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espeak-ng

espeak-ng

espeak-ng

A compact open-source speech synthesizer (TTS) supporting over 100 languages and accents, using formant synthesis method, available as a command-line tool, shared library, and SAPI5 version.

1.52.0
Published at
Dec 12, 2024
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The author no longer ships through GitHub Releases, but the repository is still active (last push 27d ago). Get the latest version from:

android

Latest release

1.52.0Dec 12, 2024, 01:47 PM
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README

Project Overview

eSpeak NG is a compact open-source text-to-speech synthesizer for Linux, Windows, Android, and other operating systems. It is based on the eSpeak engine by Jonathan Duddington and uses a formant synthesis method, supporting over 100 languages and accents.

Key Features

  • Supports 100+ languages and accents
  • Formant synthesis method with a small footprint
  • Multiple voices with customizable characteristics
  • WAV file output
  • SSML and HTML support
  • Front-end for MBROLA
  • Available as CLI, shared library, and SAPI5

Target Audience

  • Application developers needing speech synthesis
  • Assistive technology users
  • Users interested in text-to-speech technology

Quick Start

  1. CLI usage: espeak-ng "Hello world"
  2. Save as WAV: espeak-ng "Hello" -w hello.wav
  3. Library integration: See the integration guide

Core Advantages

  • Supports 100+ languages and accents
  • Compact size (a few MB)
  • Cross-platform support
  • GPL 3.0 licensed, open-source and free

Release history

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