Wavefront OBJ

Wavefront OBJ (OBJ) is a 3D modeling format associated with Wavefront's Advanced Visualizer software.

.obj files are plain text. There is also a binary formulation of the format, with extension .mod.

OBJ files may reference external "material" (.mtl) files.

Specifications

 * OBJ_SPEC.PS
 * OBJ_SPEC.TXT
 * http://www.martinreddy.net/gfx/3d/OBJ.spec

Sample files

 * http://people.sc.fsu.edu/~jburkardt/data/obj/obj.html

Links

 * , from the Encyclopedia of Graphics File Formats
 * Wikipedia: Wavefront .obj file
 * Wikipedia: The Advanced Visualizer