romanzolotarev.com is a Fediverse instance that uses the ActivityPub protocol. In other words, users at this host can communicate with people that use software like Mastodon, Pleroma, Friendica, etc. all around the world.
This server runs the snac software and there is no automatic sign-up process.
There are obvious missing platforms in the #offpunk packages:
https://repology.org/project/offpunk/versions
No #openbsd !
No #fedora !
No #opensuse !
and probably several other missing. If you are doing package for one of the missing platforms, join us on the dedicated mailing-list: