Subsonic - Subsonic is a free, web-based media streamer, providing ubiquitous access to your music and video.
Ampache - Web ( HTTP centralized ) based audio/video streaming application
netjukebox - netjukebox is a web-based media jukebox for MPD, VideoLAN and Winamp/httpQ.
Audio Share - Audio Share can share Windows computer's audio to Android phone over network, so your phone becomes the speaker of computer.
YouTube Music - YouTube Music is a streaming app primarily designed for Android and iOS mobile devices. The app lets individuals search for music from their favorite artists, enjoy playlists, and access 30 million musical tracks.
Evermusic - 2.5 million customers have already connected their own cloud acconts and listen to favorite music on iPhone. Download MP3 and build your own streaming service like Spotify with Evermusic.