# Materials Menu

> Asset Transformer Studio Materials menu reference

![Materials Menu](/api/media?file=/asset-transformer-studio/2026.5.0/media/STUDIO_Menu_Materials.jpg)

The **Materials** menu allows you to manage the materials contained in the scene/project: creation, update, clean…

| Menu option                                                                                                                                                             | Description                                                                                                                                                                                                                                                                                                                                                                        | Keyboard Shortcut |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------- |
| [**Material Editor**](/asset-transformer-studio/2026.5.0/manual/user-interface/menu-bar/materials-menu/material-editor.md)                                              | Opens the Material Editor, containing all materials available in the current project                                                                                                                                                                                                                                                                                               | M                 |
| [**Texture Editor**](/asset-transformer-studio/2026.5.0/manual/user-interface/menu-bar/materials-menu/texture-editor.md)                                                | Opens the Texture Library, containing all textures available in the current project                                                                                                                                                                                                                                                                                                | T                 |
| [**Merge Identical Materials**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#mergematerials)                                                        | Merges all equivalent materials (i.e. with same visual appearance).To be merged, materials need to be of the same material type (amongst `Standard`, `Color`, `PBR` and `UnlitTexture`), and share the same value for each material property, except for the **Name** and the **Id** (which is necessarily different, each entity in Asset Transformer Studio having a unique ID). |                   |
| [**Merge Identical Textures**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#mergeimages)                                                            | Merges all equivalent textures (i.e. with identical pixels)                                                                                                                                                                                                                                                                                                                        |                   |
| [**Clean Unused Materials**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#cleanunusedmaterials)                                                     | Removes unused materials in the scene and in the Material Editor                                                                                                                                                                                                                                                                                                                   |                   |
| [**Clean Unused Textures**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#cleanunusedimages)                                                         | Removes unused textures in the scene and in the Texture Editor                                                                                                                                                                                                                                                                                                                     |                   |
| [**Make Materials Names Unique**](/asset-transformer-studio/2026.5.0/api/python/material_functions.md#makematerialnamesunique)                                          | Automatically renames materials with identical names to make each scene material name unique                                                                                                                                                                                                                                                                                       |                   |
| [**Replace Material**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#replacematerial)                                                                | Used to replace a material with another everywhere it is used in the scene                                                                                                                                                                                                                                                                                                         |                   |
| [**Remove Materials From Selection**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#removematerials)                                                 | Removes all materials applied to a selection at once                                                                                                                                                                                                                                                                                                                               |                   |
| [**Clear All Materials From Scene**](/asset-transformer-studio/2026.5.0/api/python/material_functions.md#clearallmaterials)                                             | Removes all materials present in the scene and in the Material Editor                                                                                                                                                                                                                                                                                                              |                   |
| [**Create Materials From Maps**](/asset-transformer-studio/2026.5.0/api/python/material_functions.md#creatematerialsfrommaps)                                           | Automatically creates PBR materials, from texture maps exported from texturing solutions like [Substance](https://www.adobe.com/products/substance3d.html)                                                                                                                                                                                                                         |                   |
| [**Resize Textures**](/asset-transformer-studio/2026.5.0/api/python/scene_functions.md#resizetextures)                                                                  | Automatically resizes all texture maps applied to a selection of [parts](/asset-transformer-studio/2026.5.0/manual/data-preparation-fundamentals/about-occurrences/occurrence-types.md)                                                                                                                                                                                            |                   |
| [**Get Asset Transformer Materials Library**](/asset-transformer-studio/2026.5.0/manual/user-interface/menu-bar/materials-menu/material-editor/pbr-material-library.md) | Link to access a ready-to-use Material Library made of a variety of PBR materials (wood, paint, metal…)                                                                                                                                                                                                                                                                            |                   |