Polyglot — Third-party acknowledgments

Parakeet TDT 0.6B v3
Copyright NVIDIA. Licensed under Creative Commons Attribution 4.0.
https://huggingface.co/nvidia/parakeet-tdt-0.6b-v3
https://creativecommons.org/licenses/by/4.0/
Polyglot uses Fluid Inference's Core ML conversion and INT8 encoder.
https://huggingface.co/FluidInference/parakeet-tdt-0.6b-v3-coreml

Gemma 4 E2B
Copyright Google DeepMind. Licensed under Apache License 2.0.
https://huggingface.co/google/gemma-4-E2B-it
Polyglot uses the MLX Community QAT 4-bit conversion.
https://huggingface.co/mlx-community/gemma-4-E2B-it-qat-4bit
Models are downloaded separately and run locally.

FluidAudio, MLX Swift, MLX Swift LM, Hugging Face Swift Transformers and their
transitive dependencies retain their own copyrights and licenses.
Full dependency license notices are included in the Licenses folder.

Polyglot is an independent product by Dylan de Heer. It is not affiliated
with NVIDIA, Google, Apple, Hugging Face, or Weeve.

Video link import
-----------------
yt-dlp 2026.08.19 and yt-dlp-ejs 0.8.0 (Unlicense), packaged with
Python 3.12.14 (PSF) and PyInstaller 6.22.3 (GPL with the bootloader
exception permitting distribution of bundled applications).
https://github.com/yt-dlp/yt-dlp
https://github.com/yt-dlp/ejs
https://www.python.org/
https://pyinstaller.org/en/stable/license.html

Deno 2.9.7 (MIT), used for local video-player JavaScript challenges.
https://github.com/denoland/deno

FFmpeg 8.1.2 (LGPL 2.1 or later), built without GPL/nonfree components
and without network protocols; used to combine downloaded media and process
local video previews and enhancement exports with Apple's hardware encoders.
https://ffmpeg.org/
The complete unmodified FFmpeg source archive and exact build command are
included in VideoTools/Sources. FFmpeg is a separate executable.

The bundled video helpers, Python dependency license notices and exact
version manifest are in Contents/Resources/VideoTools inside Polyglot.app.
These tools do not perform speech recognition or translation. Video URLs
contact their respective services; subtitle processing remains on this Mac.

Local video enhancement models
------------------------------
Real-ESRGAN by Xintao Wang and contributors (BSD 3-Clause).
MLX conversion/reference by MVS Collective (xocialize), BSD 3-Clause.
Polyglot includes a native Swift/MLX implementation; model weights are downloaded
separately from pinned mlx-community revisions and verified with SHA-256.
Real-ESRGAN x2plus (Detail), general-x4v3 (Fast), animevideov3 (Animation).
https://github.com/xinntao/Real-ESRGAN
https://github.com/xocialize/realesrgan-mlx
The full license and model source links are in Real-ESRGAN-LICENSE.txt.

SeedVR2 3B INT8 by ByteDance (Apache-2.0). Native Swift/MLX image port by
MVS Collective / xocialize (MIT), modified for verified local-only loading,
cancellation and tiled frame processing. Model assets are downloaded separately.
https://github.com/xocialize/seedvr2-mlx-swift
https://huggingface.co/mlx-community/SeedVR2-3B-mlx-int8
See SeedVR2-LICENSE.txt for provenance, modifications and license terms.

App updates
-----------
Sparkle 2.10.0 by the Sparkle Project and contributors.
https://github.com/sparkle-project/Sparkle
The full license and bundled component notices are in Sparkle-LICENSE.txt.
The updater checks and downloads signed releases; it does not process media.