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Bluesky opens to public registration
(bsky.social)
A community to talk about the Fediverse and all it's related services using ActivityPub (Mastodon, Lemmy, KBin, etc).
If you wanted to get help with moderating your own community then head over to !moderators@lemmy.world!
Learn more at these websites: Join The Fediverse Wiki, Fediverse.info, Wikipedia Page, The Federation Info (Stats), FediDB (Stats), Sub Rehab (Reddit Migration), Search Lemmy
Not yet, at least not officially. I believe some people have tried out the open source code, but I'm not aware of anything active right now.
They say at the end of the month, but we all know how trustworthy those promises are.