Sunbeam City is a Libertarian Socialist and solarpunk community. It is run and managed by the Sunbeam City cooperative! Check out our Matrix chatroom and wiki if you're interested. But you don't have to be a member of our cooperative to use the instance. Just sign up to the right and join in!
Mastodon is a social network based on open web protocols and free, open-source software. It is decentralized like e-mail.