Comparison
ChatTTS vs openai-edge-tts
Verdict
Pick ChatTTS if chatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English; pick openai-edge-tts if openai-edge-tts is a text-to-speech API endpoint for edge computing. It replaces cloud-based solutions like OpenAI.
Markdown twin · ChatTTS alternatives · openai-edge-tts alternatives
GraphCanon updated 1w
vs
Trust & integrity
| Signal | ChatTTS | openai-edge-tts |
|---|---|---|
| Maintenance | Slowing (127d since push) As of 1w · github_public_v1 | Dormant (392d 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 published findings from this source as of 2026-07-11 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
- openai-edge-tts
- Free text-to-speech API for edge computing
Stars
- ChatTTS
- 40k
- openai-edge-tts
- 2.0k
Forks
- ChatTTS
- 4.3k
- openai-edge-tts
- 304
Open issues
- ChatTTS
- 60
- openai-edge-tts
- 11
Language
- ChatTTS
- Python
- openai-edge-tts
- Python
Adopt for
- ChatTTS
- ChatTTS is a Python-based repository for generating speech tailored to everyday conversations in both Chinese and English.
- openai-edge-tts
- openai-edge-tts is a text-to-speech API endpoint for edge computing. It replaces cloud-based solutions like OpenAI.
Persona
- ChatTTS
- -
- openai-edge-tts
- -
Runtime
- ChatTTS
- -
- openai-edge-tts
- -
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.
- openai-edge-tts
- GPL-3.0
Last pushed
- ChatTTS
- Apr 10, 2026
- openai-edge-tts
- Jul 1, 2025
Categories
- ChatTTS
- AI Agents, Speech & Audio
- openai-edge-tts
- Speech & Audio
Trust and health
Maintenance
- ChatTTS
- Slowing (36%)
- openai-edge-tts
- Dormant (18%)
Days since push
- ChatTTS
- 127d
- openai-edge-tts
- 392d
Open issues (now)
- ChatTTS
- 60
- openai-edge-tts
- 11
Stars delta
- ChatTTS
- +140 (30d)
- openai-edge-tts
- Unknown
Open issues delta
- ChatTTS
- -1 (30d)
- openai-edge-tts
- Unknown
Owner type
- ChatTTS
- Organization
- openai-edge-tts
- User
OSV dependency advisories
- ChatTTS
- No lockfile (source not queried)
- openai-edge-tts
- No published findings from this source as of 2026-07-11
Full report
- ChatTTS
- Trust report
- openai-edge-tts
- Trust report
Shared compatibility
- Python · ChatTTS: Python runtime · openai-edge-tts: Python runtime
Choose ChatTTS if…
- License: ChatTTS is AGPL-3.0, openai-edge-tts is GPL-3.0.
- 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 openai-edge-tts if…
- License: openai-edge-tts is GPL-3.0, ChatTTS is AGPL-3.0.
- Tags unique to openai-edge-tts: ai, cloud-replacement, docker, edge-tts.
- openai-edge-tts ships Docker support for self-hosted deployment.
- You need text-to-speech services locally without relying on the internet or external APIs.
When NOT to use openai-edge-tts
- Requires self-management of a Docker environment for setup and maintenance.
- Does not support as many out-of-the-box audio formats without including FFmpeg.
- Not suitable if you prefer managed cloud services that handle updates and scaling automatically.
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 (travisvn/openai-edge-tts) · observed Jul 29, 2026
- GitHub forks (travisvn/openai-edge-tts) · observed Jul 29, 2026
- Last push (travisvn/openai-edge-tts) · observed Jul 1, 2025
- License file (GPL-3.0) · observed Jul 29, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
GitHub stars on cards: ChatTTS 40k · openai-edge-tts 2.0k (synced Aug 16, 2026).
Common questions
- What is the difference between ChatTTS and openai-edge-tts?
- ChatTTS: A generative speech model for daily dialogue. openai-edge-tts: Free text-to-speech API for edge computing. See the comparison table for live GitHub stats and shared categories.
- When should I choose ChatTTS over openai-edge-tts?
- Choose ChatTTS over openai-edge-tts when License: ChatTTS is AGPL-3.0, openai-edge-tts is GPL-3.0; 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 openai-edge-tts over ChatTTS?
- Choose openai-edge-tts over ChatTTS when License: openai-edge-tts is GPL-3.0, ChatTTS is AGPL-3.0; Tags unique to openai-edge-tts: ai, cloud-replacement, docker, edge-tts; openai-edge-tts ships Docker support for self-hosted deployment; You need text-to-speech services locally without relying on the internet or external APIs.
- 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 openai-edge-tts?
- Requires self-management of a Docker environment for setup and maintenance. Does not support as many out-of-the-box audio formats without including FFmpeg. Not suitable if you prefer managed cloud services that handle updates and scaling automatically.
- Is ChatTTS or openai-edge-tts more popular on GitHub?
- ChatTTS has more GitHub stars (39,768 vs 2,007). Stars measure visibility, not whether either tool fits your constraints.
- Are ChatTTS and openai-edge-tts open source?
- Yes - both are open-source projects on GitHub (ChatTTS: AGPL-3.0, openai-edge-tts: GPL-3.0).
- Where can I find alternatives to ChatTTS or openai-edge-tts?
- GraphCanon lists graph-backed alternatives at ChatTTS alternatives and openai-edge-tts alternatives (ChatTTS markdown twin, openai-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, ChatTTS or openai-edge-tts?
- ChatTTS: Slowing. openai-edge-tts: Dormant. 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 openai-edge-tts?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ChatTTS trust report; openai-edge-tts trust report.