--- title: "MeloTTS vs Confucius4-TTS" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/myshell-ai-melotts-vs-netease-youdao-confucius4-tts" tools: ["myshell-ai-melotts", "netease-youdao-confucius4-tts"] --- # MeloTTS vs Confucius4-TTS *GraphCanon updated Aug 24, 2026* ## Verdict Pick MeloTTS if meloTTS is an MIT-licensed Python library for high-quality multi-lingual text-to-speech, supporting English, Spanish, French, Chinese, Japanese and Korean; pick Confucius4-TTS if powerful cross-lingual TTS for multilingual audio projects with no need for model fine-tuning. [MeloTTS](https://github.com/myshell-ai/MeloTTS) reports 7.6k GitHub stars, 1.1k forks, and 232 open issues, last pushed Dec 24, 2024. [Confucius4-TTS](https://github.com/netease-youdao/Confucius4-TTS) has 773 stars, 76 forks, and 11 open issues, last pushed Aug 18, 2026. Figures are from public GitHub metadata via [MeloTTS's repository](https://github.com/myshell-ai/MeloTTS) and [Confucius4-TTS's repository](https://github.com/netease-youdao/Confucius4-TTS). | | [MeloTTS](/tools/myshell-ai-melotts.md) | [Confucius4-TTS](/tools/netease-youdao-confucius4-tts.md) | | --- | --- | --- | | Tagline | High-quality multi-lingual text-to-speech library by MyShell.ai | Multilingual and Cross-Lingual Zero-Shot TTS Engine | | Stars | 7,551 | 773 | | Forks | 1,059 | 76 | | Open issues | 232 | 11 | | Language | Python | Python | | Adopt for | MeloTTS is an MIT-licensed Python library for high-quality multi-lingual text-to-speech, supporting English, Spanish, French, Chinese, Japanese and Korean. | Powerful cross-lingual TTS for multilingual audio projects with no need for model fine-tuning. | | Persona | - | - | | Runtime | - | - | | License | MIT | Other | | Categories | Speech & Audio | Speech & Audio | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [MeloTTS](/tools/myshell-ai-melotts.md) | [Confucius4-TTS](/tools/netease-youdao-confucius4-tts.md) | | --- | --- | --- | | Maintenance | Dormant (18%) | Very active (96%) | | Days since push | 581d | 5d | | Open issues (now) | 232 | 11 | | Stars delta | Unknown | +60 (30d) | | Open issues delta | Unknown | +1 (30d) | | Owner type | Organization | User | | Full report | [trust report](/tools/myshell-ai-melotts/trust.md) | [trust report](/tools/netease-youdao-confucius4-tts/trust.md) | ## Decision facts: MeloTTS - **Adopt for:** MeloTTS is an MIT-licensed Python library for high-quality multi-lingual text-to-speech, supporting English, Spanish, French, Chinese, Japanese and Korean. ## Decision facts: Confucius4-TTS - **Adopt for:** Powerful cross-lingual TTS for multilingual audio projects with no need for model fine-tuning. ## Choose when ### Choose MeloTTS if… - License: MeloTTS is MIT, Confucius4-TTS is Other. - Tags unique to MeloTTS: chinese, english, french, japanese. - MeloTTS ships Docker support for self-hosted deployment. - If your project requires support for a broad language range including less common languages like Japanese or Korean in a TTS solution. ### Choose Confucius4-TTS if… - License: Confucius4-TTS is Other, MeloTTS is MIT. - Tags unique to Confucius4-TTS: audio, cross-lingual, deep-learning, fine-tuning. - Project requires support for multiple languages without the necessity of model fine-tuning. ## When NOT to use MeloTTS - If your application's required languages are not covered by MeloTTS, such as Arabic or Russian. - In situations where you need more customization options for TTS than what the library provides out-of-the-box. ## When NOT to use Confucius4-TTS - When project strictly demands language-specific TTS refinement and customization. - For scenarios needing real-time low-latency TTS performance as Confucius4-TTS focuses on cross-lingual capabilities rather than speed optimizations. ## Common questions ### What is the difference between MeloTTS and Confucius4-TTS? MeloTTS: High-quality multi-lingual text-to-speech library by MyShell.ai. Confucius4-TTS: Multilingual and Cross-Lingual Zero-Shot TTS Engine. See the comparison table for live GitHub stats and shared categories. ### When should I choose MeloTTS over Confucius4-TTS? Choose MeloTTS over Confucius4-TTS when License: MeloTTS is MIT, Confucius4-TTS is Other; Tags unique to MeloTTS: chinese, english, french, japanese; MeloTTS ships Docker support for self-hosted deployment; If your project requires support for a broad language range including less common languages like Japanese or Korean in a TTS solution. ### When should I choose Confucius4-TTS over MeloTTS? Choose Confucius4-TTS over MeloTTS when License: Confucius4-TTS is Other, MeloTTS is MIT; Tags unique to Confucius4-TTS: audio, cross-lingual, deep-learning, fine-tuning; Project requires support for multiple languages without the necessity of model fine-tuning. ### When should I avoid MeloTTS? If your application's required languages are not covered by MeloTTS, such as Arabic or Russian. In situations where you need more customization options for TTS than what the library provides out-of-the-box. ### When should I avoid Confucius4-TTS? When project strictly demands language-specific TTS refinement and customization. For scenarios needing real-time low-latency TTS performance as Confucius4-TTS focuses on cross-lingual capabilities rather than speed optimizations. ### Is MeloTTS or Confucius4-TTS more popular on GitHub? MeloTTS has more GitHub stars (7,551 vs 773). Stars measure visibility, not whether either tool fits your constraints. ### Are MeloTTS and Confucius4-TTS open source? Yes - both are open-source projects on GitHub (MeloTTS: MIT, Confucius4-TTS: Other). ### Where can I find alternatives to MeloTTS or Confucius4-TTS? GraphCanon lists graph-backed alternatives at [MeloTTS alternatives](/tools/myshell-ai-melotts/alternatives) and [Confucius4-TTS alternatives](/tools/netease-youdao-confucius4-tts/alternatives) ([MeloTTS markdown twin](/tools/myshell-ai-melotts/alternatives.md), [Confucius4-TTS markdown twin](/tools/netease-youdao-confucius4-tts/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/myshell-ai-melotts-vs-netease-youdao-confucius4-tts.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, MeloTTS or Confucius4-TTS? MeloTTS: Dormant. Confucius4-TTS: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for MeloTTS and Confucius4-TTS? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [MeloTTS trust report](/tools/myshell-ai-melotts/trust); [Confucius4-TTS trust report](/tools/netease-youdao-confucius4-tts/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=myshell-ai-melotts`](/api/graphcanon/graph?tool=myshell-ai-melotts) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_