This is a very nice minimal example from over 33 years ago. It's been added as https://github.com/csdvrx/sixel-testsuite/blob/master/minimal-sixel.six https://

This is a very nice minimal example from over 33 years ago. It's been added as https://github.com/csdvrx/sixel-testsuite/blob/master/minimal-sixel.six https://github.com/csdvrx/sixel-testsuite/blob/master/minima... I also recommend https://gitlab.com/Matrixcoffee/sixel-experiments https://gitlab.com/Matrixcoffee/sixel-experiments