Minds - The open-source, encrypted social network that expands your reach for using it.
Noizio - Feeling that the noise of the big city is too much for you to bear?
chatback - Automatically connect to people around you & chat
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.
BuddyPress - WordPress social networking in a box.
Hiveflare - Hiveflare is a platform that lets people easily create a social network in minutes.