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 Elektron Analog Four and Machinedrum UW+ doing some techno - "The Rabbit Hole", Elektron Analog Four, Machine Drum, TT303, Proteus/1 and the Squarp Pyramid Sequencer - Mind, Soul