# Third-Party Open Source Licenses & Notices

This project incorporates components from several open-source software libraries.
We gratefully acknowledge their authors and contributors.

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## 1. FFmpeg (Audio/Video Processing)
- **License**: GNU General Public License v3.0 (GPLv3) / GNU Lesser General Public License v2.1+ (LGPL)
- **Copyright**: Fabrice Bellard and the FFmpeg developers (https://ffmpeg.org)
- **Integration**: Invoked strictly as an independent external binary (CLI / Subprocess) for decoding and media compression.
- **Source Code Availability**: In accordance with the GNU GPLv3 and LGPL, the complete corresponding source code for FFmpeg is freely available at:
  - FFmpeg Website: https://ffmpeg.org
  - Source Code Download: https://ffmpeg.org/download.html
  - GNU GPL v3 License: https://www.gnu.org/licenses/gpl-3.0.html
  - GNU LGPL v2.1 License: https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html

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## 2. OpenCV (Computer Vision Library)
- **License**: Apache License 2.0
- **Copyright**: (c) 2000-2026, Intel Corporation, Willow Garage Inc., Itseez Inc., OpenCV Foundation and contributors
- **Website**: https://opencv.org

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## 3. React & React DOM
- **License**: MIT License
- **Copyright**: (c) Meta Platforms, Inc. and affiliates
- **Website**: https://react.dev

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## 4. Apache ECharts
- **License**: Apache License 2.0
- **Copyright**: (c) 2017-2026 The Apache Software Foundation
- **Website**: https://echarts.apache.org

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## 5. FastAPI & Uvicorn
- **License**: MIT License (FastAPI) / BSD 3-Clause License (Uvicorn)
- **Copyright**:
  - FastAPI: (c) Sebastián Ramírez
  - Uvicorn: (c) Encode OSS Ltd
- **Websites**: https://fastapi.tiangolo.com, https://www.uvicorn.org

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## 6. Lucide Icons
- **License**: ISC License
- **Copyright**: (c) Lucide Contributors
- **Website**: https://lucide.dev

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## 7. Electron
- **License**: MIT License
- **Copyright**: (c) OpenJS Foundation and Electron contributors
- **Website**: https://www.electronjs.org

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## 8. Typography & Fonts
- **Pretendard Font**: SIL Open Font License 1.1, Copyright (c) 2021-2026 Kil Hyung-jin
- **JetBrains Mono**: SIL Open Font License 1.1, Copyright (c) 2020 JetBrains s.r.o.
- **Noto Sans KR**: SIL Open Font License 1.1, Copyright (c) 2015 Google Inc.
