We’ve all seen 3D printed zoetropes, and drawn flip book animations in the corner of notebooks. The shifting, fluid shape of the layers forming on a 3D printer is satisfying.

Cartwheel promises to make high-quality 3D character animation 100 times faster, simpler, and more affordable.

Amazon could reap the rewards of Open 3D Engine even if its dreams of becoming a AAA game creator never come to pass. If you buy something through a link in this article, we may earn commission.