Image channel splitter

Split an image into its R, G, B, and alpha channels as grayscale views you can download.

The image stays in this browser. Nothing is uploaded or stored.

PNG, JPG, or WebP up to 25 MiB. Each channel is shown as grayscale — bright means that channel is high. Downloads are PNG.

How to use

  1. Choose an image.
  2. Run the split.
  3. Download any channel as PNG.

What it supports

PNG/JPG/WebP up to 25 MiB and 40 MP. Each channel is a grayscale view — bright means that channel's value is high. Downloads are PNG.

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