Examine source code of Note Organizer Basic

{
  "manifest_version": 2,
  "name": "Note Organizer Basic",
  "version": "1.0",
  "description": "Note Organizer is extension Organize and categorize your notes by topics.",
  "permissions": [],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "128": "images/noteo-logo.png"
    }
  },
  "icons": {
    "128": "images/noteo-logo.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{82486cc8-39ef-4070-ae5f-509a0b231964}"
    }
  }
}