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 1w
vs
Trust & integrity
| Signal | TensorFlowTTS | chatterbox-tts-api |
|---|---|---|
| Maintenance | Dormant (754d since push) As of 3w · github_public_v1 | Slowing (232d since push) As of 1w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 3w · github_public_v1 | Not a fork · Personal account As of 1w · 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
- 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
- 666
Forks
- TensorFlowTTS
- 798
- chatterbox-tts-api
- 152
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
- 754d
- chatterbox-tts-api
- 232d
Open issues (now)
- TensorFlowTTS
- 2
- chatterbox-tts-api
- 16
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 Jul 29, 2026
- GitHub forks (TensorSpeech/TensorFlowTTS) · observed Jul 29, 2026
- Last push (TensorSpeech/TensorFlowTTS) · observed Jul 5, 2024
- License file (Apache-2.0) · observed Jul 29, 2026
- Decision facts (enrichment) · observed Jul 16, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (travisvn/chatterbox-tts-api) · observed Aug 13, 2026
- GitHub forks (travisvn/chatterbox-tts-api) · observed Aug 13, 2026
- Last push (travisvn/chatterbox-tts-api) · observed Dec 23, 2025
- License file (AGPL-3.0) · observed Aug 13, 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 666 (synced Jul 29, 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 (3,993 vs 666). 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.