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 Fmurf DIY Reactable Clone Synthesizer 3, Fmurf DIY Reactable Clone Synthesizer 5 with iPad TouchOSC, Fmurf DIY Reactable Clone Synthesizer 4