Thingiverse is a place to share digital designs for fabricating real, physical objects. MakerBot's Thingiverse is a thriving design community for discovering, making, and sharing 3D printable things.
Thingiverse - Details & Top Features
As the world's largest 3D printing community, Thingiverse believes that everyone should be encouraged to create and remix 3D things, no matter their technical expertise or previous experience. Thingiverse is widely used in the DIY technology and Maker communities, by the RepRap Project and by 3D printer and MakerBot operators