Nostr is more than a Social Network platform. Maybe you wanted to write only about Social media clients and not about the main NOSTR protocol.
@Mostro is working, 
is working, https://nostree.me/ is working and so on.
Nostr is not struggling, Nostr is working but it needs more time
Nests
Nests - Live Audio Rooms on Nostr
Host and join live audio conversations on the decentralized Nostr network. No algorithms, no gatekeepers, just real conversations.
