DuoListen

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "manifest_version": 2,
  "name": "DuoListen",
  "version": "0.1",
  "description": "An extension that removes the hint sentence from a Duolingo.",
  "content_scripts": [
    {
      "matches": [
        "https://*.duolingo.com/*"
      ],
      "js": [
        "index.js"
      ]
    }
  ],
  "icons": {
    "128": "duo.png"
  }
}