ComfyUI/blueprints/Image Channels.json

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          "label": "image",
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          "label": "R",
          "localized_name": "IMAGE0",
          "name": "IMAGE0",
          "type": "IMAGE",
          "links": []
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        {
          "label": "G",
          "localized_name": "IMAGE1",
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        {
          "label": "B",
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        {
          "label": "A",
          "localized_name": "IMAGE3",
          "name": "IMAGE3",
          "type": "IMAGE",
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      "title": "Image Channels",
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            "label": "image",
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                "type": "IMAGE",
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            ],
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              {
                "label": "R",
                "localized_name": "IMAGE0",
                "name": "IMAGE0",
                "type": "IMAGE",
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                ]
              },
              {
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            "target_slot": 3,
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        "category": "Image Tools/Color adjust"
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