chaos.social has grown rapidly last week. To allow things to settle, we'll keep the registrations closed and invites off for now. We'll enable user invites again as soon as we feel that a new influx won't hurt the local community too much. Stay tuned for a blog post on the topic.
If you want to join a German instance, consider https://mastodonten.de, if you're looking for an anarchist one, have a look at https://todon.nl. If you/your friend *need* to be here, send a mail to contact@.