diff --git a/custom-node-list.json b/custom-node-list.json
index 7c23aa07..2e04490b 100644
--- a/custom-node-list.json
+++ b/custom-node-list.json
@@ -91,6 +91,17 @@
             "install_type": "git-clone",
             "description": "A massive node pack consisting of over 200 nodes, including image processing, masking, text handling, and arithmetic operations.\nNOTE: A replacement node pack provided for existing users following the retirement of the original author of the widely used WAS Node Suite."
         },
+        {
+            "author": "ketle-man",
+            "title": "Mask Editor One",
+            "id": "comfyui-mask-editor-one",
+            "reference": "https://github.com/ketle-man/comfyui-mask-editor-one",
+            "files": [
+                "https://github.com/ketle-man/comfyui-mask-editor-one"
+            ],
+            "install_type": "git-clone",
+            "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 AI segmentation, BiRefNet background removal, layer management with Undo/Redo (30 levels), ABR brush import, brush library, and multilingual UI (en/ja/zh)."
+        },
         {
             "author": "Test.Data",
             "title": "TEST NODEPACK: DON'T INSTALL THIS #1",