BitMidi - 🎹 The wayback machine for old-school MIDI files
BeatSense - Discover great music hand-picked by real people, in a single click. FREE and in real-time!
VGMusic - Video Game MIDI Music from NES, SNES, N64, GameCube, Gameboy, and others.
20v - Create a custom music channel based on a single song
Sonos In-Wall Speaker - A speaker made by Sonos and Sonance that sits in your wall
Apple Music - Apple Music app combines your personal iTunes library with Apple's music subscription service. Music you have purchased from the iTunes store, or synced over from other sources, is available in the "Library" tab. Read more about Apple Music.