Comparison
whisper.net vs chatterbox-tts-api
Verdict
Pick whisper.net if whisper.net is a dotnet-based cross-platform library for speech recognition and translation using Whisper models; 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 · whisper.net alternatives · chatterbox-tts-api alternatives
GraphCanon updated 1w
vs
Trust & integrity
| Signal | whisper.net | chatterbox-tts-api |
|---|---|---|
| Maintenance | Very active (4d since push) As of 2w · github_public_v1 | Slowing (232d since push) As of 1w · github_public_v1 |
| Provenance | Not a fork · Personal account As of 2w · 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
- whisper.net
- Speech to text made simple using Whisper Models
- chatterbox-tts-api
- Local OpenAI-compatible text-to-speech API using Chatterbox
Stars
- whisper.net
- 937
- chatterbox-tts-api
- 666
Forks
- whisper.net
- 136
- chatterbox-tts-api
- 152
Open issues
- whisper.net
- 35
- chatterbox-tts-api
- 16
Language
- whisper.net
- C#
- chatterbox-tts-api
- Python
Adopt for
- whisper.net
- Whisper.net is a dotnet-based cross-platform library for speech recognition and translation using Whisper models.
- 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
- whisper.net
- -
- chatterbox-tts-api
- -
Runtime
- whisper.net
- -
- chatterbox-tts-api
- -
License
- whisper.net
- MIT
- 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
- whisper.net
- Jul 26, 2026
- chatterbox-tts-api
- Dec 23, 2025
Categories
- whisper.net
- Speech & Audio
- chatterbox-tts-api
- Speech & Audio
Trust and health
Maintenance
- whisper.net
- Very active (96%)
- chatterbox-tts-api
- Slowing (36%)
Days since push
- whisper.net
- 4d
- chatterbox-tts-api
- 232d
Open issues (now)
- whisper.net
- 35
- chatterbox-tts-api
- 16
Full report
- whisper.net
- Trust report
- chatterbox-tts-api
- Trust report
Choose whisper.net if…
- whisper.net is primarily C#; chatterbox-tts-api is Python.
- License: whisper.net is MIT, chatterbox-tts-api is AGPL-3.0.
- Tags unique to whisper.net: cross-platform, dotnet, speech-recognition, speech-to-text.
- For developers working with C# who require a simple speech-to-text solution across multiple platforms
When NOT to use whisper.net
- Developers preferring non-C# languages, as Whisper.net lacks native support for other coding environments
- Projects that do not require or cannot use either CUDA 13 or CUDA 12 GPU builds
Choose chatterbox-tts-api if…
- chatterbox-tts-api is primarily Python; whisper.net is C#.
- License: chatterbox-tts-api is AGPL-3.0, whisper.net is MIT.
- 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 (sandrohanea/whisper.net) · observed Jul 31, 2026
- GitHub forks (sandrohanea/whisper.net) · observed Jul 31, 2026
- Last push (sandrohanea/whisper.net) · observed Jul 26, 2026
- License file (MIT) · observed Jul 31, 2026
- Decision facts (enrichment) · observed Jul 17, 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: whisper.net 937 · chatterbox-tts-api 666 (synced Jul 31, 2026).
Common questions
- What is the difference between whisper.net and chatterbox-tts-api?
- whisper.net: Speech to text made simple using Whisper Models. 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 whisper.net over chatterbox-tts-api?
- Choose whisper.net over chatterbox-tts-api when whisper.net is primarily C#; chatterbox-tts-api is Python; License: whisper.net is MIT, chatterbox-tts-api is AGPL-3.0; Tags unique to whisper.net: cross-platform, dotnet, speech-recognition, speech-to-text; For developers working with C# who require a simple speech-to-text solution across multiple platforms.
- When should I choose chatterbox-tts-api over whisper.net?
- Choose chatterbox-tts-api over whisper.net when chatterbox-tts-api is primarily Python; whisper.net is C#; License: chatterbox-tts-api is AGPL-3.0, whisper.net is MIT; 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 whisper.net?
- Developers preferring non-C# languages, as Whisper.net lacks native support for other coding environments Projects that do not require or cannot use either CUDA 13 or CUDA 12 GPU builds
- 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 whisper.net or chatterbox-tts-api more popular on GitHub?
- whisper.net has more GitHub stars (937 vs 666). Stars measure visibility, not whether either tool fits your constraints.
- Are whisper.net and chatterbox-tts-api open source?
- Yes - both are open-source projects on GitHub (whisper.net: MIT, chatterbox-tts-api: AGPL-3.0).
- Where can I find alternatives to whisper.net or chatterbox-tts-api?
- GraphCanon lists graph-backed alternatives at whisper.net alternatives and chatterbox-tts-api alternatives (whisper.net 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, whisper.net or chatterbox-tts-api?
- whisper.net: Very active. 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 whisper.net and chatterbox-tts-api?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: whisper.net trust report; chatterbox-tts-api trust report.