Examine source code of InfoHunter

{
  "manifest_version": 2,
  "name": "InfoHunter",
  "version": "0.162",
  "description": "A Firefox extension for OSINT and security research.",
  "permissions": [
    "activeTab"
  ],
  "browser_action": {
    "default_popup": "index.html",
    "default_icon": {
      "16": "images/16.png",
      "48": "images/57.png",
      "128": "images/128.png"
    }
  },
  "icons": {
    "16": "images/16.png",
    "48": "images/57.png",
    "128": "images/128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "index.js"
      ]
    }
  ],
  "applications": {
    "gecko": {
      "id": "infohunter@site.com",
      "strict_min_version": "60.0"
    }
  }
}