A Soft Murmur - Ambient sounds to wash away distraction.
Grid50 - The Marketplace for Photographers & Videographers
MyNoise - Custom shaped online noise machines. Many Many generic sounds
Volt - Volt is a reactive web framework where Ruby code runs both on the server and the client (via opal).
Blanket - Improve focus and increase your productivity by listening to different sounds. Or allows you to fall asleep in a noisy environment.
KitSplit - Airbnb for creative equipment - rent cameras, drones & more