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Homelab Infrastructure

Piper (TTS)

Overview

Section titled “Overview”

Piper is a fast, local neural text-to-speech engine that runs entirely on our hardware. It uses the Wyoming protocol to communicate with Home Assistant, providing high-quality voice synthesis without cloud dependencies.

Ports

Section titled “Ports”
ServicePortProtocolDescription
Wyoming10200TCPWyoming protocol endpoint

Configuration

Section titled “Configuration”

The service is configured in modules/nixos/services/piper.nix with a focus on Spanish (es_ES) support.

services.wyoming.piper.servers."es" = {
  enable = true;
  voice = "es_ES-carlfm-x_low";
  uri = "tcp://127.0.0.1:10200";
};

Troubleshooting

Section titled “Troubleshooting”

Restarting the service

Section titled “Restarting the service”
Terminal window
sudo systemctl restart piper-es

Checking Logs

Section titled “Checking Logs”
Terminal window
sudo journalctl -u piper-es -f