Comparison
TensorFlowTTS vs chatterbox-tts-api
Verdict
Pick TensorFlowTTS if tensorFlowTTS is notable for its real-time speech synthesis capabilities with support for multiple languages and advanced models like Tacotron2, FastSpeech2, MelGAN; pick chatterbox-tts-api if chatterbox-TTS-API is a locally hosted Python-based text-to-speech API with capabilities similar to ElevenLabs, offering an OpenAI-compatible interface for generating voice-cloned speech.
Markdown twin · TensorFlowTTS alternatives · chatterbox-tts-api alternatives
GraphCanon updated Sep 20, 2026
11views this month
vs
Trust & integrity
| Signal | TensorFlowTTS | chatterbox-tts-api |
|---|---|---|
| Maintenance | Dormant (806d since push) As of Sep 20, 2026 · github_public_v1 | Slowing (271d since push) As of Sep 20, 2026 · github_public_v1 |
| Provenance | Not a fork · Organization account As of Sep 20, 2026 · github_public_v1 | Not a fork · Personal account As of Sep 20, 2026 · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of Jul 11, 2026 · osv@v1 | No lockfile (source not queried) As of Jul 15, 2026 · 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
- TensorFlowTTS
- Real-Time State-of-the-art Speech Synthesis for Tensorflow 2
- chatterbox-tts-api
- Local OpenAI-compatible text-to-speech API using Chatterbox
Stars
- TensorFlowTTS
- 4.0k
- chatterbox-tts-api
- 681
Forks
- TensorFlowTTS
- 797
- chatterbox-tts-api
- 154
Open issues
- TensorFlowTTS
- 2
- chatterbox-tts-api
- 16
Language
- TensorFlowTTS
- Python
- chatterbox-tts-api
- Python
Adopt for
- TensorFlowTTS
- TensorFlowTTS is notable for its real-time speech synthesis capabilities with support for multiple languages and advanced models like Tacotron2, FastSpeech2, MelGAN.
- chatterbox-tts-api
- Chatterbox-TTS-API is a locally hosted Python-based text-to-speech API with capabilities similar to ElevenLabs, offering an OpenAI-compatible interface for generating voice-cloned speech.
Persona
- TensorFlowTTS
- -
- chatterbox-tts-api
- -
Runtime
- TensorFlowTTS
- -
- chatterbox-tts-api
- -
License
- TensorFlowTTS
- Apache-2.0
- chatterbox-tts-api
- Chatterbox-TTS-API is distributed under the AGPL-3.0 license, ensuring any modifications or derivative works must be shared openly.
Last pushed
- TensorFlowTTS
- Jul 5, 2024
- chatterbox-tts-api
- Dec 23, 2025
Categories
- TensorFlowTTS
- Speech & Audio
- chatterbox-tts-api
- Speech & Audio
Trust and health
Maintenance
- TensorFlowTTS
- Dormant (18%)
- chatterbox-tts-api
- Slowing (36%)
Days since push
- TensorFlowTTS
- 806d
- chatterbox-tts-api
- 271d
Open issues (now)
- TensorFlowTTS
- 2
- chatterbox-tts-api
- 16
Stars delta
- TensorFlowTTS
- +2 (30d)
- chatterbox-tts-api
- +15 (30d)
Owner type
- TensorFlowTTS
- Organization
- chatterbox-tts-api
- User
Full report
- TensorFlowTTS
- Trust report
- chatterbox-tts-api
- Trust report
Shared compatibility
- Python · TensorFlowTTS: Python runtime · chatterbox-tts-api: Python runtime
Choose TensorFlowTTS if…
- License: TensorFlowTTS is Apache-2.0, chatterbox-tts-api is AGPL-3.0.
- Tags unique to TensorFlowTTS: chinese-tts, fastspeech, fastspeech2, german-tts.
- TensorFlowTTS ships Docker support for self-hosted deployment.
- When you need state-of-the-art real-time text-to-speech functionality across several languages including English, French, Korean, Chinese, German,
When NOT to use TensorFlowTTS
- When you require a text-to-speech solution that works on operating systems other than Ubuntu 18.04 as it has been tested only on this specific environment
- If your project cannot meet the hardware requirements such as needing CUDA 10.1 and CuDNN 7.6.5, or if you want to avoid dependency on TensorFlow-specific packages like TensorFlow Addons
Choose chatterbox-tts-api if…
- License: chatterbox-tts-api is AGPL-3.0, TensorFlowTTS is Apache-2.0.
- Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment..
- Tags unique to chatterbox-tts-api: ai, chatgpt, chatterbox, cuda.
- When you need a self-hosted solution that mirrors the functionality of ElevenLabs or other proprietary TTS services and requires compatibility with existing ecosystems like Open WebUI or AnythingLLM.
When NOT to use chatterbox-tts-api
- If you require integrations specific to ElevenLabs' proprietary voice models as Chatterbox-TTS-API, despite its capabilities, does not directly support their unique voice libraries.
- For users needing a fully managed service without the complexities of local deployment and maintenance, like that offered by cloud-based TTS providers.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (TensorSpeech/TensorFlowTTS) · observed Sep 20, 2026
- GitHub forks (TensorSpeech/TensorFlowTTS) · observed Sep 20, 2026
- Last push (TensorSpeech/TensorFlowTTS) · observed Jul 5, 2024
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 16, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (travisvn/chatterbox-tts-api) · observed Sep 20, 2026
- GitHub forks (travisvn/chatterbox-tts-api) · observed Sep 20, 2026
- Last push (travisvn/chatterbox-tts-api) · observed Dec 23, 2025
- License file (AGPL-3.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
GitHub stars on cards: TensorFlowTTS 4.0k · chatterbox-tts-api 681 (synced Sep 20, 2026).
Common questions
- What is the difference between TensorFlowTTS and chatterbox-tts-api?
- TensorFlowTTS: Real-Time State-of-the-art Speech Synthesis for Tensorflow 2. chatterbox-tts-api: Local OpenAI-compatible text-to-speech API using Chatterbox. See the comparison table for live GitHub stats and shared categories.
- When should I choose TensorFlowTTS over chatterbox-tts-api?
- Choose TensorFlowTTS over chatterbox-tts-api when License: TensorFlowTTS is Apache-2.0, chatterbox-tts-api is AGPL-3.0; Tags unique to TensorFlowTTS: chinese-tts, fastspeech, fastspeech2, german-tts; TensorFlowTTS ships Docker support for self-hosted deployment; When you need state-of-the-art real-time text-to-speech functionality across several languages including English, French, Korean, Chinese, German,.
- When should I choose chatterbox-tts-api over TensorFlowTTS?
- Choose chatterbox-tts-api over TensorFlowTTS when License: chatterbox-tts-api is AGPL-3.0, TensorFlowTTS is Apache-2.0; Requirements: Requires a local setup environment that supports CUDA for optimal performance; Docker can simplify deployment.; Tags unique to chatterbox-tts-api: ai, chatgpt, chatterbox, cuda; When you need a self-hosted solution that mirrors the functionality of ElevenLabs or other proprietary TTS services and requires compatibility with existing ecosystems like Open WebUI or AnythingLLM.
- When should I avoid TensorFlowTTS?
- When you require a text-to-speech solution that works on operating systems other than Ubuntu 18.04 as it has been tested only on this specific environment If your project cannot meet the hardware requirements such as needing CUDA 10.1 and CuDNN 7.6.5, or if you want to avoid dependency on TensorFlow-specific packages like TensorFlow Addons
- When should I avoid chatterbox-tts-api?
- If you require integrations specific to ElevenLabs' proprietary voice models as Chatterbox-TTS-API, despite its capabilities, does not directly support their unique voice libraries. For users needing a fully managed service without the complexities of local deployment and maintenance, like that offered by cloud-based TTS providers.
- Is TensorFlowTTS or chatterbox-tts-api more popular on GitHub?
- TensorFlowTTS has more GitHub stars (3,995 vs 681). Stars measure visibility, not whether either tool fits your constraints.
- Are TensorFlowTTS and chatterbox-tts-api open source?
- Yes - both are open-source projects on GitHub (TensorFlowTTS: Apache-2.0, chatterbox-tts-api: AGPL-3.0).
- Where can I find alternatives to TensorFlowTTS or chatterbox-tts-api?
- GraphCanon lists graph-backed alternatives at TensorFlowTTS alternatives and chatterbox-tts-api alternatives (TensorFlowTTS markdown twin, chatterbox-tts-api 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, TensorFlowTTS or chatterbox-tts-api?
- TensorFlowTTS: Dormant. chatterbox-tts-api: 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 TensorFlowTTS and chatterbox-tts-api?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: TensorFlowTTS trust report; chatterbox-tts-api trust report.