Cyberax AI Playbook
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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
May 10, 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

WhereTypeNotes
GitHub local MIT, builds for Linux/macOS/Windows
Hugging Face voices weights Pre-trained voices

Change log

  • — Initial entry.