9 Best Text-to-Speech (TTS) Engines in 2024

In the rapidly evolving world of technology, Text-to-Speech (TTS) engines are making remarkable strides. From enhancing user experiences in various applications to creating realistic and emotionally resonant voice outputs, TTS engines are becoming indispensable. Here, we present the nine best TTS engines in 2024 that are setting new standards in the industry.

GPT-SoVITS is a versatile TTS model designed for streamers and sales champions. It supports English, Japanese, and Chinese languages, and excels in zero-shot text-to-speech conversion.

Key Features:

Multi-language support (English, Japanese, Chinese)

Zero-shot TTS capability

Integrated toolkit for seamless use

Resources:

GitHub Repository: https://github.com/RVC-Boss/GPT-SoVITS

Known for its stability and superior voice cloning capabilities, Fish Speech v1.2 has been trained on 300,000 hours of audio data in English, Chinese, and Japanese.

Key Features:

High stability and performance

Extensive training on diverse language data

Robust voice cloning

Resources:

GitHub Repository: https://github.com/fishaudio

Model on Hugging Face: https://huggingface.co/fishaudio

Official Page: https://fish.audio/

Although not open-source, Seed-TTS by ByteDance is a powerhouse in the TTS domain. It supports multiple languages and can generate speech in the same language or cross-language scenarios with varying emotional and contextual nuances.

Key Features:

Multi-language support

Capable of handling various text types

Contextual and emotional voice generation

Resources:

Project Page: https://bytedancespeech.github.io/seedtts_tech_report/

ChatTTS specializes in conversational TTS with detailed prosody, supporting both Chinese and English. It’s ideal for generating realistic and nuanced multi-speaker dialogues.

Key Features:

Conversational TTS with fine prosody

Supports Chinese and English

Ideal for multi-speaker scenarios

Resources:

GitHub Repository: https://github.com/2noise/ChatTTS

Model on Hugging Face: https://huggingface.co/2Noise/ChatTTS

Parler-TTS provides extensive control over voice characteristics such as pitch, speed, gender, noise level, and emotional features, making it highly customizable.

Key Features:

Extensive voice control features

Customizable pitch, speed, gender, and more

Supports diverse emotional characteristics

Resources:

GitHub Repository: https://github.com/huggingface/parler-tts

Model on Hugging Face: https://huggingface.co/parler-tts

MetaVoice-1B is renowned for its multilingual support and exceptional emotional prosody in English. It's a go-to solution for generating expressive and realistic speech.

Key Features:

Multilingual support

Exceptional emotional prosody

Realistic and expressive voice generation

Resources:

GitHub Repository: https://github.com/metavoiceio/metavoice-src

MARS5-TTS excels in generating speech for scenarios with complex and diverse prosody such as sports commentary and anime. Its versatility makes it suitable for various dynamic applications.

Key Features:

Complex and diverse prosody generation

Ideal for sports commentary and anime

Versatile application

Resources:

GitHub Repository: https://github.com/Camb-ai/MARS5-TTS

Model on Hugging Face: https://huggingface.co/CAMB-AI/MARS5-TTS

OpenVoice natively supports multiple languages including English, Spanish, French, Chinese, Japanese, and Korean. It offers flexible voice style control and zero-shot cross-language voice cloning.

Key Features:

Multilingual support

Flexible voice style control

Zero-shot cross-language voice cloning

Resources:

GitHub Repository: https://github.com/myshell-ai/OpenVoice

Official Page: https://research.myshell.ai/open-voice

EmotiVoice supports bilingual (Chinese and English) TTS and offers over 2000 distinct voice tones. It’s perfect for creating varied and emotionally rich voice outputs.

Key Features:

Bilingual support (Chinese and English)

Over 2000 distinct voice tones

Rich emotional expression

Resources:

GitHub Repository: https://github.com/netease-youdao/EmotiVoice

These TTS engines represent the cutting edge of speech synthesis technology in 2024. Whether you need realistic voice cloning, multilingual support, or emotionally expressive speech, these models offer powerful solutions for a wide range of applications.