3D & Generative · Oct 8, 2026
I built a whole isometric world that runs live in the browser. Here's the metro running out to a farming village
I built a whole isometric world that runs… by EconomistOk2763, credited to Claude Opus 5.5. Watch the 3D & Generative video and visit the original Reddit post.
EconomistOk2763u/EconomistOk2763
View on RedditA train leaves the city, crosses a gorge and pulls into Millbrook, a farming village at the end of the line. Everything is simulated live: trains, traffic and people. Click anything to see what it's doing. A day passes in 6 minutes. Built with Claude Opus 5.5, three.js, WebGL, TypeScript and Next.js. No server, no game engine. It's open source, and a ⭐ would mean a lot: [https://github.com/Khalidabdi1/factory](https://github.com/Khalidabdi1/factory)
The prompt behind it.
The creator has not shared a public prompt. Visit the original post for more about this work.
Video and prompt by EconomistOk2763. Original post ↗
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