Examine source code of FrostWire

{
  "theme": {
    "images": {
      "theme_frame": "frostwire_persona_header_image.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "FrostWire",
  "manifest_version": 2,
  "description": "FrostWire is a free peer-to-peer file sharing program for the Gnutella  and BitTorrent protocols."
}