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 - https://thangs.com
  • Kind of a 3D model search engine, but they require free account login to download anything :(

• Printables - https://printables.com
  • All models are free and most tend to be of high quality

• Thingiverse - https://www.thingiverse.com/
  • This is easily the largest collection of printable models available anywhere, with all models free

• MyMiniFactory - https://www.myminifactory.com/
  • Great high-quality models, but not all models are free and some can be quite costly

• Scan the World - https://www.myminifactory.com/scantheworld/
  • People scan things, often art and sculpture, and make them available to the world, although not all of the models can be printed as downloaded

• YouMagine - https://www.youmagine.com/
  • Similar to thingiverse.com with 15,000+ printable designs

• Cults3D - https://cults3d.com/
  • 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 thingiverse.com

• Smithsonian 3D Digitization - https://3d.si.edu/
  • 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 - https://3dprint.nih.gov/
  • 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 - https://www.traceparts.com/
  • 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 - https://pinshape.com/
  • • This site has both Free and costly models, but the quality is typically excellent

• Yeggi - https://www.yeggi.com/
  • A search engine for 3D printable models that indexes many sites

• CGTrader - https://www.cgtrader.com/
  • A search engine for costly models, although not all of the models can be printed as downloaded

• GrabCAD Community - https://grabcad.com/library
  • Tons of CAD files that can be printed, although not all of the models can be printed as downloaded

• Fab365 - https://fab365.net/
  • "3D Printing Model Marketplace" that has many high quality designers posting new designs
    

• NASA Model Site - https://nasa3d.arc.nasa.gov/models/printable
  
  • NASA's 3D printable model site