VGMusic - Video Game MIDI Music from NES, SNES, N64, GameCube, Gameboy, and others.
BitMidi - 🎹 The wayback machine for old-school MIDI files
Archive.org - Internet Archive is a non-profit digital library offering free universal access to books, movies...
Sonos In-Wall Speaker - A speaker made by Sonos and Sonance that sits in your wall
Cachemonet - Robot-created GIF + music mashups
Mimi.io - Clear music and sound customized by your hearing profile