Examine source code of Penetration Testing Kit

{
  "author": "Denis Podgurskii",
  "name": "OWASP Penetration Testing Kit",
  "short_name": "OWASP PTK",
  "description": "OWASP Penetration Testing Kit",
  "version": "8.9.3",
  "manifest_version": 2,
  "background": {
    "page": "ptk/background.html"
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "ptk/packages/browser-polyfill/browser-polyfill.min.js"
      ],
      "all_frames": true,
      "run_at": "document_start"
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "ptk/content.js"
      ],
      "all_frames": false,
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "<all_urls>",
    "activeTab",
    "cookies",
    "notifications",
    "storage",
    "unlimitedStorage",
    "tabs",
    "webRequest",
    "webRequestBlocking",
    "scripting"
  ],
  "icons": {
    "128": "ptk/browser/assets/images/icon.png"
  },
  "browser_action": {
    "default_icon": {
      "128": "ptk/browser/assets/images/icon.png"
    },
    "default_title": "OWASP Penetration Testing Kit",
    "default_popup": "ptk/browser/index.html"
  },
  "options_ui": {
    "page": "ptk/browser/settings.html",
    "open_in_tab": false
  },
  "web_accessible_resources": [
    "ptk/*.js",
    "ptk/*.map",
    "ptk/*.png",
    "ptk/*.json"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{1ab3d165-d664-4bf2-adb7-fed77f46116f}"
    }
  }
}