We have a script using the mathjax CDN here: https://github.com/brucemiller/LaTeXML/blob/master/lib/LaTeXML/resources/javascript/LaTeXML-maybeMathjax.js#L6 As per their announcement, this needs to be migrated away by April 30: https://www.mathjax.org/cdn-shutting-down/