Comparison
CosyVoice vs edge-tts
Verdict
Pick CosyVoice when license: CosyVoice is Apache-2.0, edge-tts is Other; pick edge-tts when license: edge-tts is Other, CosyVoice is Apache-2.0.
Markdown twin · CosyVoice alternatives · edge-tts alternatives
GraphCanon updated today
vs
Trust & integrity
| Signal | CosyVoice | edge-tts |
|---|---|---|
| Maintenance | Steady (46d since push) As of today · github_public_v1 | Slowing (110d since push) As of today · github_public_v1 |
| Provenance | Not a fork · Organization account As of today · github_public_v1 | Not a fork · Personal account As of today · github_public_v1 |
| Security (OSV) | No lockfile As of today · none | No lockfile As of today · none |
Tagline
- CosyVoice
- Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment.
- edge-tts
- Use Microsoft Edge's online text-to-speech service from Python WITHOUT needing Microsoft Edge or Windows or an API key
Stars
- CosyVoice
- 22k
- edge-tts
- 11k
Forks
- CosyVoice
- 2.5k
- edge-tts
- 1.1k
Open issues
- CosyVoice
- 767
- edge-tts
- 4
Language
- CosyVoice
- Python
- edge-tts
- Python
Adopt for
- CosyVoice
- CosyVoice is a Python-based multi-lingual large voice generation model. It supports extensive capabilities including fine-tuning, TTS (Text-To-Speech), and natural language generation.
- edge-tts
- -
Persona
- CosyVoice
- -
- edge-tts
- -
Runtime
- CosyVoice
- -
- edge-tts
- -
License
- CosyVoice
- Apache-2.0
- edge-tts
- Other
Last pushed
- CosyVoice
- May 25, 2026
- edge-tts
- Mar 22, 2026
Categories
- CosyVoice
- Inference & Serving, Model Training, Speech & Audio
- edge-tts
- Speech & Audio
Trust and health
Maintenance
- CosyVoice
- Steady (60%)
- edge-tts
- Slowing (36%)
Days since push
- CosyVoice
- 46d
- edge-tts
- 110d
Open issues (now)
- CosyVoice
- 767
- edge-tts
- 4
Owner type
- CosyVoice
- Organization
- edge-tts
- User
Full report
- CosyVoice
- Trust report
- edge-tts
- Trust report
Choose CosyVoice if…
- License: CosyVoice is Apache-2.0, edge-tts is Other.
- Tags unique to CosyVoice: audio-generation, cantonese, chatbot, chatgpt.
- Also covers Inference & Serving, Model Training.
- When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean.
When NOT to use CosyVoice
- If your project specifically requires fine-tuned performance in languages not supported by CosyVoice such as Arabic or Spanish.
- When strict real-time speech synthesis requirements are essential, as CosyVoice may face delays depending on the environment's computational power and model complexity.
Choose edge-tts if…
- License: edge-tts is Other, CosyVoice is Apache-2.0.
- Tags unique to edge-tts: python, speech-synthesis, text-to-speech, tts.
- Leaner open-issue backlog (4).
When NOT to use edge-tts
- Last GitHub push was 111 days ago (slowing maintenance, Mar 22, 2026). Validate activity before betting a new project on edge-tts.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (FunAudioLLM/CosyVoice) · observed Jul 11, 2026
- GitHub forks (FunAudioLLM/CosyVoice) · observed Jul 11, 2026
- Last push (FunAudioLLM/CosyVoice) · observed May 25, 2026
- License file (Apache-2.0) · observed Jul 11, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (rany2/edge-tts) · observed Jul 11, 2026
- GitHub forks (rany2/edge-tts) · observed Jul 11, 2026
- Last push (rany2/edge-tts) · observed Mar 22, 2026
- License file (Other) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: CosyVoice 22k · edge-tts 11k (synced Jul 11, 2026).
Common questions
- What is the difference between CosyVoice and edge-tts?
- CosyVoice: Multi-lingual large voice generation model with full-stack abilities for inference, training and deployment.. edge-tts: Use Microsoft Edge's online text-to-speech service from Python WITHOUT needing Microsoft Edge or Windows or an API key. See the comparison table for live GitHub stats and shared categories.
- When should I choose CosyVoice over edge-tts?
- Choose CosyVoice over edge-tts when License: CosyVoice is Apache-2.0, edge-tts is Other; Tags unique to CosyVoice: audio-generation, cantonese, chatbot, chatgpt; Also covers Inference & Serving, Model Training; When you need support for multiple languages like Cantonese, Chinese, English, Japanese, and Korean.
- When should I choose edge-tts over CosyVoice?
- Choose edge-tts over CosyVoice when License: edge-tts is Other, CosyVoice is Apache-2.0; Tags unique to edge-tts: python, speech-synthesis, text-to-speech, tts; Leaner open-issue backlog (4).
- When should I avoid CosyVoice?
- If your project specifically requires fine-tuned performance in languages not supported by CosyVoice such as Arabic or Spanish. When strict real-time speech synthesis requirements are essential, as CosyVoice may face delays depending on the environment's computational power and model complexity.
- When should I avoid edge-tts?
- Last GitHub push was 111 days ago (slowing maintenance, Mar 22, 2026). Validate activity before betting a new project on edge-tts.
- Is CosyVoice or edge-tts more popular on GitHub?
- CosyVoice has more GitHub stars (22,089 vs 11,478). Stars measure visibility, not whether either tool fits your constraints.
- Are CosyVoice and edge-tts open source?
- Yes - both are open-source projects on GitHub (CosyVoice: Apache-2.0, edge-tts: Other).
- Where can I find alternatives to CosyVoice or edge-tts?
- GraphCanon lists graph-backed alternatives at CosyVoice alternatives and edge-tts alternatives (CosyVoice markdown twin, edge-tts markdown twin), 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 mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, CosyVoice or edge-tts?
- CosyVoice: Steady. edge-tts: Slowing. 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 CosyVoice and edge-tts?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: CosyVoice trust report; edge-tts trust report.