One Tab to Rule Them All

Restricts browsing to one tab only. New tabs are immediately closed. Content that would go into a new tab is lost forever.

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manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "One Tab to Rule Them All",
  "version": "1.2",
  "description": "Restricts browsing to one tab only. New tabs are immediately closed. Content that would go into a new tab is lost forever.",
  "permissions": [
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "manifest_version": 2
}