Graffiti

manifest.json

{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "name": "Graffiti",
  "description": "Doodle with strangers",
  "version": "0.62",
  "manifest_version": 2,
  "icons": {
    "128": "graffiti.png"
  },
  "app": {
    "urls": [],
    "launch": {
      "web_url": "http://yay3d.com/graffiti"
    }
  }
}