HEATKEYS

CAD/GIS data conversion software and CAD Viewer software. Products include Arcv2CAD, CAD Viewer, CAD2Shape, HPGL2CAD.

DWG Converters:batch converter DWF to DWG, DWG to PDF, PDF to DWG,DWG to JPG, DWF to DWG, without need of AutoCAD

YouTube is a place to discover, watch, upload and share videos.

Autodesk is a world leader in 3D design software for manufacturing, building, construction, engineering, and entertainment. Since introducing AutoCAD in 1982, Autodesk has developed a broad portfolio of 3D CAD software programs to help users visualiz...

A blog by an Autodesk employee covering many topics from Autodesk, AutoCAD, 2D, 3D, CAD, Design, DWG, Technology, Travel, and much more.

ArcGIS forums

Graphisoft is the maker of ArchiCAD, a 3D architectural design software with sophisticated 2D drawing and layout functions for architects, interior designers and structural engineers.

CADTutor provides free video tutorials, articles, downloads and a busy community forum for users of AutoCAD and associated software.

Learn how to do just about everything at eHow. Expert Village is now a part of eHow, adding expert How To videos to eHow, the world

The IBM corporate home page, entry point to information about IBM products and services

Twitter is without a doubt the best way to share and discover what is happening right now.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.