of an object; requesting, by the graphical viewer, one or more 2D textures for the object from an image server application; receiving, by the graphical viewer, the one or more 2D textures from the image server application; possibly based on the 3D model of the object and the one or more 2D textures, generating, by the graphical viewer, a texturized image representation of the object; and displaying, by the graphical viewer, the texturized image representation of the object.