WebCat

manifest.json

{
  "update_url": "http://clients2.google.com/service/update2/crx",
  "name": "WebCat",
  "version": "1.2",
  "manifest_version": 2,
  "description": "WebCat",
  "browser_action": {
    "default_icon": "images/icon.png",
    "default_popup": "popup.html"
  },
  "permissions": [
    "<all_urls>",
    "bookmarks",
    "tabs",
    "storage"
  ]
}