Image to RLE
  • black and white cells only
  • grid lines (if present) not black or white
  • no dithering
  1. Copy the image to the clipboard
  2. Paste the image below
  3. Set border width, grid line width and cell size (in pixels)
  4. Choose the color option
  5. Click the Display RLE button
If the pattern in the viewer does not match the image, adjust
the settings and click Display RLE again. Repeat as needed.

border width:   grid line width:   cell size:
live=black, dead=white   live=white, dead=black