This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Marcel Hauri
hauri.dev
did:plc:w4dgk5ioqoz2mixhj2layu6b
Claude built a playable Swiss train sim with physics, sound, and weather in one shot, but six dollars and a pile of real locomotive photos later, it still could not draw a decent train.
https://notes.hauri.dev/claude-fable-5-built-me-a-web-based-swiss-train-simulator/
2026-06-11T18:19:19.069Z