Examine source code of Eisbrecher

{
  "theme": {
    "images": {
      "theme_frame": "eisbrecher_header.jpg"
    },
    "colors": {
      "frame": "#454242",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Eisbrecher",
  "manifest_version": 2,
  "description": "<a href=\"https://outgoing.prod.mozaws.net/v1/20827a302192d376d88e5e7b5322493733c3b66d2e28a8d9cb5dc942cc3b4400/http%3A//www.eis-brecher.com\" rel=\"nofollow\">www.eis-brecher.com</a>"
}