HEATKEYS

3D models for CAD/CAM/CAE designers. Cars, cities, airplanes and other polygonal and NURBS/SOLID models.

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

PTC develops cutting edge product lifecycle management (PLM) tools, 3D design software, and dynamic publishing solutions. Find out why the most innovative companies choose PTC.

Tuts+ teaches creative and technical skills across many topics to millions of people worldwide. We offer tutorials, articles, news and insights that help you take your knowledge to the next level.

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

The largest resource for MCAD (Mechanical Computer-Aided Design) professionals, including files, forums, jobs, articles, calendar, and more.

High-precision 3D laser scanning systems and services for inspection, analysis and reverse engineering. Over 29 years of experience and 20,000 laser scanning projects!

We combine our experience in 3D solid modeling, Stress analysis, Moldflow analysis, and injection mold design to create cost effective product designs.

Learn more about North Carolina State University, located in Raleigh, N.C., and consistently recognized as one of the nation’s top public universities.

MIT is devoted to the advancement of knowledge and education of students in areas that contribute to or prosper in an environment of science and technology.