ESPnet TTS
by ESPnet
ESPnet's TTS recipes — multi-architecture, multi-language.
TL;DR
ESPnet's TTS recipes — multi-architecture, multi-language.
Best for researchers benchmarking TTS architectures (Tacotron2 / FastSpeech / VITS / etc.) on a common harness. Pricing: free (Apache-2.0).
Category
Open source
License
—
Stars
—
Last push
—
Pricing
free (Apache-2.0)
Platforms
Linux
What it is
ESPnet is an end-to-end speech-processing framework with a TTS sub-tree covering Tacotron 2, Transformer-TTS, FastSpeech, FastSpeech 2, VITS, JETS, and more. Pretrained checkpoints in 30+ languages. Apache-2.0. Consent posture: synthetic-only by default.
Best for: Researchers benchmarking TTS architectures (Tacotron2 / FastSpeech / VITS / etc.) on a common harness.
Watch out for: Heavy framework — overkill for pure inference; better suited to training.
Watch out for: Heavy framework — overkill for pure inference; better suited to training.
Install / use
pip install espnet
Features
| Speaker diarization | No |
| Word-level timestamps | No |
| Streaming / real-time | No |
| Languages supported | 30 |
| HIPAA eligible | No |
ESPnet TTS vs Whipscribe
| Feature | ESPnet TTS | Whipscribe |
|---|---|---|
| Category | Open source | Transcription APIs |
| Pricing | free (Apache-2.0) | free beta |
| Speaker diarization | — | Yes |
| Word timestamps | — | Yes |
| Streaming | — | No |
| Languages | 30 | 99 |
| Platforms | Linux | Web, API, MCP |
Alternatives to ESPnet TTS
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