Are there any communities like this still around and thriving? I miss the old bulletin board days of the mid 2000s to mid 2010s, before Facebook and other soci

Are there any communities like this still around and thriving? I miss the old bulletin board days of the mid 2000s to mid 2010s, before Facebook and other social media took over. I'm part of a vintage car building community (LocostUSA) that still uses forums, but is a very small, niche community. What others are still active?