Cloudsdale is a real-time image board. You can upload photos to threads and they will be sent to everyone watching in realtime.
Works on Chrome and Safari. You can also upload photos on iOS 6, or view on earlier iOS versions. Due to the unrestricted nature of the service, contents may be NSFW.
Client: Showdown, Cookie.js, Foundation CSS, jQuery, Underscore, Backbone, Socket.io
Server: node.js, express.js, hbs, node-mime, socket.io, redis, node-async, node-knox, S3
Services: irstack, S3, nodejitsu