Comparison
ChatTTS vs soprano
Verdict
Pick ChatTTS if chatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English; pick soprano if soprano provides quick setup options and delivers realistic text-to-speech capability in both CUDA and CPU environments.
Markdown twin · ChatTTS alternatives · soprano alternatives
GraphCanon updated 1w
Trust & integrity
| Signal | ChatTTS | soprano |
|---|---|---|
| Maintenance | Slowing (127d since push) As of 1w · github_public_v1 | Slowing (195d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 1w · github_public_v1 | Not a fork · Personal account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 1mo · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- ChatTTS
- A generative speech model for daily dialogue
- soprano
- Instant, Ultra-Realistic Text-to-Speech
Stars
- ChatTTS
- 40k
- soprano
- 1.4k
Forks
- ChatTTS
- 4.3k
- soprano
- 118
Open issues
- ChatTTS
- 60
- soprano
- 23
Language
- ChatTTS
- Python
- soprano
- Python
Adopt for
- ChatTTS
- ChatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English.
- soprano
- Soprano provides quick setup options and delivers realistic text-to-speech capability in both CUDA and CPU environments.
Persona
- ChatTTS
- -
- soprano
- -
Runtime
- ChatTTS
- -
- soprano
- -
License
- ChatTTS
- Licensed under AGPL-3.0, which allows for free use, distribution, and modification as long as these rights are maintained in derivative works.
- soprano
- Apache-2.0
Last pushed
- ChatTTS
- Apr 10, 2026
- soprano
- Jan 15, 2026
Categories
- ChatTTS
- AI Agents, Speech & Audio
- soprano
- Speech & Audio
Trust and health
Days since push
- ChatTTS
- 127d
- soprano
- 195d
Open issues (now)
- ChatTTS
- 60
- soprano
- 23
Stars delta
- ChatTTS
- +140 (30d)
- soprano
- Unknown
Open issues delta
- ChatTTS
- -1 (30d)
- soprano
- Unknown
Owner type
- ChatTTS
- Organization
- soprano
- User
Full report
- ChatTTS
- Trust report
- soprano
- Trust report
Shared compatibility
- Python · ChatTTS: Python runtime · soprano: Python runtime
Choose ChatTTS if…
- License: ChatTTS is AGPL-3.0, soprano is Apache-2.0.
- Requirements: Python-based implementation means that familiarity with Python is necessary for effective use..
- Tags unique to ChatTTS: agent, chatgpt, chattts, chinese language.
- Also covers AI Agents.
- Use ChatTTS when you require text-to-speech functionality for daily dialogue applications, especially those involving Chinese or English languages.
When NOT to use ChatTTS
- Avoid using ChatTTS in environments where the speech generation model is expected to handle complex technical jargon or specialized vocabulary, as it's optimized for daily conversation.
- Do not use ChatTTS if your project requires the integration of more than two languages simultaneously due to its current support for only Chinese and English.
Choose soprano if…
- License: soprano is Apache-2.0, ChatTTS is AGPL-3.0.
- Tags unique to soprano: text-to-speech, tts.
- When ultra-realistic speech quality is required
When NOT to use soprano
- If using Windows with CUDA necessitates an additional step to ensure PyTorch correctly supports CUDA
- For users requiring minimal installation complexity as setup can involve multiple steps
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (2noise/ChatTTS) · observed Aug 16, 2026
- GitHub forks (2noise/ChatTTS) · observed Aug 16, 2026
- Last push (2noise/ChatTTS) · observed Apr 10, 2026
- License file (AGPL-3.0) · observed Aug 16, 2026
- Decision facts (enrichment) · observed Jul 11, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (ekwek1/soprano) · observed Jul 30, 2026
- GitHub forks (ekwek1/soprano) · observed Jul 30, 2026
- Last push (ekwek1/soprano) · observed Jan 15, 2026
- License file (Apache-2.0) · observed Jul 30, 2026
- Decision facts (enrichment) · observed Jul 16, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: ChatTTS 40k · soprano 1.4k (synced Aug 16, 2026).
Common questions
- What is the difference between ChatTTS and soprano?
- ChatTTS: A generative speech model for daily dialogue. soprano: Instant, Ultra-Realistic Text-to-Speech. See the comparison table for live GitHub stats and shared categories.
- When should I choose ChatTTS over soprano?
- Choose ChatTTS over soprano when License: ChatTTS is AGPL-3.0, soprano is Apache-2.0; Requirements: Python-based implementation means that familiarity with Python is necessary for effective use.; Tags unique to ChatTTS: agent, chatgpt, chattts, chinese language; Also covers AI Agents; Use ChatTTS when you require text-to-speech functionality for daily dialogue applications, especially those involving Chinese or English languages.
- When should I choose soprano over ChatTTS?
- Choose soprano over ChatTTS when License: soprano is Apache-2.0, ChatTTS is AGPL-3.0; Tags unique to soprano: text-to-speech, tts; When ultra-realistic speech quality is required.
- When should I avoid ChatTTS?
- Avoid using ChatTTS in environments where the speech generation model is expected to handle complex technical jargon or specialized vocabulary, as it's optimized for daily conversation. Do not use ChatTTS if your project requires the integration of more than two languages simultaneously due to its current support for only Chinese and English.
- When should I avoid soprano?
- If using Windows with CUDA necessitates an additional step to ensure PyTorch correctly supports CUDA For users requiring minimal installation complexity as setup can involve multiple steps
- Is ChatTTS or soprano more popular on GitHub?
- ChatTTS has more GitHub stars (39,768 vs 1,384). Stars measure visibility, not whether either tool fits your constraints.
- Are ChatTTS and soprano open source?
- Yes - both are open-source projects on GitHub (ChatTTS: AGPL-3.0, soprano: Apache-2.0).
- Where can I find alternatives to ChatTTS or soprano?
- GraphCanon lists graph-backed alternatives at ChatTTS alternatives and soprano alternatives (ChatTTS markdown twin, soprano 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, ChatTTS or soprano?
- ChatTTS: Slowing. soprano: 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 ChatTTS and soprano?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ChatTTS trust report; soprano trust report.