I think this is the Alexandria site, no? https://www.gitcitadel.eu/ I'm seeing only https://gitcitadel.com and

Imwald

Imwald

Imwald — a user-friendly Nostr client focused on relay feed browsing, publications, and relay discovery.

on your profile. Oh, it turns out that I can see the link to Alexandria on your profile as displayed at imwald.eu. But when your profile is displayed at inkan.cc or primal.net, I don't see any link to Alexandria.