Unwraping applications and unfold

Unfold 3d - you can request free fraternaware edition , powerfull unfold unwrap application ( import ,export obj ) http://www.polygonal-design.fr/e_unfold/features.php

UWmapper Classics - free, can import , export obj http://www.uvmapper.com/downloads.html

LithUnwrap - UnWraper, file converter - http://files.seriouszone.com/download.php?fileid=198