Examine source code of Startpage Bookmarks

{
  "manifest_version": 3,
  "name": "Startpage Bookmarks",
  "version": "1.2",
  "description": "Zeigt Bookmarks aus einem bestimmten Ordner auf einer Startseite.",
  "browser_specific_settings": {
    "gecko": {
      "id": "GeroStartpage@example.com"
    }
  },
  "permissions": [
    "bookmarks",
    "storage"
  ],
  "chrome_url_overrides": {
    "newtab": "startpage.html"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "48": "icon/icon-48.png",
    "96": "icon/icon-96.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "style.css",
        "icon/*"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}