Instead of princexml, there is an open source alternative: https://www.pagedjs.org/ https://www.pagedjs.org/. I saw a demo in 2019 at the libregraphicsmeeting a

Instead of princexml, there is an open source alternative: https://www.pagedjs.org/ https://www.pagedjs.org/. I saw a demo in 2019 at the libregraphicsmeeting and it was really nice and worked well for most browser already. It probably improved since then.