Numbers

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Numbers",
  "description": "An app which generates the prime factorizations of numbers, and lists of prime numbers, without an internet connection.",
  "version": "0.704",
  "offline_enabled": true,
  "icons": {
    "16": "numbers16.png",
    "128": "numbers128.png"
  },
  "app": {
    "launch": {
      "local_path": "index.html"
    }
  },
  "manifest_version": 2
}