PAUSE - Regain focus using ancient principles of Tai Chi mindfulness.
Noisli - Noisli is a fantastic background noise and color generator for working and relaxing. Online soothing ambient sounds like White noise, Rain and Coffee Shop.
Sway - Sway is a drop-in replacement for the i3 window manager, but for Wayland instead of X11.
Noizio - Feeling that the noise of the big city is too much for you to bear?
Headspace - Meditation made simple. Brilliant things happen in calm minds.
zenmix.io - Ambient background sound generator