Read and follow the rules of licensing on each site!!!

Blend Swap

Blend Swap is a community of passionate Blender artists who share their work under creative commons licenses.

NASA

NASA content - images, audio, video, and computer files used in the rendition of 3-dimensional models, such as texture maps and polygon data in any format - generally are not copyrighted. You may use this material for educational or informational purposes, including photo collections, textbooks, public exhibits, computer graphical simulations and Internet Web pages. This general permission extends to personal Web pages.

OpenGameArt.org

A site that hosts art assets meant to be used in free games such as those made in a jam

TurboSquid

TurboSquid models are used by game developers, news agencies, architects, visual effects studios, advertisers, and creative professionals around the world. Whether you’re a 3D artist or not, you’ve probably seen TurboSquid models hundreds of times and didn’t know it - which is fine with us!

Worldforge Media

Worldforge has a very large and diverse media repository. We’re somewhat unique in that we offer such a large quantity of media using Free Software licensing (GPL). Various asset creators have contributed to the repository over the years. It contains meshes, textures, sounds, music and other kind of media assets. When using the Ember client to experience the world, every graphical element you see and every sound you hear are provided by our media repository.

yobi3D

Find free 3D model files for download. Over 1 million models indexed for game development, 3D printing, virtual reality (VR), augmented reality (AR), building information mangement (BIM). File formats: obj, stl, fbx, max, 3ds, ma, mb, blend, 3dm, dae, dwg, dxf, lwo, ply, skp, step, stp, iges, igs