Utilidades

Software gratuito:
Bulk Rename Utility
http://www.bulkrenameutility.co.uk/
Pdfcreator
http://pdfcreator.softonic.com/

Software de prueba:
Autocad
http://www.autodesk.es/
http://www.softonic.com/s/autocad
3dstudio Max
http://www.autodesk.es/
http://autodesk-3ds-max.softonic.com/
Blender
http://blender.softonic.com/
Rhinoceros
http://www.es.rhino3d.com/

Recursos de software:
Softonic
http://www.softonic.com/