HEATKEYS

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

HeliFreak.com is the place to learn about Radio Controlled Helicopters and to socialize with others who are also learning and flying R/C Helis. Our Motto is Fun, Learning, Friendship and Mutual Respect. Come join in on the fun and enjoy the free ex...

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...

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

3D Models save you time and money. Find the 3D Model for your project in our vast library of cars, people, architectural models and more.

Autodesk User Group International (AUGI) discussion forums.

Pointwise is the leading independent provider of mesh and grid generation software and services for computational fluid dynamics (CFD) including both the Pointwise and Gridgen software products.

Controlline stunt

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

The Ultimate Discussion forum for CNC, metal working machines, lathes, vertical milling, CAD/CAM software, hobbyCNC, wood routers, EDM, electronics,metal work and Free Buying and Selling!