Project Title

OpenVoice — Instant Voice Cloning with Accurate Tone Color and Flexible Voice Style Control

Overview

OpenVoice is an open-source project developed by MIT and MyShell, offering an audio foundation model for instant voice cloning. It stands out for its accurate tone color cloning, flexible voice style control, and zero-shot cross-lingual voice cloning capabilities. The project has been used millions of times worldwide, powering the voice cloning feature on myshell.ai.

Key Features

Accurate Tone Color Cloning: Clones reference tone color and generates speech in multiple languages and accents.
Flexible Voice Style Control: Offers granular control over voice styles, including emotion, accent, rhythm, pauses, and intonation.
Zero-shot Cross-lingual Voice Cloning: Generates speech in languages not present in the training dataset.

Use Cases

Voice Cloning: Used by developers and researchers to clone voices for various applications, including entertainment and accessibility.
Multilingual Speech Generation: Enables the creation of speech in different languages without prior training on those languages.
Voice Style Customization: Useful for applications requiring specific voice characteristics, such as customer service chatbots or virtual assistants.

Advantages

High Accuracy: Delivers precise voice cloning across different languages and accents.
Flexibility: Allows for detailed control over the voice output, making it suitable for a wide range of applications.
Commercial Use: Released under the MIT License, allowing for free commercial use.

Limitations / Considerations

Training Data: May require substantial training data to achieve high accuracy in voice cloning.
Performance: The quality of the cloned voice can be affected by the quality of the input audio.
Ethical Considerations: Voice cloning technology raises ethical questions about impersonation and consent.

TTS: A text-to-speech system that OpenVoice builds upon, focusing on different aspects of speech synthesis.
VITS: A voice conversion project that provides a different approach to voice style transfer.
VITS2: An evolution of VITS, offering improvements and additional features for voice conversion.

Basic Information

GitHub: https://github.com/myshell-ai/OpenVoice
Stars: 33,767
License: MIT
Last Commit: 2025-08-04

📊 Project Information

Project Name: OpenVoice
GitHub URL: https://github.com/myshell-ai/OpenVoice
Programming Language: Python
⭐ Stars: 33,767
🍴 Forks: 3,612
📅 Created: 2023-11-29
🔄 Last Updated: 2025-08-04

🏷️ Project Topics

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📚 Documentation

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OpenVoice

Project Description