Tree Style Tab

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Tree Style Tab",
  "short_name": "Tab Tree",
  "version": "1.4.0",
  "description": "A tree style tab navigator",
  "permissions": [
    "bookmarks",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_title": "Alt + Q",
    "default_popup": "index.html",
    "default_icon": {
      "16": "images/icon-16.png",
      "32": "images/icon-32.png",
      "48": "images/icon-48.png",
      "128": "images/icon-128.png"
    }
  },
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "windows": "Alt+Q",
        "mac": "Alt+Q",
        "linux": "Alt+Q",
        "chromeos": "Alt+Q"
      }
    }
  },
  "manifest_version": 2
}