Extract OTP secrets (Google Authenticator)

This tool extracts OTP keys from Google Authenticator QR codes (Shoutout to mapster's gist). To obtain your OTP secrets, do the following:

1. Open Google Authenticator on your phone.
2. Tap the 3-dot menu and select "Export accounts".
3. Select the accounts you want to export.
4. A QR code will be shown.
5. Use this tool to scan the QR code with your camera (screenshots are prevented)

Note: All processing happens in your browser. No data is sent to any server. If you want to be extra safe, you can download this website (e.g. via the monolith tool that produces a standalone html) and turn off your internet connection.