HEATKEYS

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

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

Huge collection of graphic resource for designer include vector graphic, psd graphic, icons, font, photoshop brush all are free for download.

Find tens of thousends of printable 3D Models worldwide! We collect 3D Models from all Plattforms and Communities for 3D Printing.

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

3ders.org provide in-depth information about 3D Printing, rapid prototyping, rapid manufacturing, 3D Printers, 3D software, 3D services, 3D designers, 3ders, 3D printer price, 3D printer price compare, 3d printer price comparison

Thingiverse is a universe of things. Download our files and build them with your lasercutter, 3D printer, or CNC.

Autodesk Seek is the online source for product specifications and models for use in Revit, Autocad, 3ds Max, Maya and other CAD applications

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

3DXtras.com offers thousands of free 3d models to download in .MAX, .3ds and other format, you may use these models freely in your own work as royalty free unless stated.