GetFlow.Space - Meditation, Ambient, ASMR, Hypnosis scripts for boost productivity, stress reduction and sleep
Noizio - Feeling that the noise of the big city is too much for you to bear?
Kitty Keys - Listen to cats, kittens and kitties as you type!
Noizer - Ambient sounds like Noisli, but free
dogdings - A keyboard for dogs, made by dogs
Defonic - Create a unique sound environment at home or in the office