If you want to create a dotted line in Gimp, follow these simple steps:

  1. Open Gimp and create a new document.
  2. Select the Pen tool and click on the canvas to activate it.
  3. Draw a line starting from the top left corner and going down until you reach the bottom right corner of the document. Make sure that your line is evenly spaced out.
  4. To finish off your line, click on the Stroke button (the one with two lines) and set the width to 1px. ..