HTML at the end of 2025

Once upon a time I read the HTML specifications whenever a new one was published.
Heck, I also used to try all the menus in WordPerfect (4.2), just to know what they did. Yes, computers were quite boring before the internet became widely accessible.
But I haven't been keeping up, and as I learn that every element with a hyphen in the name is valid, I thought it would be a good time to look through the list of elements defined in HTML these days.
Luckily such a list appears on in the left column on MDN if you visit an element and your browser window is wide enough. Here are the ones I hadn't noticed:
Quite a lot - and I even skipped the ones I noticed last year, details and datalist, date and datetime-local!
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