For anyone still confused:
Please remember that actual freedom of speech does not mean you have a right to a platform and listeners. Your freedom is unaffected by being muted, blocked, or banned. You’re still free to stand on whatever street corner you choose and rant at whoever will listen.
But when you’re in someone else’s house, you play by their rules. You’re there because they allow you to be, and that privilege can and will be revoked if they decide they don’t want you there.
Sounds pretty obvious to me. And that's from someone who usually struggles with communication.
Moreover, Holocaust denial, as I found it after 3 minutes on gab.com/gab.ai, is justiciable in many countries. And justifiably so.
In Germany »freedom of hate speech« at least doesn't condemn the recent murder of a conservative (!) politician who campaigned for refugee relief.
Sunbeam City is a Libertarian Socialist solarpunk instance. It is ran democratically by a cooperative of like-minded individuals.