Model · Rhasspy · Text-To-Speech
Piper
A fast, local TTS designed for Raspberry Pi-class hardware. Powers most self-hosted voice assistants where Whisper handles input and Piper handles output.
- Modality
- Text-To-Speech
- License
- MIT (Open)
- Released
- April 1, 2023
- Last verified
- September 8, 2026
- Runs locally
- Yes
Strengths
- Real-time on a Raspberry Pi 4
- MIT license, fully offline
- Many community-trained voices and languages
Weaknesses
- Voice quality below cloud TTS — clearly synthetic
- Per-voice training is non-trivial
Try it
| Where | Type | Notes |
|---|---|---|
| GitHub | local | Active repo (GPL-3.0), maintained by the Open Home Foundation. rhasspy/piper archived 2025-10-06. |
| Hugging Face voices | weights | Pre-trained voices |
Official sources
- GitHub github
Change log
- — Verified actively maintained: OHF-Voice/piper1-gpl shipped v1.8.0 on 2026-09-04, with v1.5.0 through v1.7.0 across July and August 2026. The Open Home Foundation's README notes it is seeking maintainers.
- — Repointed to active repo OHF-Voice/piper1-gpl (rhasspy/piper archived 2025-10-06; latest release v1.4.2, 2026-04-02).
- — Initial entry.
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