LibreCAD
OpenSCAD
kicad
FreeCAD
Qcad
Quote:
but at least 90 like mathlab
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? text based ?
i use Octave , now there is a QT gui for it but it is basically text based
but if YOU NEED!!! a cad system
buy autodesk !!!
from the link in the post above
"CityEngine "
this can be replaced by Blender 2.73
there is a WAY COOL hack to use openstreetmap and strm radar data
"ArchoPlanet" on github
https://github.com/snovvfall/ArchoPlanet