Examine source code of Sky Pilot

{
  "theme": {
    "images": {
      "theme_frame": "header_Warbirds5.jpg"
    },
    "colors": {
      "frame": "#7a7a7a",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Sky Pilot",
  "manifest_version": 2,
  "description": "Zero vs. Corsair:  WWII Pilots Battle in the Deadly Skies of the Internet!\n\n... from the iENT WWII Combat Flight Simulator where you can fly against friends and foes in the virtual skies of Europe and the Pacific: Warbirds"
}