Image Outliner turns a photo into a clean outline in a few seconds. You upload a JPG, PNG or WEBP file, pick a style such as clean outline, edge map, sticker outline, printable stencil or Cricut cut lines, and download the result as a PNG.
You can adjust outline width, smoothing, edge threshold and colour, and choose a transparent background. Previews stay on your device. It is useful for colouring pages, laser cutting and design projects.