react-three-start

@react-three/start is a client-first app shell for React Three Fiber. It owns Vite/React bootstrapping, the root element, a fullscreen Canvas, scene discovery, DOM overlays, and wrapper composition. The app author mostly adds files under src/.

Project Shape

src/
  cube.scene.tsx      # rendered inside <Canvas>
  lights.scene.tsx    # rendered inside <Canvas>
  hud.dom.tsx         # rendered in the DOM overlay
start.config.ts       # optional framework config

Use react-three-start dev, react-three-start build, and react-three-start preview; r3s is the short alias. Create apps with npx @react-three/start create my-app.

Entry Files