Navidrome: https://www.navidrome.org/ + Ultrasonic: https://gitlab.com/ultrasonic/ultrasonic + Sonixd https://github.com/jeffvli/sonixd + DynDNS + Let's Encrypt Combo does work nicely for me Or MPD in satellite mode https://www.musicpd.org/ + MPDroid https://github.com/abarisain/dmix/wiki also does great job at streaming music