X (Twitter) - Connect with your friends and other fascinating people. Get in-the-moment updates on the things that interest you. And watch events unfold, in real time, from every angle.

Noizio - Feeling that the noise of the big city is too much for you to bear?

pump.io - A stream server that does most of what people really want from a social network.

chatback - Automatically connect to people around you & chat

Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.

THINK thenlive - Location-based social media