Snapcast

Access your own music using a web interface.

Streaming audio server with Linux/macOS/Windows/Android clients.

Extensible music server. Offers a superset of the mpd API, as well as integration with 3rd party services like Spotify, SoundCloud etc.

Audiobook and podcast server. It streams all audio formats, keeps and syncs progress across devices. Comes with apps for Android and iOS.

Music library manager and MusicBrainz tagger (command-line and Web interface).

Server software which controls a wide range of Squeezebox/Slim Devices audio players and compatible hardware (formerly Logitech Media Server).