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WORLDS & GAMES / DEMO

He gave Astra an ocean. It built the world underneath.

Frame from Ethan Mollick’s ABYSSAL ocean demo
Original ocean demo shared by Ethan Mollick.SOURCE: ETHAN MOLLICK / X

Ethan Mollick started with Token Gremlin’s open-source ocean and weather project, ABYSSAL, and asked Astra to extend it with underwater environments and animal behavior. He shared both a live version and the code.

You can explore the result yourself. It’s also a useful creative habit: find an existing project you love, then imagine what you would add to it.

A little context goes a long way.

We read the original post and repository and confirmed that the ocean rendered. The Astra build process is creator-reported; the original ocean project already existed.

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