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 Korg M3 (Real Piano & Strings EX3) sound By NooM music..., Concerto sound Yamaha moXF8 By NooM music, Roland juno-Di sweet piano sound By NooM music