videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including Creating A Pattern with the Step Sequencer in FL Studio, Mark Mosher Improv Tone2 Saurus Synthesizer, Excerpts Ambient Improv 11/24/2013: Tenori-On + Waldorf Nave + Octatrack