Sonalder

Then it’s not much better :D

Nostr guys (even though that you’ll also find right-wing werdos) are building great things. Open source client side algorithmes that you can choose, value4value and more. As of today it’s still clunky and people are not used to not having account and managing cryptographic keys so too early, the fediverse is a nice middleground in my opinion.

Bluesky is not much better than X despite it claiming to

I have not tested all of them myself and not sure it exactly correspond to your needs but here are a few options :

• Koel
• Navidrome
• Airsonic
• Polaris

I think Bark from Suno is quite good : https://github.com/suno-ai/bark

MateSFX