# Third-party licenses

QuietMic bundles and links the following open-source components. All are
permissively licensed (MIT and/or Apache-2.0), which permit commercial and
personal use with attribution.

## Denoising models & inference

- **DeepFilterNet** — © Hendrik Schröter / Rikorose and contributors.
  Dual-licensed **MIT OR Apache-2.0**. https://github.com/Rikorose/DeepFilterNet
  The DeepFilterNet3 model weights (`DeepFilterNet3_onnx.tar.gz`) are embedded in
  `QuietMic.exe` when built with the `deepfilternet` feature; the weights are
  covered by the same MIT/Apache-2.0 license as the code.
- **tract** — © Sonos, Inc. Dual-licensed **MIT OR Apache-2.0**.
  https://github.com/sonos/tract  (pure-Rust ONNX inference engine)
- **nnnoiseless** — RNNoise ported to Rust. **BSD-3-Clause** (derived from Xiph
  RNNoise, © 2017 Mozilla, © 2007-2017 Jean-Marc Valin).
  https://github.com/jneem/nnnoiseless

## Audio & GUI

- **cpal** — Apache-2.0. https://github.com/RustAudio/cpal
- **ringbuf** — MIT OR Apache-2.0. https://github.com/agerasev/ringbuf
- **egui / eframe** — © Emil Ernerfeldt. MIT OR Apache-2.0.
  https://github.com/emilk/egui
- **ndarray** — MIT OR Apache-2.0. https://github.com/rust-ndarray/ndarray

---

### MIT License (permission notice reproduced for MIT-licensed components)

```
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
```

Apache-2.0 components are used under the terms at
https://www.apache.org/licenses/LICENSE-2.0 (NOTICE files preserved where present).
Full per-crate license texts are available in each linked repository.
