Ucupaint

Ucupaint manages texture layers and masks for Eevee and Cycles inside a single shader node group.

By ucupumar

Renderjuice Score89/100Adoption readiness

The score combines Blender compatibility, recent updates, guides, project setup, and access.

Blender compatibility90/100

Listed for Blender 5.2.

Updates100/100

Latest publisher update: Jul 29, 2026.

Guides and support75/100

The publisher provides installation help and support.

Project setup85/100

The source code shows how the extension reads or changes saved Blender data.

Access100/100

Free and open source.

Render requirementNeeded during rendering

Blender versionsBlender 4.2 and newer

Release2.4.9Free and open source

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What it does

Stack images, vertex attributes, and generated textures as layers and masks.
Add or remove material channels while keeping the Ucupaint setup connected to other shader nodes.

Free and open source

Ucupaint: The extension is free to download from Blender Extensions. The official download is published under SPDX:GPL-3.0-or-later.; Official Blender Extensions listing

Access checked September 1, 2026.

Install Ucupaint from Blender Extensions inside Blender.
For Blender versions earlier than 4.2, follow the publisher's GitHub-version guidance from the official page.

Open the material in the Shader Editor and create or select its Ucupaint layer stack.
Add the required channels, layers, and masks, then render a local material check before packing textures.