Maxtool free to AutoCAD

http://espanol.geocities.com/minergis/
I have designed gratuitous Maxtool for AutoCAD and I want to
contribute it to its site; this
Application designed in AutoLISP, to be installed in AutoCAD. It draws
doors, windows, closets, stairs, load files of points (co-ordinated x
and z) with his respective name, it draws the mesh or grid of
coordinates for a topographic plane and calculates the area of a
closed polygon and prints the value in his interior with only click.
She is proven in versions 2000 to 2006 (any language)
Unloadable of:
http://espanol.geocities.com/minergis/

Richard Olives Peña