Dev tools · alternatives · 2026

24 alternatives to UtilitiJs

Empowering Development: - Simplify, Optimize, and Amplify!

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. UtilitiJs launched in 2023; newer entries below may have overtaken it.

1. 1
   Utiliti – Online and OSS Utilities (Private Notes, JSON Viewer, etc.)▲14

   Hi HN! I was recently on a sabbatical and wanted to checkout the advancements in the frontend space. I would love to show you all https://utiliti.dev! I often find myself resorting to online web-based utilities, especially for things like note sharing, or viewing JSON as a tree when my IDE isn't open. Having used a few tools in the past, I was never sure what those tools were doing so I ended up building something myself and open sourced it. Highlight: I really enjoyed building private notes, an easy and quick way to share something private over email that gets destroyed on read…

   2023 · utiliti.dev · its alternatives →

2. 2WP
   Weekend project, Intro.js▲716

   2013 · usablica.github.com · its alternatives →

3. 3
   Fast.js – faster reimplementations of native JavaScript functions▲323

   Faster user-land reimplementations for several common builtin native JavaScript functions. - codemix/fast.js

   2014 · github.com · its alternatives →

4. 4
   Utilive.dev▲8

   Fast, privacy-first dev tools in one simple workspace

   2025 · its alternatives →

5. 5
   JuliusJS – Speech recognition in JavaScript▲202

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

   2014 · github.com · its alternatives →

6. 6
   Anime.js 3.0▲354

   Lightweight JavaScript animation library

   2019 · animejs.com · its alternatives →

7. 7OA
   OxJS - a JavaScript Library for Web Applications▲44

   2012 · oxjs.org · its alternatives →

8. 8
   autoComplete.js▲304

   Simple autocomplete pure vanilla Javascript library.

   2018 · tarekraafat.github.io · its alternatives →

9. 9
   Chart.js▲263

   Simple, clean & engaging charts for designers and developers

   2014 · chartjs.org · its alternatives →

10. 10
    ut – Rust based CLI utilities for devs and IT▲170

    Hey HN, I find myself reaching for tools like it-tools.tech or other random sites every now and then during development or debugging. So, I built a toolkit with a sane and simple CLI interface for most of those tools. For the curious and lazy, at the moment, ut has tools for, - Encoding: base64 (encode, decode), url (encode, decode) - Hashing: md5, sha1, sha224, sha256, sha384, sha512 - Data Generation: uuid (v1, v3, v4, v5), token, lorem, random - Text Processing: case (lower, upper, camel, title, constant, header, sentence, snake), pretty-print, diff - Development Tools: calc, json…

    2025 · github.com · its alternatives →

11. 11
    1 KB JavaScript library for building front end apps▲242

    1kB-ish JavaScript framework for building hypertext applications - hyperapp/hyperapp

    2017 · github.com · its alternatives →

12. 12
    Joy – a Go to JavaScript compiler▲201

    Matt Mueller's personal website for sharing what I've learned about programming, design, entrepreneurship and life.

    2017 · mat.tm · its alternatives →

13. 13
    Faster.js – a micro-optimizing JavaScript compiler▲89

    faster.js is a Babel plugin that compiles idiomatic Javascript to faster, micro-optimized Javascript. - vzhou842/faster.js

    2018 · github.com · its alternatives →

14. 14
    CalDOM: An agnostic, reactive and minimalist JavaScript UI library▲107

    An agnostic, reactive & minimalist (3kb) JavaScript UI library with direct access to native DOM.

    2021 · caldom.org · its alternatives →

15. 15
    Advanced Mathematics Library for Node.js and JavaScript▲123

    Advanced Mathematics Library for Node.js and JavaScript - numbers/numbers.js

    2012 · github.com · its alternatives →

16. 16EA
    Expounder – A small JavaScript library for more engaging tutorials▲134

    2016 · skorokithakis.github.io · its alternatives →

17. 17
    URLify▲99

    Anonymous & secure URL shortener

    2019 · urlify.dev · its alternatives →

18. 18AJ
    A Javascript library to overcomplicate Five▲69

    2014 · jackdcrawford.github.io · its alternatives →

19. 19
    Utilizist▲1

    A growing collection of free tools fast, simple, no signup

    Jan 2026 · its alternatives →

20. 20
    js.spec, a JavaScript implementation of clojure.spec▲96

    clojure.spec for Javascript. Contribute to prayerslayer/js.spec development by creating an account on GitHub.

    2016 · github.com · its alternatives →

21. 21RJ
    Rasta.js, anonymous domainless key-value store for frontend JavaScript▲73

    2011 · rastajs.errorjs.com · its alternatives →

22. 22VJ
    validate.js - lightweight JavaScript form validation library▲102

    2011 · rickharrison.github.com · its alternatives →

23. 23LA
    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 →

24. 24AJ
    A JavaScript UI library for imperative JSX▲41

    I've been building a web UI library for a side project of mine. I thought it might be useful to others, so I'm releasing it as open source. To put it simply, I realized that most of my pain points with React come from its declarative model ui=f(state). So I'm trying something that I'm calling "imperative JSX." Instead of treating JSX as the source of truth for your UI, it essentially becomes a query interface for DOM manipulation. I first had the idea for it a few months ago, and only began writing it in earnest last week, so it's extremely early and nowhere near production-ready. Still, I'd…

    2024 · npmjs.com · 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 →