FreeCAD is a general purpose feature-based, parametric 3D modeler for CAD, MCAD, CAx, CAE and PLM, aimed directly at mechanical engineering and product design but also fits a wider range of uses in...
FCOLLADA based COLLADA plugins for Maya and 3DSMax. Newer plugins with 1.5 support and support the files mentioned in "Papervision3D Essentials" by Paul Tondeur are available at http://op...