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 Mixcraft 7 Alpha & Omni Sampler: Using Omni Sampler, Mixcraft 7 Alpha & Omni Sampler: Alpha Sampler Parameters, Mixcraft 7 Loops & Library: Importing Loops Into Mixcraft's Library