Mesh Baker

Improve performance! Combine meshes and materials to reduce batches!

Mesh Baker is a powerful toolkit of flexible non-destructive workflows for optimizing props and scenes.

Unity's best known optimization tool. Five-star support and updates since 2012.

* Create Atlases or Texture Arrays for sets of props

* Find, group, and combine meshes in large and complex scenes

* Modify prop prefabs to use atlas materials

* Supports URP, HDRP, Standard pipelines

* Works with built-in and custom shaders

* Create atlases for materials that use color tints

* Supports props with multiple materials

* Handles tiling textures

* Combine customize and add props to skinned meshes

* Create customizable skinned mesh characters

* Combine skinned meshes with blend shapes

* UVs, Normals, Tangents automatically adjusted

* Lightmapping support

* Mix and match flexible workflow tools

* Runtime API

Tutorials

Forum

Website

Release Notes

Version 3.40.1 September 30, 2025

Fixed error loading groupers in analyse scene tab.

Version 3.40.0 Septembr 5, 2025

Added namespaces for the example scripts and made namespaces more consistent.

GameObject.FindObjectsOfType replaced by MBVersion.FindSceneObjectsOfType

MeshBakerEditor:

• Added SaveMeshAsAsset button
• Added Pagination

TextureBakerEditor:

• Added Pagination

MeshBakerWindow Add Objects Tab:

• Added Opacity filter:
• Added lightmap values:
• Added layerMask:

MeshBakerWindow Analyse Scene Tab:

• Sets of Maps
• layer index
• Transparency works for URP
• URP/HDRP surface type

MeshBakerGrouper:

• parent scene object gets used if it has been set.

UnwrapUV2

• Tries to detect if the unwrap has failed and switches the indexing if it did.

Added URPUnlitTextureArray shader.