A major reason Facebook dominates is consolidated discovery, but open alternatives are definitely needed. We have been building Events Map to let users discover events from around the web using natural language search and interactive map pins that display a countdown of how many days are left.

https://reloadium.com/reloadium-events-map/ Video demo: https://youtube.com/shorts/aZn0mQXpKt4?is=xNDB9ksjzXG2IdW8

I’m not that old but Partiful and other sites have completely consumed Facebook events for me for personal stuff

Fwiw I have never heard of facebook events