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3D Model Repositories

There are many great places to find models!

All these sites have quality 3D models available, although not all 3D models are printable.  

  • Thangs -
    • Kind of a 3D model search engine, but they require free account login to download anything :(
  • Thingiverse -
    • This is easily the largest collection of printable models available anywhere, with all models free
  • Cults3D -
    • This site bills itself as a social network for fans of the 3D printer world and has 80,000 models although many of those overlap with
  • Smithsonian 3D Digitization -
    • A group of technologists working within the Smithsonian Institution Digitization Program Office, although not everything is printable as it is provided
  • U.S. Department of Health and Human Services National Institutes of Health -
    • The NIH 3D Print Exchange provides models in formats that are readily compatible with 3D printers, and offers a unique set of tools to create and share 3D-printable models related to biomedical science.
  • TraceParts -
    • Design library of models for hardware, gearing, etc. that is available through a huge list of catalogs, a great resource for sizing a print to interface with the real world
  • PinShape -
    • This site has both Free and costly models, but the quality is typically excellent
  • CGTrader -
    • A search engine for costly models, although not all of the models can be printed as downloaded
  • GrabCAD Community -
    • Tons of CAD files that can be printed, although not all of the models can be printed as downloaded