Of course.
It's the second implementation of NIP-62 for curated publications.
Discussion
Very cool. How does this work, e.g. with the domain name?
We have a USA-based server with .com and a Germany-based server with .eu
But you can run your own instance of it. Check the About page.
The client-default relay is wss://thecitadel.nostr1.com
But we're about to merge a change that will also pull publications from your relay list, if you login.