Ghost Writer
Copyright (c) 2026 Ghost Media Works. All rights reserved.

Ghost Writer runs entirely on your PC. It is built on the open-source work below; thank you
to their authors. Each is used under its own licence, named here with where to find it.


SPEECH RECOGNITION AND FORMATTING

Whisper speech-recognition models (OpenAI) - MIT License
  https://github.com/openai/whisper
  Converted for faster-whisper: base.en, tiny.en and small.en by SYSTRAN (MIT), large-v3-turbo by Mobius Labs (MIT)
  https://huggingface.co/Systran/faster-whisper-base.en
  https://huggingface.co/Systran/faster-whisper-tiny.en
  https://huggingface.co/Systran/faster-whisper-small.en
  https://huggingface.co/mobiuslabsgmbh/faster-whisper-large-v3-turbo
faster-whisper (SYSTRAN) - MIT License, including the Silero VAD model (Silero Team, MIT)
  https://github.com/SYSTRAN/faster-whisper
  https://github.com/snakers4/silero-vad
CTranslate2 (OpenNMT) - MIT License
  https://github.com/OpenNMT/CTranslate2
Qwen3.5-4B (Alibaba Cloud, Qwen team) - Apache License 2.0   [Advanced mode only]
  https://huggingface.co/Qwen/Qwen3.5-4B
  Used as a Q4_K_M GGUF file (a smaller copy of the same model made with llama.cpp's tools); its
  licence file comes with the Advanced pack, next to the model
llama.cpp and ggml (the ggml authors) - MIT License   [Advanced mode only]
  https://github.com/ggml-org/llama.cpp
  Includes the LLVM OpenMP runtime (Apache License 2.0 with LLVM Exceptions)
whisper.cpp (the ggml authors) - MIT License   [Advanced mode on AMD and Intel cards only]
  https://github.com/ggml-org/whisper.cpp
  Windows Vulkan build by AMD's Lemonade project (MIT): https://github.com/lemonade-sdk/whisper.cpp-rocm
  Whisper large-v3-turbo converted for whisper.cpp (ggml, MIT): https://huggingface.co/ggerganov/whisper.cpp
  Includes SDL2 (zlib License): https://www.libsdl.org/
NVIDIA CUDA runtime, cuBLAS and NVRTC libraries - NVIDIA proprietary licence, redistributed
  under the NVIDIA CUDA Toolkit End User License Agreement   [Advanced mode only]
  https://docs.nvidia.com/cuda/eula/
ONNX Runtime (Microsoft) - MIT License
  https://github.com/microsoft/onnxruntime


THE APP

Python (Python Software Foundation) - PSF License Agreement, with Tcl/Tk (BSD-style licence)
  https://www.python.org/
Pillow - MIT-CMU (HPND) License        https://github.com/python-pillow/Pillow
NumPy - BSD 3-Clause License           https://numpy.org/
PyAV - BSD 3-Clause License            https://github.com/PyAV-Org/PyAV
  PyAV includes FFmpeg libraries, licensed under the GNU LGPL version 2.1 or later. They are
  separate DLL files in python\Lib\site-packages\av.libs and can be replaced. Source code:
  https://ffmpeg.org/download.html
pystray - GNU LGPL version 3            https://github.com/moses-palmer/pystray
  Used unmodified as a separate Python package (python\Lib\site-packages\pystray); you may
  replace it with your own copy. Source code is available at the address above.
sounddevice - MIT License, with PortAudio (MIT License)   https://github.com/spatialaudio/python-sounddevice
PyAudioWPatch (S0D3S) - Apache License 2.0; PortAudio (MIT License), with WASAPI speaker loopback support
  https://github.com/s0d3s/PyAudioWPatch
pywebrtc-audio - Apache License 2.0; bindings for WebRTC echo cancellation and noise suppression
  https://github.com/strands-labs/pywebrtc-audio
comtypes - MIT License                  https://github.com/enthought/comtypes
tokenizers, huggingface_hub - Apache License 2.0 (Hugging Face)
  https://github.com/huggingface
Other Python packages used by the above: anyio (MIT), certifi (MPL-2.0), cffi (MIT-0),
  click (BSD-3-Clause), colorama (BSD), filelock (MIT),
  flatbuffers (Apache 2.0), fsspec (BSD-3-Clause), h11 (MIT), httpcore (BSD-3-Clause),
  httpx (BSD-3-Clause), idna (BSD-3-Clause),
  packaging (Apache 2.0 or BSD-2-Clause), protobuf (BSD-3-Clause),
  pycparser (BSD-3-Clause), PyYAML (MIT), six (MIT), tqdm (MPL-2.0 and MIT),
  typing_extensions (PSF-2.0)
Microsoft Visual C++ runtime libraries - redistributed under the Microsoft Visual C++
  Redistributable licence
Grenze Gotisch font (Omnibus-Type) - SIL Open Font License 1.1
  https://fonts.google.com/specimen/Grenze+Gotisch
Nuitka (Kay Hayen) - Apache License 2.0: turns the app's code into one compiled file; the
  small runtime parts it adds to that file are covered by the same licence
  https://nuitka.net/

The full licence texts are in the licenses folder next to this file (Apache-2.0, MIT,
OFL-1.1, zlib); Python's is python\LICENSE.txt, and each Python package's is in its folder
under python\Lib\site-packages (the *.dist-info folders). The Advanced pack carries the
NVIDIA and Qwen licence files beside the parts they cover.