Responsive Tester

Test responsive web desings or mobile pages and test for multiple devices

Premium users can view and search full source code, and see the source code differences between two versions.

manifest.json

{
  "background": {
    "service_worker": "/js/welcome.js"
  },
  "action": {
    "default_icon": {
      "16": "assert/icon_16.png",
      "32": "assert/icon_32.png",
      "48": "assert/icon_48.png",
      "64": "assert/icon_64.png",
      "128": "assert/icon_128.png"
    },
    "default_popup": "index.html"
  },
  "default_locale": "en",
  "description": "__MSG_AppDesc__",
  "icons": {
    "16": "assert/icon_16.png",
    "32": "assert/icon_32.png",
    "48": "assert/icon_48.png",
    "64": "assert/icon_64.png",
    "128": "assert/icon_128.png"
  },
  "manifest_version": 3,
  "name": "__MSG_AppName__",
  "permissions": [
    "activeTab"
  ],
  "version": "3.0.0",
  "homepage_url": "https://test-responsive.dllplayer.com",
  "update_url": "https://edge.microsoft.com/extensionwebstorebase/v1/crx"
}