Notices
Last updated October 24, 2026
12notez.com is built with the open-source software below. Each is used under the license named.
- Next.js (copyright Vercel, Inc.): MIT License
- React (copyright Meta Platforms, Inc. and affiliates): MIT License
- Tailwind CSS (copyright Tailwind Labs, Inc.): MIT License
- ONNX Runtime Web (copyright Microsoft Corporation): MIT License
- fflate (copyright 101arrowz): MIT License
- SoundTouchJS (copyright Olli Parviainen, Ryan Berdeen, Jakub Fiala and Steve Blades): LGPL-2.1 License
- lamejs, a JavaScript port of the LAME MP3 encoder (lame.sourceforge.io) (copyright Alex Zhukov and the LAME project): LGPL-3.0 License
AI models
The vocal remover and the audio to MIDI converter run these models in your browser. Each is used under the license named.
- Spleeter by Deezer Research: MIT License
- HTDemucs by Alexandre Défossez et al.: MIT License
- Basic Pitch by Spotify AB (the unmodified ONNX model, and the note decoding ported from its code): Apache-2.0 License