A la xarxa podem trobar biblioteques d’objectes molt diversos ja dissenyats que es poden descarregar (a vegades de pagament) i imprimir.
- Thingiverse: http://www.thingiverse.com/
- Youmagine: https://www.youmagine.com/
- Instructables: http://www.instructables.com/
- Myminifactory: http://www.miminifactory.com/
- Shapeways: https://shapeways.com/
- Hubs: https://www.hubs.com/
- http://www.123dapp.com/Gallery/content/all
- http://apps.microsoft.com/windows/en-us/app/3d-builder/75f3f766-13b3-45e9-a62f-29590d5781f2
- https://3dwarehouse.sketchup.com/?redirect=1
