Web App Manifest Builder

Generate a basic manifest.json for an installable PWA.

Fields

name short_name start_url theme_color background_color display

manifest.json

{
  "name": "My App",
  "short_name": "MyApp",
  "start_url": "/",
  "display": "standalone",
  "theme_color": "#202124",
  "background_color": "#ffffff",
  "icons": [
    { "src": "/icon-192.png", "sizes": "192x192", "type": "image/png" },
    { "src": "/icon-512.png", "sizes": "512x512", "type": "image/png" },
    { "src": "/icon-maskable.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
  ]
}

About this tool

Builds a manifest.json with name, short name, start URL, theme/background colour, display mode and the three standard icon entries (192/512/maskable).