Third-party notices

Shorts Master 1.0.0 is built on open-source software. We thank its authors. Each component is used under its own licence; where a licence requires it, the full text is distributed with the component in the app bundle.

Video processing (LGPL)

• FFmpeg (ffmpeg/ffprobe executables, LGPL v2.1 or later / v3). Built without GPL or non-free parts. Source code: https://ffmpeg.org/download.html. The exact build configuration is in the Shorts Master build scripts and available on request from support@aimastersindia.com. The executables are separate files and may be replaced with your own LGPL build.
• FriBidi (LGPL v2.1): bidirectional text, used for complex-script captions. Shipped as a separate shared library.
• dav1d (BSD-2-Clause, macOS build): AV1 decoding.
• OpenH264 (BSD-2-Clause, © Cisco): software H.264 encoding fallback.
• PyAV and opencv-python include their own FFmpeg libraries under the LGPL.

AI models

• Whisper "small" speech model © OpenAI (MIT), CTranslate2 conversion by SYSTRAN (MIT).
• YuNet face detector, OpenCV Zoo (MIT).
• PP-OCRv3 text detector, PaddlePaddle / OpenCV Zoo (Apache-2.0).
• Silero VAD voice activity model (MIT), via faster-whisper.

Application runtime

• Electron and Chromium (MIT and BSD-style licences; full texts in LICENSES.chromium.html in the app bundle). Node.js (MIT).
• electron-liquid-glass © Meridius Labs (MIT), for the macOS Liquid Glass window; node-gyp-build (MIT), node-addon-api (MIT).
• Python (PSF License), FastAPI (MIT), Starlette (BSD-3), Uvicorn (BSD-3), Pydantic (MIT), python-multipart (Apache-2.0).
• NumPy, SciPy (BSD-3).
• OpenCV (Apache-2.0), soundfile (BSD-3), audio-analysis algorithms adapted from librosa (ISC, © 2013–2025 librosa development team), Pillow (MIT-CMU / HPND), cryptography (Apache-2.0 / BSD).
• faster-whisper (MIT), CTranslate2 (MIT), ONNX Runtime (MIT), Hugging Face tokenizers / hub (Apache-2.0).
• React, React Router (MIT), Tailwind CSS (MIT), Lucide icons (ISC), Vite (MIT).

Fonts

• Captions use fonts installed on your computer. The Linux edition bundles DejaVu fonts (Bitstream Vera licence) and Noto Sans fonts (SIL Open Font License 1.1).

Patents

H.264 and AAC are patent-encumbered formats. Encoding uses your operating system's or graphics card's encoder where available, otherwise OpenH264.