Examine source code of HyperDesk-Sub

{
  "theme": {
    "images": {
      "theme_frame": "ds1.jpg"
    },
    "colors": {
      "frame": "#138eed",
      "tab_background_text": "#0f85cf"
    }
  },
  "version": "2.0",
  "name": "HyperDesk-Sub",
  "manifest_version": 2,
  "description": "subspace"
}