virtualx-engine/misc/dist/html/manifest.json

{
  "name": "Godot Engine",
  "short_name": "Godot",
  "description": "Multi-platform 2D and 3D game engine with a feature-rich editor",
  "lang": "en",
  "start_url": "./godot.tools.html",
  "display": "standalone",
  "orientation": "landscape",
  "theme_color": "#478cbf",
  "icons": [
    {
      "src": "favicon.png",
      "sizes": "256x256",
      "type": "image/png"
    }
  ],
  "background_color": "#333b4f"
}