Add Mask Editor One

[ketle-man]

New custom node: Mask Editor One

• Repository: https://github.com/ketle-man/comfyui-mask-editor-one
• Author: ketle-man
• License: MIT

Description

A layer-based modal mask editor for ComfyUI with Photoshop-like controls.

Features

• Paint, color selection, alpha extraction, vector (Catmull-Rom spline), shape, and text tools
• SAM3 / SAM 3.1 AI segmentation (text prompt)
• BiRefNet background removal (via ComfyUI's native comfy.bg_removal_model)
• Layer management with Undo/Redo (30 levels per layer)
• ABR brush import (v1/v2/v6/v10), brush library with folder tree UI
• Multilingual UI: English / Japanese / Chinese
• Outputs: IMAGE, MASK, inverted_mask, mask_image

Checklist

• The repository is public
• __init__.py exports NODE_CLASS_MAPPINGS
• MIT License included
• README available in English