Spotify, Deezer, SoundCloud, NewPipe, FreeTube, LibreTube, Bandcamp, Last.fm, Spotube, Piped, Amazon Music, Spotify-qt, Discogs, Funkwhale, Pandora, Clementine, Ampache, Navidrome, Pocket Casts, Audius Music, Koel, Zoff, Yandex Music are some alternatives to Muffon.