MeasureSEO: Keyword Density Checker

{
    "update_url": "https:\/\/clients2.google.com\/service\/update2\/crx",
    "name": "MeasureSEO: Keyword Density Checker",
    "short_name": "Keyword Density Checker",
    "version": "1.60",
    "description": "SEO tool for checking the keyword density and frequency of words.",
    "manifest_version": 3,
    "host_permissions": [
        "http:\/\/*\/*",
        "https:\/\/*\/*"
    ],
    "icons": {
        "16": "icon16.png",
        "32": "icon32.png",
        "48": "icon48.png",
        "128": "icon128.png"
    },
    "permissions": [
        "storage",
        "tabs",
        "activeTab",
        "scripting"
    ],
    "action": {
        "default_popup": "popup.html",
        "default_title": "Keyword Density Checker"
    },
    "background": {
        "service_worker": "background.js"
    }
}