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The Ultimate CAD Directory CAD sites organized into TopTen lists, covering all major CAD software packages, industries, CAD jobs, tutorials, tips and tricks, etc. Generic wire frame 3D modeling facility that works with AutoCAD or IntelliCAD that interprets wire frame to create elevations and sections automatically. CAD-Forum Online resource for the CAD community, with magazines, articles, reviews and news. CAD database for mechanical engineers. CADClick offers access to CAD geometries from different suppliers on mechanical engineering.