v0.1.0

Lalo v0.1.0 - Initial Release

High-Performance EPUB to Audiobook Converter

Transform your EPUB ebooks into professional audiobooks using state-of-the-art Qwen3-TTS technology with GPU acceleration.

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🎉 First Stable Release

This is the first stable release of Lalo, featuring a complete, production-ready EPUB to audiobook conversion pipeline with advanced optimizations and comprehensive features.

✨ Key Features

Multi-Language Support

• 10 Languages: Chinese, English, Japanese, Korean, German, French, Russian, Portuguese, Spanish, Italian
• Auto-Detection: Automatically detects language per chapter
• Native Voices: 9 voice profiles with native language specialization

Premium Voice Control

• 9 High-Quality Speakers: Covering various genders, ages, languages, and dialects
• Natural Language Instructions: Control tone, pace, emotion, and style with simple phrases
• Genre Optimization: Tailored narration styles for fiction, non-fiction, mystery, children's books, poetry, and more

Advanced Audio Processing

• Multiple Formats: Export to WAV (lossless), MP3 (compressed), or M4B (audiobook with chapters)
• Chapter Markers: M4B format includes navigable bookmarks for easy navigation
• High Quality: 24kHz sample rate, 192k bitrate for crystal-clear audio

🚀 Quick Start

Installation

From PyPI (Recommended)

# Install the package
pip install lalo-tts

# Optional: Install FlashAttention2 for faster inference
pip install flash-attn --no-build-isolation

From Source (Development)

# Clone the repository
git clone https://github.com/willianpaixao/lalo.git
cd lalo

# Install in development mode
pip install -e .

# Optional: Install FlashAttention2 for faster inference
pip install flash-attn --no-build-isolation

Basic Usage

# Convert entire book with defaults
lalo convert mybook.epub

# Choose specific speaker and chapters
lalo convert mybook.epub --speaker Vivian --chapters 1-10

# Create M4B audiobook with chapter markers
lalo convert mybook.epub --format m4b --output audiobook.m4b

# Add voice instructions for specific narration style
lalo convert novel.epub --instruct "Narrate dramatically with emotion"

# Process large books with streaming mode
lalo convert longbook.epub --streaming

🛠️ System Requirements

Hardware

• GPU: NVIDIA GPU with CUDA support (required)
• RAM: 8+ GB recommended (16+ GB for large books without streaming)
• Storage: ~5 GB for model weights

Software

• Python: 3.12 or higher
• CUDA: Compatible CUDA drivers
• ffmpeg: Required for MP3 and M4B export

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Full Changelog: This is the initial release - all features are new!

Download: See the assets below or clone with git clone --branch v0.1.0

Enjoy converting your EPUB books to professional audiobooks! 🎧📚