The threadiverse is definitely less popular than mastodon, but I think it has a lot of potential.

Here are a few good instances for the curious. You can quickly browse the main pages and see if the content appeals to you:

- https://beehaw.org/ (heavily-moderated in a way that many people like)

- https://lemmy.zip/ (my home instance)

- https://programming.dev/ (most of the big programming subreddits live here)