If you're looking to share music, podcasts or other audio on the Fediverse, you might want to sign up on a FunkWhale server.
Funkwhale is an audio platform featuring channels that can be followed from Mastodon etc. You can sign up on servers or start your own.
More info from the official website at:
Follow the Funkwhale account for latest news on the project at
➡️ @funkwhale