MilkShape 3D 1.7.0

Milkshape can be used for making items and buildings for Novalogic games.

As long as you name everything right and export as an OBJ format then a program called Biturn will convert your OBJ file to an ASE file which can be use in the OED.

Install Milkshape, extract ms3dsdk174 into milkshape directory.
Use tmgms170 for key to register it.
Extract the BHD Importer plugin into the directory and finished!