HTML Tag Error Checker

Check the HTML start and end tags for problems.

Upgrade to view and diff full source code

Additional files are visible only to premium users

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "version": "0.2.0",
  "background": {
    "service_worker": "js/service-worker.js"
  },
  "action": {
    "default_icon": {
      "32": "img/32.png",
      "48": "img/48.png",
      "64": "img/64.png",
      "200": "img/200.png",
      "500": "img/500.png"
    },
    "default_popup": "html/popup.html"
  },
  "content_scripts": [
    {
      "js": [
        "js/contents.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "icons": {
    "32": "img/32.png",
    "48": "img/48.png",
    "64": "img/64.png",
    "200": "img/200.png",
    "500": "img/500.png"
  },
  "options_page": "html/setting.html",
  "permissions": [
    "activeTab",
    "storage",
    "tabs",
    "contextMenus"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "js/*",
        "css/*",
        "img/*",
        "html/*",
        "_locales/*"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ]
    }
  ],
  "default_locale": "en",
  "name": "__MSG_extensionName__",
  "description": "__MSG_extensionDescription__",
  "manifest_version": 3
}