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Merlin
Duolingo on the Web

Duolingo on the Web

Learn languages completely free, without ads or hidden charges. It's fun, easy, and scientifically proven.

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manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "__MSG_appName__",
  "description": "__MSG_appDesc__",
  "default_locale": "en",
  "version": "1.0.13",
  "manifest_version": 2,
  "icons": {
    "128": "icon_128.png"
  },
  "app": {
    "urls": [
      "*://*.duolingo.com/"
    ],
    "launch": {
      "web_url": "https://www.duolingo.com"
    }
  }
}