@tewha@appdot.net still lives on in the project; it's compatible now actually thanks to a (the forked 52 ESR codebase uses) fork of CZ called spearheading the initial effort of modernizing the client. https://github.com/Ascrod/ambassador/

But as an extension, yeah it's pretty much dead.
as it is right now just doesn't make ChatZilla work...

@jalefkowit@octodon.social