PubNub

PubNub http://www.pubnub.com/

Operateur Cloud de PubSub (PSaaS)
 * Unicast and broadcast data push, presence, storage, mobile, analytics, security and much more
 * Connecting everyone on earth in less than ¼ of a second with 11 data centers and 99.999% uptime SLA
 * Store your real-time data streams for future access, “playback” or re-publish

// listen to events PUBNUB.subscribe({ channel : "my_channel", message : function(m){alert(m)} })

// send events PUBNUB.publish({ channel : "my_channel", message : "Hello World" })

See : InfluxDB