Authy

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "Authy",
  "short_name": "Authy",
  "description": "Authy: Two-Factor Authentication from your PC",
  "app_name": "authy",
  "version": "2.6.2",
  "dflag": false,
  "permissions": [
    "http://*.authy.com/*",
    "http://*.amazonaws.com/*",
    "http://*.amazonaws.com.cn/*",
    "https://*/*",
    "storage",
    "webview",
    "clipboardWrite",
    "unlimitedStorage",
    "fileSystem",
    "idle",
    "notifications",
    "gcm",
    "system.network"
  ],
  "default_locale": "en",
  "icons": {
    "16": "img/logos/icon16.png",
    "48": "img/logos/icon48.png",
    "128": "img/logos/icon128.png"
  },
  "app": {
    "background": {
      "scripts": [
        "js/vendor.js",
        "js/background.js"
      ]
    }
  }
}