Acquiring 3D models for creation of immersive experiences

The most popular digital content platforms and libraries where 3D models can be found and downloaded are listed below:

1. TurboSquid. A large 3D model library offering a variety of 3D models (including animated ones), dedicated for architecture, games, health, and other.
2. CGTrader. A platform where you can freely access, buy, and sell 3D models, environments, and other creations. It offers a wide range of professional, high-quality 3D models and provides the option to place custom orders for individual projects.
3. Sketchfab / Fab. A social platform that allows users to share and view 3D models directly in the browser, as well as download them. It offers both paid and free models. Currently, the platform is transitioning and evolving into a new platform called Fab.
4. Free3D. Provides free 3D models across various categories and themes, including products, vehicles, characters, and more.
5. BlenderKit. An extension for Blender that offers a large library of free and paid 3D models, materials, and textures.
6. Thingiverse. The main platform for 3D printing, where users can share and download 3D models for printing with 3D printers, or integrate digital versions into virtual projects.
7. MyMiniFactory. A platform for 3D printing where users can share and find high-quality 3D models.
8. Adobe Stock. Provides professional 3D models that can be used with Adobe software packages such as Photoshop and Dimension.
9. Shutterstock. Offers a collection of 3D models available through their subscription system.
10. GrabCAD. A community for engineers and designers offering free 3D CAD models for a wide range of projects.
11. 3DExport. The platform allows to purchase and sale 3D models, textures and other digital resources for a wide range of application areas.
12. RenderHub. Offers a wide range of 3D models, as well as textures and other resources related to 3D graphics.
13. Daz 3D. The platform specialises in animation and character modelling. It offers both free and paid 3D models, as well as applications for editing and improving them and adapting them to your projects.
14. Sketchup Warehouse. A large library of free 3D models for SketchUp users. Here you can find various models for different application areas.
15. TurboSquid. The platform is known for its wide selection of 3D models, which includes both paid and free options.
16. Cults3D. A platform for selling 3D models for printing. Here you will find unique creations and projects created by members of the community.
17. 3D Warehouse. It is a Trimble-powered platform for SketchUp that allows users to share and download 3D models.
18. Tinkercad. It is a 3D modelling platform that allows users to share their creations and view models created by others.
19. Society of Visual Storytelling (SVS). The platform focuses on visual storytelling, offering free and paid 3D models with a more artistic style.

These tools allow you to find 3D models for various projects and needs.