---
license: other
license_name: mixed
license_link: LICENSE.md
language:
- vi
- zh
- en
pipeline_tag: text-to-speech
tags:
- tts
- on-device
- lazibook
---

# LaziBook — model files

Model files used by the LaziBook app (offline e-book reader and audiobook player for iOS, macOS and Android).
Each folder keeps the licence of its original model.

## `app/` — bundled in the app (`ios/Models`, Android `voice_*` packs)

| Folder | Model | Source | Licence |
|---|---|---|---|
| `app/turbo/` | VieNeu-TTS v3 Turbo (backbone MLP layers 1–10 4-bit, the rest 8-bit) | [pnnbao-ump/VieNeu-TTS-v3-Turbo](https://huggingface.co/pnnbao-ump/VieNeu-TTS-v3-Turbo) | Apache-2.0 |
| `app/nano/` | VieNeu-TTS v3 Nano: text encoder, codec decoder (int8), voices. The estimator and duration predictor are LaziBook's own trained weights and are kept in a private repo | [pnnbao-ump/VieNeu-TTS-v3-Nano](https://huggingface.co/pnnbao-ump/VieNeu-TTS-v3-Nano) | Apache-2.0 |
| `app/clone/` | Nano encoders for voice cloning (codec, reference, speaker, denoiser) | VieNeu-TTS v3 Nano | Apache-2.0 |
| `app/codec/` | MOSS Audio Tokenizer Nano (ONNX) | MOSS-Audio-Tokenizer-Nano-ONNX | Apache-2.0 |
| `app/g2p/` | sea-g2p (Vietnamese G2P) | [pnnbao97/sea-g2p](https://github.com/pnnbao97/sea-g2p) | Apache-2.0 |
| `app/phonon/` | Phonon 31M English, Core ML 4-bit palettized, precompiled `.mlmodelc` + 38 voices | [gradium/phonon-31m-en](https://huggingface.co/gradium/phonon-31m-en), [gradium/phonon-voices](https://huggingface.co/gradium/phonon-voices) | Apache-2.0 |
| `app/vitszh/` | VITS Chinese (sherpa-onnx `vits-zh-ll`) | [k2-fsa/sherpa-onnx](https://github.com/k2-fsa/sherpa-onnx) TTS models | see source |
| `app/matcha/` | Matcha-TTS zh-en + Vocos 16 kHz (sherpa-onnx) | [dengcunqin/matcha_tts_zh_en_20251010](https://modelscope.cn/models/dengcunqin/matcha_tts_zh_en_20251010) | see source |

## Optional downloads

| Folder | Used by | Source | Licence |
|---|---|---|---|
| `ming-3.0-tts-0.5B-4bit/` | Mac app, Chinese/English voice pack | [jorgepb96/Ming-3.0-tts-0.5B-4bit](https://huggingface.co/jorgepb96/Ming-3.0-tts-0.5B-4bit) @ `d06229c`, from [inclusionAI/Ming-3.0-tts-0.5B](https://huggingface.co/inclusionAI/Ming-3.0-tts-0.5B) | MIT |
| `mt/` | Offline translation (Hy-MT2 1.8B 1.25-bit GGUF) | [tencent/Hy-MT2-1.8B-1.25Bit-GGUF](https://huggingface.co/tencent/Hy-MT2-1.8B-1.25Bit-GGUF) @ `9df5c82` | Apache-2.0 |