Examine source code of CCTOO

{
  "manifest_version": 2,
  "name": "Cockatoo",
  "short_name": "Cockatoo",
  "description": "Secure password aggregator.",
  "author": "Alex Anderson",
  "version": "4.3",
  "browser_specific_settings": {
    "gecko": {
      "id": "cockatoo@cctoo.org",
      "strict_min_version": "68.0"
    }
  },
  "icons": {
    "16": "icon16m.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "19": "icon19m.png",
      "38": "icon38m.png"
    },
    "default_title": "Cockatoo",
    "default_popup": "cockatoo.html"
  },
  "options_ui": {
    "page": "options.html",
    "browser_style": true
  },
  "permissions": [
    "http://*/",
    "https://*/",
    "activeTab"
  ]
}