[PR #2837] [MERGED] Add ComfyUI-MaskToTransparent node entry #2819

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opened 2026-10-28 21:12:54 +00:00 by bsakaguchi · 0 comments

bsakaguchi commented

2026-10-28 21:12:54 +00:00

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📋 Pull Request Information

Original PR: https://github.com/Comfy-Org/ComfyUI-Manager/pull/2837
Author: @Warningning
Created: 4/29/2026
Status: ✅ Merged
Merged: 5/11/2026
Merged by: @ltdrdata

Base: main ← Head: main

📝 Commits (1)

9686bae Add ComfyUI-MaskToTransparent node entry

📊 Changes

1 file changed (+12 additions, -1 deletions)

View changed files

📝 node_db/new/custom-node-list.json (+12 -1)

📄 Description

A simple mask-based transparency tool for ComfyUI. Turns black mask areas into fully transparent pixels while preserving white areas, with edge feathering support. Perfect for object extraction after semantic segmentation with SAM 3.1 models.

✨ Features
✅ Automatically makes black mask areas transparent, preserves original image in white areas ✅ Customizable Gaussian edge feathering to remove jagged edges ✅ Supports preserving or overwriting original alpha channel ✅ Fully compatible with RGB & RGBA images
✅ Ideal for extracting segmented objects after using SAM 3.1 models, removing unwanted background pixels

_{🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.}

## 📋 Pull Request Information **Original PR:** https://github.com/Comfy-Org/ComfyUI-Manager/pull/2837 **Author:** [@Warningning](https://github.com/Warningning) **Created:** 4/29/2026 **Status:** ✅ Merged **Merged:** 5/11/2026 **Merged by:** [@ltdrdata](https://github.com/ltdrdata) **Base:** `main` ← **Head:** `main` --- ### 📝 Commits (1) - [`9686bae`](https://github.com/Comfy-Org/ComfyUI-Manager/commit/9686bae08a36a26a07e9a0eb6e7e2490908b3715) Add ComfyUI-MaskToTransparent node entry ### 📊 Changes **1 file changed** (+12 additions, -1 deletions) <details> <summary>View changed files</summary> 📝 `node_db/new/custom-node-list.json` (+12 -1) </details> ### 📄 Description A simple mask-based transparency tool for ComfyUI. Turns black mask areas into fully transparent pixels while preserving white areas, with edge feathering support. Perfect for object extraction after semantic segmentation with SAM 3.1 models. ✨ Features ✅ Automatically makes black mask areas transparent, preserves original image in white areas ✅ Customizable Gaussian edge feathering to remove jagged edges ✅ Supports preserving or overwriting original alpha channel ✅ Fully compatible with RGB & RGBA images ✅ Ideal for extracting segmented objects after using SAM 3.1 models, removing unwanted background pixels --- <sub>🔄 This issue represents a GitHub Pull Request. It cannot be merged through Gitea due to API limitations.</sub>

bsakaguchi

2026-10-28 21:12:54 +00:00