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Download free cad software for view and drawing .dwg files,2D and 3D cad design software for architectural,house design,Manufacturing,mechanical engineering.

Lynn Allen shares AutoCAD and Autodesk Tips and Tricks to improve your every day drawing performance

Altiva Software is the only company dedicated to 100% CAD standards conformance, and CAD standards, including the NCS CAD standard, US National CAD Standard, National CAD Standards, CAD Data Standards, CAD Data Standard, CAD Standards Management, CAD...

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

Autodesk User Group International (AUGI) discussion forums.

TheSwamp - Index

Be Communities is a social networking site for those in the architecture, engineering, construction, operations, and GIS communities with tools such as forums, blogs, a resource gallery, and a wiki for connecting, communicating, and learning from eac...

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

Convert PDF to editable DWG file on-line totally FREE. The conversion quality will be very nice and crystal clear; lines and arcs are removable or editable, same as the native AutoCAD drawing.