The canonical URL functionality has been removed because Plone 6 already generates those URLs.
Most og: meta tags have been removed since Plone 6 already supports them by default.
Archetypes dependency has been removed.
CSS / JS registry ported to Plone 5/6 app registry and bundles. I still don't know why the event.log says that it failed to cook the javascripts when the add-on is installed / upgraded.
Tests have been ported, but some tests died here.
Translations have not been updated, although strings were only removed, not modified or added.
Things that have happened here:
og:
meta tags have been removed since Plone 6 already supports them by default.Tests have been ported, but some tests died here.
Translations have not been updated, although strings were only removed, not modified or added.