voice-reply

name	voice-reply
version	1.0.0
description	Local text-to-speech using Piper voices via sherpa-onnx. 100% offline, no API keys required. Use when user asks for a voice reply, audio response, spoken answer, or wants to hear something read aloud. Supports multiple languages including German (thorsten) and English (ryan) voices. Outputs Telegram-compatible voice notes with [[audio_as_voice]] tag.
metadata	{"openclaw":{"emoji":"🎤","os":["linux"],"requires":{"bins":["ffmpeg"],"env":["SHERPA_ONNX_DIR","PIPER_VOICES_DIR"]}}}

Voice Reply

Generate voice audio replies using local Piper TTS via sherpa-onnx. Completely offline, no cloud APIs needed.

Features

• 100% Local - No internet connection required after setup
• No API Keys - Free to use, no accounts needed
• Multi-language - German and English voices included
• Telegram Ready - Outputs voice notes that display as bubbles
• Auto-detect Language - Automatically selects voice based on text

Prerequisites

1. sherpa-onnx runtime installed
2. Piper voice models downloaded
3. ffmpeg for audio conversion

Installation

Quick Install

cd scripts
 ./install.sh