BabaCAD is a program that allows you to design 3D GIS Maps based on 2D parcels and buildings plan. The program allows you to edit and save your work with high precision, it can read DWG and DXF files and it has support for hatch patterns (loading PAT files), block explorer palette, five dimension types (aligned, linear, angular, radius, diameter), LISP enabled and international characters.
Autodesk Simulation CFD software provides comprehensive fluid flow simulation
