Runtime Lightmap Baker Get it on the Unity Asset Store
Runtime Lightmap Baker app icon: a dark room split between warm baked sunlight and an orange wireframe grid.

Runtime Lightmap Baker

In-game progressive path-traced lightmapping. Every platform. Zero RTX required.

Supports Unity 6 - URP & BIRP - All platforms!

  • Beautiful baked lighting
  • 100% in-game
  • Zero RTX required
Get it on the Unity Asset Store Play the WebGL demo

01 — Overview

Watch the trailer

Ninety seconds on what Runtime Lightmap Baker does, and what it looks like running in a real scene.

02 — Try it

Bake it yourself, in your browser

The full baker, running live in WebGL. Move the lights, hit bake, watch the lightmaps converge.

Play the WebGL demo now!

Heads up: the demo streams a large build. It is best on desktop, with a fast connection.

03 — Deep dives

Setup & on-device

From an empty scene to a baked one, and the same baker running on an Android phone.

Quick setup guide

Install, add the baker to a scene, and get your first runtime bake on screen.

Android tech demo

The same path-traced bake, running on a mid-range phone — no desktop GPU involved.