Finder: Find email addresses from any website

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Finder: Find email addresses from any website",
  "short_name": "Finder",
  "version": "1.1.4",
  "manifest_version": 2,
  "description": "Find email addresses and technologies behind the websites you are browsing.",
  "homepage_url": "https://finder.app",
  "icons": {
    "16": "img/icon16.png",
    "48": "img/icon48.png",
    "128": "img/icon128.png"
  },
  "browser_action": {
    "default_icon": {
      "19": "img/icon19.png",
      "38": "img/icon38.png"
    },
    "default_title": "Find emails",
    "default_popup": "html/browser_popup.html"
  },
  "permissions": [
    "tabs",
    "cookies",
    "activeTab",
    "contextMenus"
  ],
  "background": {
    "scripts": [
      "js/lib/jquery.min.js",
      "js/background.min.js"
    ],
    "persistent": false
  },
  "web_accessible_resources": [
    "img/*",
    "fonts/*",
    "html/source_popup.html"
  ],
  "externally_connectable": {
    "matches": [
      "*://*.finder.app/*"
    ]
  },
  "omnibox": {
    "keyword": "finder"
  }
}