3D Content Central

3D ContentCentral is a free service for locating, configuring, downloading, and requesting 2D and 3D parts and assemblies, 2D blocks, library features, and macros. Users can join an active community of 1,279,870 CAD users who share and download user contributed and supplier-certified 2D and 3D parts & assemblies, 2D blocks, library features, and macros. Recently joined suppliers include PSS Engineering, Bird Technologies, GearWurx, Standa, and more.