Can you chip in? As an independent nonprofit, the Internet Archive is fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, ...

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Autodesk AutoCAD is a Windows-based computer-aided design (CAD) platform providing advanced drafting, 3D modeling, and documentation capabilities for profession ...

Computer-aided design (CAD) is the go-to method for designing most of today's physical products. Engineers use CAD to turn 2D sketches into 3D models that they can then test and refine before sending ...