Dev tools · alternatives · 2026

24 alternatives to JuliusJS – Speech recognition in JavaScript

A speech recognition library for the web. Contribute to zzmp/juliusjs development by creating an account on GitHub.

JuliusJS is a speech recognition library for web developers. It enables JavaScript applications to process and respond to spoken input directly in the browser. The library is open-source and available on GitHub… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. JuliusJS – Speech recognition in JavaScript launched in 2014; newer entries below may have overtaken it.

1. 1
   JuliusJS▲94

   A speech recognition library for the web

   2014 · github.com · its alternatives →

2. 2
   State-of-the-art German speech recognition in 284 lines of C++▲231

   State-of-the-art (ranked #1 Aug 2022) German Speech Recognition in 284 lines of C++. This is a 100% private 100% offline 100% free CLI tool. - DeutscheKI/tevr-asr-tool

   2022 · github.com · its alternatives →

3. 3WP
   Weekend project, Intro.js▲716

   2013 · usablica.github.com · its alternatives →

4. 4
   Tesseract.js – Pure JavaScript OCR for 60 Languages▲727

   Pure Javascript OCR for more than 100 Languages 📖🎉🖥 - naptha/tesseract.js

   2016 · github.com · its alternatives →

5. 5
   MeSpeak.js 2.0 – Text-to-Speech in JavaScript▲84

   (Now Go Bang!) Announcing meSpeak.js 2.0: TTS in JS, now even better.

   2019 · masswerk.at · its alternatives →

6. 6
   Text-to-speech and speech-to-text open-source software stack▲438

   Botium Speech Processing. Contribute to codeforequity-at/botium-speech-processing development by creating an account on GitHub.

   2020 · github.com · its alternatives →

7. 7
   LibreASR – An On-Premises, Streaming Speech Recognition System▲233

   :speech_balloon: An On-Premises, Streaming Speech Recognition System - GitHub - iceychris/LibreASR: :speech_balloon: An On-Premises, Streaming Speech Recognition System

   2020 · github.com · its alternatives →

8. 8
   Fast 2kB date library alternative to Moment.js with the same API▲122

   ⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API - iamkun/dayjs

   2018 · github.com · its alternatives →

9. 9
   Zyphra Zonos▲134

   Highly expressive TTS model with high fidelity voice cloning

   2025 · zyphra.com · its alternatives →

10. 10
    Audino – Open-Source Audio and Speech Annotation Tool▲123

    Open source audio annotation tool for humans. Contribute to midas-research/audino development by creating an account on GitHub.

    2020 · github.com · its alternatives →

11. 11
    Gmail.js – JavaScript API for Gmail▲212

    Gmail JavaScript API. Contribute to KartikTalwar/gmail.js development by creating an account on GitHub.

    2013 · github.com · its alternatives →

12. 12ET
    Edit this webpage with your voice▲73

    2015 · shaungallagher.github.io · its alternatives →

13. 13
    I built a simple client side PNG steganography tool▲15

    Hey all, Last year I attempted to build an assistive voice programming tool as part of my undergraduate dissertation in CS. Speech2Code offers support for the basic features of the JavaScript language, accepts commands in both English and Portuguese, integrates well with the VSCode editor, and also works on the browser. Hope you like, thanks!

    2021 · pedrooaugusto.github.io · its alternatives →

14. 14
    Olaf – Acoustic Fingerprinting on the ESP32 and in the Browser▲166

    Olaf - Acoustic fingerprinting on the ESP32 and in the Browser

    2020 · 0110.be · its alternatives →

15. 15
    NotebookJS▲109

    Scientific computation for JavaScript

    2016 · datazar.com · its alternatives →

16. 16
    CLJS Fiddle – ClojureScript▲82

    A private, browser-only ClojureScript playground powered by the self-hosted compiler.

    2016 · cljsfiddle.com · its alternatives →

17. 17
    OJ – A Clojure library for talking to your database▲37

    :tropical_drink: A Clojure library for talking to your database. - taylorlapeyre/oj

    2014 · github.com · its alternatives →

18. 18
    Matches.js -- Powerful Pattern Matching for Javascript▲96

    Powerful pattern matching for Javascript. Contribute to natefaubion/matches.js development by creating an account on GitHub.

    2012 · github.com · its alternatives →

19. 19MZ
    MRuby-Zest – A Scriptable Audio GUI Framework▲78

    Screenshot of framework in action

    2018 · log.fundamental-code.com · its alternatives →

20. 20LA
    LemonadeJS – A micro JavaScript library for building web interfaces▲57

    Reactive components with React-like patterns at ~9 KB gzip. Zero dependencies, zero build step, designed for humans and AI agents.

    2021 · lemonadejs.net · its alternatives →

21. 21
    Leporello.js – interactive functional programming IDE for JavaScript▲107

    Hi! Leporello.js is an interactive functional programming environment designed for pure functional subset of JavaScript. It executes code instantly as you type and displays results next to it. Leporello.js also features an omnipresent debugger. Just position your cursor on any line or select any expression, and immediately see its value. Leporello.js visualizes a dynamic call tree of your program. Thanks to the data immutability in functional programming, it allows you to navigate the call tree both forward and backward, offering a time-travel-like experience. Leporello.js offers the ability…

    2023 · leporello.tech · its alternatives →

22. 22
    dc.js▲79

    Dimensional charting Javascript library

    2018 · dc-js.github.io · its alternatives →

23. 23OA
    OxJS - a JavaScript Library for Web Applications▲44

    2012 · oxjs.org · its alternatives →

24. 24
    Granim.js – Create fluid and interactive gradients animations▲74

    Create fluid and interactive gradient animations with this small javascript library.

    2016 · sarcadass.github.io · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →