mastodon.online is one of the many independent Mastodon servers you can use to participate in the fediverse.
A newer server operated by the Mastodon gGmbH non-profit

Server stats:

11K
active users

@herrorange It's the Arch Linux based PACkage MANager....called pacman 🤘

You don't have to update your Linux installs with the command line, but it does make you feel like a badass.