ODP - Open Directory Project

"The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community of volunteer editors."

AEC Design (104)
Computer Aided Manufacturing (143)
2D Drafting (17)
3D Modelling (6)
Drawing Exchange and Interoperability (47)
Electronic Design Automation (81)
FEA Integration@ (2)
Graphics Hardware@ (57)

See also:

This category in other languages:

Bosnian (5)	Chinese Simplified (19)	Czech (66)
Dutch (65)	French (21)	German (390)
Japanese (196)	Korean (3)	Romanian (6)
Russian (44)	Slovak (7)	Spanish (13)
Swedish (29)	Turkish (6)

DesignCAD - Multipurpose software for 2D drafting and 3D solid modeling..

Evolution Computing, Inc. - Developers of the FastCAD and EasyCAD computer aided drafting programs.

Joel Orr's World of Technology - News and articles about CAD, plus books, humor, educational resources and relevant links..

Varkon - A parametric CAD system and development tool for engineering, computer aided design, and product modeling applications, with free download for Linux and Windows..

Usenet alt.cad - news: - Google Groups

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ODP - Open Directory Project

"The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community of volunteer editors."