This is a small website which allows you to easily print multiple ArUco-markers at once: you can generate a specific number of markers, set the width of the markers and the spacing on the paper.
A Demo can be found here: MichaelXt.github.io/aruco-print
Charuco page: MichaelXt.github.io/aruco-print/charuco.html?cols=7&rows=5&padding=0.1&startingId=20