Examine source code of Puppy Linux

{
  "theme": {
    "images": {
      "theme_frame": "pup-header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#83b9e6"
    }
  },
  "version": "2.0",
  "name": "Puppy Linux",
  "manifest_version": 2,
  "description": "Puppy Linux is an operating system for computers. Other well-known operating systems are Microsoft Windows, Apple OSX, and MS-DOS. Puppy Linux is based on GNU/Linux. It is completely free and open source software.\n"
}