Acid Machine 2
Arpeggios - Chrome Lab
Audio Frequency Trainer
Audio Test Kitchen
Basic Pitch - by Spotify
Beat Benders - Google
BeepBox
BPM Tool
Citizen DJ - Library of Congress
drumbit
Ear Sketch
Groove Pizza
Hook Pad
Incredibox
Interactive Frequency Chart
iZotope Pro Audio Essentials
Learning Music and Learning Synths
Music FX - Google Labs
Music Map
NYU Music Experience Design Lab
Patatap
Song BPM & Song BPM Database
Soundverse
Stable Audio
Suno
Super Looper
Sweetwater Music Tech Glossary
Theta Music Trainer
Tune Bat
Udio
VCV Rack
Vocal Remover
Who Sampled