Cross platform is an attribute conferred to computer software or computing methods and concepts that are implemented and inter-operate on multiple computer platforms
Cordova FTW !
node-webkit FTW !
{
"name": "my-app",
"version": "0.1.0",
"main": "index.html",
"window": {
"toolbar": false,
"width": 800,
"height": 600
}
}
(enjoy your ~50mb desktop web app)