These links are provided for your reference; we hope you find them useful. While we endeavor to keep them up-to-date, links on the web are susceptible to “link rot” – they change or go bad. Of course, we’re not responsible for what happens on external websites and, like other websites, you use them at your own risk.
A collection of parts shared by their manufacturers, useful for designing electro-mechanical assemblies
Fossils considered exemplary of their species, some available in OBJ or PLY 3D file formats
A range of objects from bedrooms to art objects
Mostly people for sale
This collection of free models seems to be aimed at animators
STL scan dpwnloads of extinct and extant specimens
2D pictures of every ant, plus all the ant info you'd ever want
Models of Common Objects
Actual company logos for reference only—not clipart
3D model Store: Buy or Download, Showcase and sell your 3D work
3D models Catalog
Lots of images and texts, with apps that make them easy to find and use
Over a million images digitized from old books and put into the public domain by the British Library
Nice modern furniture models, but not free
Free 3D models for engineers
Researchers store and organize, share, and distribute their own 3d data here
Buy, sell, share, or collaborate on 3D models.
Wing and Tail Image collection - 2D photos of bird feathers
Download, share, and reuse a plethora of images, etc.
Various objects from the Smithsonian Museum's vast hoard, like Lincoln's life mask, David Livingstone's gun, and a wooly Mammoth skeleton. Download free, but not for any commercial use
Not actual 3D models, but seamless textures that can be embossed to be 3-dimensional
Interior Design Models: stairways, furniture, books, appliances carpets, etc.
Makerbot's free model-sharing site with printable models contributed by users
Free and priced models in various formats