# Open-source credits and licenses

PolyMind is built with open-source software. This page lists components used by the product website and related viewers.

- **Inter** typeface: SIL Open Font License 1.1 (see `assets/fonts/Inter-OFL.txt`)
- **MagicMirror²**: MIT License
- **<model-viewer> 4.4.0** by Google (3D and AR viewer; includes three.js, lit and fflate): Apache License 2.0 (see `assets/vendor/model-viewer/LICENSE.txt`)
- **qrcode-generator 2.0.4** by Kazuhiko Arase: MIT License (see `assets/vendor/qrcode-generator/LICENSE.txt`). QR Code is a registered trademark of DENSO WAVE INCORPORATED.
- **Raspberry Pi OS**: Debian-based, various free software licenses (GPL and others)

Speech, voice and wake-word components used on the mirror itself are listed with their licenses in the product image documentation.

Raspberry Pi is a trademark of Raspberry Pi Ltd. Apple Pay is a trademark of Apple Inc. Signal is a trademark of Signal Technology Foundation.

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