TTS VS espeak-ng

Compare TTS vs espeak-ng and see what are their differences.

espeak-ng

eSpeak NG is an open source speech synthesizer that supports more than hundred languages and accents. (by espeak-ng)
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TTS espeak-ng
231 27
29,420 2,888
3.2% 2.8%
9.4 7.2
5 days ago 5 days ago
Python C
Mozilla Public License 2.0 GNU General Public License v3.0 only
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

TTS

Posts with mentions or reviews of TTS. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-03-28.

espeak-ng

Posts with mentions or reviews of espeak-ng. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-05-01.
  • ESpeak-ng: speech synthesizer with more than one hundred languages and accents
    10 projects | news.ycombinator.com | 1 May 2024
    I think it would be good if they provided some samples on the readme. It would be good for example if their list of languages/accents could be sampled [1]

    [1] https://github.com/espeak-ng/espeak-ng/blob/master/docs/lang...

    > eSpeak NG uses a "formant synthesis" method. This allows many languages to be provided in a small size. The speech is clear, and can be used at high speeds, but is not as natural or smooth as larger synthesizers which are based on human speech recordings. It also supports Klatt formant synthesis, and the ability to use MBROLA as backend speech synthesizer.

    I've been using eSpeak for many years now. It's superb for resource constrained systems.

    I always wondered whether it would be possible to have a semi-context aware, but not neural network, approach.

    I quite like the sound of Mimic 3, but it seems to be mostly abandoned: https://github.com/MycroftAI/mimic3

  • IAMA senior javascript dev, ask me anything
    7 projects | /r/learnjavascript | 1 Jul 2023
    I'm skeptical about a senior JavaScript developer claiming to be bored. Nonetheless, let's see. How would you go about modifying [this](ng/blob/master/emscripten/espeakng_glue.idl) IDL file, this C++ glue code, and the relevant Make file to compile eSpeak NG to JavaScript with Emscripten with SSML support enabled?
  • Is there a good text to speech program for linux?
    6 projects | /r/linux | 22 Jun 2023
    eSpeak NG supports running on Linux, BSD, Mac, Android, Windows, has been compiled to WASM with Emscripten. See also espeak and meSpeak.js.
  • Vietnamese Phonology
    1 project | /r/VulgarLang | 22 Jun 2023
    I may have a solution, BUT I'm at an airport right now, so... Perhaps tonight I can give you some ideas. There is a program I used to make a few presets for myself. https://github.com/espeak-ng/espeak-ng/blob/master/docs/languages.md
  • [P] Balacoon: Fastest neural text-to-speech on CPU
    1 project | /r/LanguageTechnology | 15 Apr 2023
    For this one, I used espeak (https://github.com/espeak-ng/espeak-ng) as a text processor. It is almost 17 years old software and is pretty lacking, unfortunately. On the other hand, it's super fast and supports tens of languages. Long story short, punctuation introduces phrase break with a pause of fixed length, and capitalization is ignored.
  • Balacoon: python package for text-to-speech
    4 projects | /r/Python | 13 Apr 2023
    I didnt not release trainy parts to build voices. I am considering, but there is so many packages already (coqui, espnet, piper, nemo, fairseq to name a few) that i focused on usability for now. Support for new languages is a different question. Everyone wants to train fancy neural nets. But support for new language is about writing rules and having language expertise. I did it for English (https://github.com/balacoon/en_us_normalization/tree/c1019cf878aa6baf25d6fff719cf418cca5a3107/production/classify). Doing it for all the other languages would probably take me a lifetime. Other speech synthesis solutions use 17-years old espeak for this purpose (https://github.com/espeak-ng/espeak-ng/blob/master/docs/languages.md). I introduced the fallback to it in Balacoon too. But generally, it is outdated technology and I believe we should do better.
  • Is there a good audio-to-IPA phone app that doesn’t assume a particular language?
    1 project | /r/linguistics | 10 Apr 2023
    espeak-ng works by first converting text to IPA and then pronouncing that. But im not sure im aware of a way to input arbitrary IPA, and also the quality is probably too low for you.
  • I Created A Web Speech API NPM Package Called SpeechKit
    7 projects | /r/javascript | 23 Feb 2023
    There are espeak-ng https://github.com/espeak-ng/espeak-ng and pocketsphinx https://github.com/cmusphinx/pocketsphinx which can be used locally without making external requests.
  • Which languages have readily available IPA equivalents to learn from?
    1 project | /r/linguistics | 5 Feb 2023
    There are automatic tools to convert a written form of a language to IPA, I'm personally aware of espeak-ng, which supports* a lot of languages.
  • Ask HN: Are there any good open source Text-to-Speech tools?
    15 projects | news.ycombinator.com | 1 Jan 2023
    I've had good luck with https://github.com/espeak-ng/espeak-ng (for very specific purposes, and I was willing to wrangle IPA)

What are some alternatives?

When comparing TTS and espeak-ng you can also consider the following projects:

tortoise-tts - A multi-voice TTS system trained with an emphasis on quality

RHVoice - a free and open source speech synthesizer for Russian and other languages

Real-Time-Voice-Cloning - Clone a voice in 5 seconds to generate arbitrary speech in real-time

piper - A fast, local neural text to speech system

silero-models - Silero Models: pre-trained speech-to-text, text-to-speech and text-enhancement models made embarrassingly simple

scrcpy - Display and control your Android device

vosk-api - Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node

aeneas - aeneas is a Python/C library and a set of tools to automagically synchronize audio and text (aka forced alignment)

text-generation-webui - A Gradio web UI for Large Language Models. Supports transformers, GPTQ, AWQ, EXL2, llama.cpp (GGUF), Llama models.

SAM - Software Automatic Mouth - Tiny Speech Synthesizer

RealTimeSingingSynthesizer - Live Coding Singing Synthesizer. Python sinsy-NG wrapper.