kitio.aiAdded Oct 28, 2026
Piper
FreeFast local text-to-speech engine popular with Home Assistant users
What is Piper?
Piper is an open-source neural text-to-speech engine that runs quickly on modest hardware such as a Raspberry Pi. It is maintained under the Open Home Foundation and is the default local voice for Home Assistant, with voice models for dozens of languages.
Piper runs from the command line or as a Python library and produces speech in real time on a CPU. Voices are trained from public datasets in several quality sizes, and users can train their own voices with the provided scripts.
Features
- Runs offline on CPU
- Dozens of languages
- Multiple voice quality sizes
- Python and CLI interfaces
- Custom voice training
Tags
Releases
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Organization
Open Home Foundation
Listed by kitio.ai · unverified owner
Pricing
- Pricing model
- Free
- Paid options from
- 100% free
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Pros and cons
Pros
- Runs on a Raspberry Pi
- Private, fully offline speech
- Large set of free voices
Cons
- Less natural than cloud voices
- No voice cloning from short samples
Prompts & results
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Reviews
Q&A
What is Piper?
Piper is an open-source neural text-to-speech engine that runs quickly on modest hardware such as a Raspberry Pi. It is maintained under the Open Home Foundation and is the default local voice for Home Assistant, with voice models for dozens of languages.
How much does Piper cost?
Piper is 100% free.
Is there a free version of Piper?
Yes. Piper is completely free to use.
What are the main features of Piper?
Runs offline on CPU, Dozens of languages, Multiple voice quality sizes, Python and CLI interfaces, Custom voice training.
Who makes Piper?
Piper is made by Open Home Foundation.
What are the best alternatives to Piper?
Popular alternatives include Kokoro, Chatterbox, ElevenLabs.