TabTree

Capture Opened Tabs (Tabs are collected in Tree-View) and Copy to Clipboard or Download as local txt-file
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manifest.json
{
  "manifest_version": 2,
  "name": "TabTree",
  "version": "0.1.0",
  "browser_action": {
    "default_icon": {
      "48": "icons/icon-48.png"
    },
    "default_title": "TabTree",
    "default_popup": "popup.html"
  },
  "permissions": [
    "webNavigation",
    "storage",
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "50.0"
    }
  }
}