# Third-Party Notices

## Vietnamese Number Reader

The portal uses `read-vietnamese-number` 2.4.0, MIT licensed, copyright
(c) 2025 Vu Tong. Its license is published at
`/licenses/read-vietnamese-number.txt` in the built site. Source:
https://github.com/tonghoangvu/read-vietnamese-number-js

## Word Counter Reference

The word-counter fork is retained as a design reference:
https://github.com/saeedkohansal/JavaScript-Word-Counter-Web-Application
The portal implements its own documented whitespace/Unicode counting rules.

## Local Background Removal

Browser-side inference uses `onnxruntime-web`, licensed under the MIT License.
The background-removal weights are redistributed with this project and loaded
on demand from the application's own origin. They are a quantized ONNX build of
the IS-Net general-use model from the DIS project and are licensed under the
Apache License 2.0. The bundled copy, source revision, and checksum are recorded
under `public/models/isnet-general-use-onnx/`.

## HEIC Image Import

Browser-side HEIC/HEIF conversion uses `heic-decode`, licensed under the ISC
License, and its `libheif-js` dependency, licensed under the GNU Lesser General
Public License v3.0. The decoder is loaded on demand only when one of those
formats is selected.