Ah yes the most important question when it comes to making a living off of a career in 3D. And your in luck because their are many platforms which help artists do just that. ***Remember to carefully read the terms and conditions of each platform and understand their commission structures before getting started. Additionally, building a personal brand and marketing your work can also contribute to your success in selling 3D models online.

1. TurboSquid:
   • Website: TurboSquid
   • TurboSquid is one of the oldest and most well-known platforms for buying and selling 3D models.
2. CGTrader:
   • Website: CGTrader
   • CGTrader is a marketplace for 3D models, offering a wide range of categories.
3. Sketchfab:
   • Website: Sketchfab
   • While Sketchfab is known for showcasing 3D models in an interactive way, they also have a store where you can sell your models.
4. 3DOcean:
   • Website: 3DOcean
   • Part of the Envato Market, 3DOcean is a platform for buying and selling 3D models, textures, and more.
5. RenderHub:
   • Website: RenderHub
   • RenderHub is a marketplace for 3D models, including characters, vehicles, and environments.
6. Cubebrush:
   • Website: Cubebrush
   • Cubebrush is a platform for digital artists, including 3D modelers. It offers a marketplace for assets and tutorials.
7. Daz 3D:
   • Website: Daz 3D
   • Daz 3D specializes in 3D content, including models, animations, and poses. You can sell your content through their marketplace.
8. ArtStation:
   • Website: ArtStation
   • ArtStation is a platform for artists, including 3D artists. You can set up a store to sell your models and assets.
9. Unity Asset Store:
   • Website: Unity Asset Store
   • If your models are suitable for game development, you can sell them on the Unity Asset Store.
10. Blender Market:

• Website: Blender Market
• Blender Market is a marketplace specifically for Blender users, offering a variety of assets, add-ons, and more.

11. Gumroad:

• Website: Gumroad
• Gumroad is a platform that allows you to sell digital products, including 3D models. It’s flexible and easy to use.

Before I send off I would also like to note that I myself have made the most income on CGTrader, Gumroad, and Sketchfab(Most downloads due to the assets being Free)