I make my PBX do a lot of music stuff. Self Hoster. Call Theorist and MSP guy at CallTheory.

Asterisk Jukebox: https://git.pickmy.org/dewdude/Asterisk_Jukebox
Secure your SIP Ports: https://git.pickmy.org/dewdude/Asterisk-VoIPBL-Security
Stream Your MusicOnHold: https://git.pickmy.org/dewdude/Asterisk-MusicOnHold