Examine source code of Appointy

{
  "theme": {
    "images": {
      "theme_frame": "Appointy-header-3.png"
    },
    "colors": {
      "frame": "#260538",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Appointy",
  "manifest_version": 2,
  "description": "Appointy is a complete scheduler software which allows you to accept appointments 24x7x367. Try it. Its Free!"
}