fosstodon.org is one of the many independent Mastodon servers you can use to participate in the fediverse.
Fosstodon is an invite only Mastodon instance that is open to those who are interested in technology; particularly free & open source software.
If you wish to join, contact us for an invite.
Trying out cmus over mpd+ncmpcpp as my main music player, and I'm really liking its flow! Once I get its config tweaked to how I want it, it'll easily take over music duties.