Lemmy is Mastodon for Reddit, so it lets you have a instance with a set of subreddits, basically, from a user can also subscribe to other instances' subreddits.

Lemmy is Mastodon for Reddit, so it lets you have a instance with a set of subreddits, basically, from a user can also subscribe to other instances' subreddits. I'm not involved with the code or anything, I just think it's neat. https://lemmy.ml https://lemmy.ml