node.js
http://nodejs.org
node.jsとFlashの連携
http://www.rivellomultimediaconsulting.com/node-js-for-flash-and-flex-introduction/?doing_wp_cron=1352791209
WebSocketのas3向けライブラリ
https://github.com/worlize/AS3WebSocket
https://github.com/y8/websocket-as