My site [1] tends to get linked to by these kinds of things (well, more than by normal things) so I've found a few just through referrer traffic, and joining webrings has been fun too.
There's a ton of cool stuff going on on the internet, much even public, but the ethic by which things are shared still seems to me to resemble these insights: https://maggieappleton.com/cozy-web Thinking of things as small social niches is helpful in figuring out where the best bits are.
[1] https://maya.land :)