Examine source code of Starterio

{
  "author": "Starterio",
  "manifest_version": 2,
  "name": "Starterio",
  "description": "Create your personalized startdesks with your bookmarks and share it.",
  "version": "0.0.9",
  "homepage_url": "https://starterio.com",
  "icons": {
    "48": "icons/logo-48.png",
    "96": "icons/logo-96.png"
  },
  "background": {
    "scripts": [
      "background_scripts/background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/logo-16.png",
      "32": "icons/logo-32.png",
      "64": "icons/logo-64.png"
    },
    "default_title": "Starterio",
    "default_popup": "popup/index.html"
  },
  "options_ui": {
    "page": "popup/options.html",
    "chrome_style": true,
    "open_in_tab": false
  },
  "permissions": [
    "contextMenus",
    "identity",
    "storage",
    "tabs",
    "activeTab",
    "*://starterio.com/*"
  ],
  "externally_connectable": {
    "matches": [
      "*://*.starterio.com/*"
    ]
  }
}