Kitten TTS is excellent for audiobook production: natural voices, long-form capable, character voice variety.

Audiobook Use Cases

Quick Start

from kittentts import KittenTTS
model = KittenTTS("KittenML/kitten-tts-mini-0.8")
# Narrate a chapter
model.generate_to_file("It was the best of times, it was the worst of times...", "chapter1.wav", voice="Bella", speed=0.9)