node-espeak-ng

Node.js wrapper for eSpeak NG.

License and Credits

This package is licensed under the MIT License © Izhan.

It includes eSpeak NG, a free and open-source text-to-speech engine.

eSpeak NG is licensed under the GPLv3. For more details, visit the eSpeak NG GitHub repository.

Installation

with npm

npm install node-espeak-ng

with yarn

yarn add node-espeak-ng

with pnpm

pnpm install node-espeak-ng

with bun

bun install node-espeak-ng

Usage (Speak Text)

const espeak = require("node-espeak-ng");

espeak.speak("Hello world");

// Specify voice
espeak.speak("Hello world", { voice: "en-us" });

// Specify pitch
espeak.speak("Hello world", { pitch: 50 });

// Specify speed
espeak.speak("Hello world", { speed: 150 });

// Combine options
espeak.speak("Hello world", { voice: "en-us", pitch: 70, speed: 140 });

Usage (Speak in terminal)

const espeak = require("node-espeak-ng");

espeak.speakTerminal();

Terminal Mode Syntax

You can type text normally, or include options inline:

Hello world
voice:en-us Hello world
pitch:60 Hello world
speed:150 Hello world
voice:en-us pitch:70 speed:140 Hello world

• voice → specify a voice e.g., mb/mb-us1

• pitch → integer 0–99

• speed → words per minute