Examine source code of Pocket Launcher

{
  "manifest_version": 2,
  "name": "Pocket Launcher",
  "description": "Make your life easier by launching any websites with one click. Pocket launcher helps you to launch any website with just one click, which makes your life easier.",
  "version": "1.0.0",
  "icons": {
    "128": "Logo.png"
  },
  "browser_action": {
    "default_icon": "Logo.png",
    "default_popup": "index.html"
  },
  "permissions": [
    "activeTab"
  ]
}