Examine source code of BuiltWith

{
  "manifest_version": 3,
  "name": "BuiltWith",
  "version": "2.5",
  "data_policy": {
    "storage": {
      "collects_data": false
    },
    "third_party_sharing": {
      "shares_data": false
    },
    "uses_data": false
  },
  "description": "BuiltWith is a web site profiler tool. Upon looking up a page, BuiltWith returns a list of all the technologies in use on that page.",
  "homepage_url": "https://builtwith.com",
  "icons": {
    "48": "icons/bw48.png",
    "96": "icons/bw96.png",
    "192": "icons/bw192.png"
  },
  "action": {
    "default_title": "BuiltWith",
    "default_icon": {
      "32": "icons/bw32.png"
    },
    "default_popup": "popup/bw.html"
  },
  "permissions": [
    "activeTab",
    "tabs"
  ],
  "host_permissions": [
    "*://builtwith.com/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "popup/*.css",
        "popup/*.js",
        "icons/*.png"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "gary@builtwith.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent"
        ]
      }
    }
  }
}