Examine source code of BiohazardFox 2010

{
  "theme": {
    "images": {
      "theme_frame": "BiohazardFox2010.jpg"
    },
    "colors": {
      "frame": "#18d10f",
      "tab_background_text": "#0cc91f"
    }
  },
  "version": "2.0",
  "name": "BiohazardFox 2010",
  "manifest_version": 2,
  "description": "BiohazardFirefox made for free use by <a href=\"https://outgoing.prod.mozaws.net/v1/dd23f0ff92e871f945cb6d45034f98f2d4e6a9a8d5bf52516c7fde88a3f4e267/http%3A//free4handy.de.tt\" rel=\"nofollow\">free4handy.de.tt</a>"
}