I made a Mario Galaxy game with Claude Code and Three.js in 53 days

Show HN: I made a Mario Galaxy game with Claude Code and Three.js in 53 days

I made a Mario Galaxy game with Claude Code and Three.js in 53 days is active in the show hn launch space.

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I'm the developer. Happy to share the process and learnings.Architecture:- Custom SoA ECS for cache-friendly iteration, zero allocations in hot loops. Benchmarked against bitECS/miniplex.- Process manager inspired by Game Code Complete's but data-oriented so processes are pure data, systems contain the logic.- Multi-field gravity with 5 types (point, parallel, segment, cylinder, convex hull) with spring-damped transitions between fields.- Rapier3D WASM with SIMD. Gravity-aware fake shadow system for playability.- WebGL 2 shared context between Three.js and Pixi.js.- Debug editor for placing objects, configuring settings, visualizing colliders, etc (Tweakpane + Three.js helpers)76K lines of T

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Website: supertommy.com/games/super-mario-galaxy-movie-game