Online ArUco markers generator
Generate markers online and save them to SVG and PDF with ease: http://chev.me/arucogen/.
Markers dictionaries are taken from this URL: https://raw.githubusercontent.com/opencv/opencvcontrib/master/modules/aruco/src/predefineddictionaries.hpp.
Learn more about ArUco markers: https://docs.opencv.org/3.2.0/d5/dae/tutorialarucodetection.html.