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 Coolest Guitars Ever! Funny and Crazy Guitar Designs - Custom Guitar Art, D# (Eb) Standard Guitar Tuner (D# G# C# F# A# D# Tuning), Best Online Ukulele Tuner - Standard Tuning (g C E A) Island Tuning