Dev tools · alternatives · 2026

24 alternatives to Lebeb

Modernizes JavaScript code! ES5 to ES6 transpiler.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Lebeb launched in 2016; newer entries below may have overtaken it.

1. 1
   Lebab▲6

   Lebab modernizes your JS code. (The opposite of Babel!)

   2016 · github.com · its alternatives →

2. 2
   6to5 – Turn ES6 code into vanilla ES5 with source maps and no runtime▲48

   🐠 Babel is a compiler for writing next generation JavaScript. - babel/babel

   2014 · github.com · its alternatives →

3. 3
   Jazzle – An Innovative, Fast Transpiler for ECMAScript 2015 and later▲61

   An Innovative, Fast Transpiler for ECMAScript 2015 and later - JazzleWare/jazzle

   2017 · github.com · its alternatives →

4. 4
   Next.js 13▲323

   Build powerful & dynamic web applications – without limits

   2022 · nextjs.org · its alternatives →

5. 5
   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 →

6. 6
   Toolsday - Solved by ES6▲54

   Our top five ES6/7/2015/2016 upgrades!

   2016 · marcoroth.dev · its alternatives →

7. 7
   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 →

8. 8
   Exploring ES6▲55

   Upgrade to the next version of JavaScript

   2015 · leanpub.com · its alternatives →

9. 9
   ES6Console.com▲9

   Try ES6 Javascript code in browser and transform into ES5

   2017 · es6console.com · its alternatives →

10. 10VA
    Virtjs, an ES6 emulation library▲27

    2014 · virtjs.com · its alternatives →

11. 11
    Front End Happy Hour – ES6 and a Six Pack▲58

    Discussion around new features of ES6/ES2015

    2016 · frontendhappyhour.com · its alternatives →

12. 12
    es6_maps, new Elixir syntax feature via runtime compiler hacking▲71

    Hi HN! I thought you might enjoy this even if you don't know much about Elixir. `es6_maps` is a small library that introduces a "shorthand" map creation syntax, similar to shorthand object construction in JavaScript/TypeScript. For those unfamiliar with Elixir, the most interesting aspect might be how it achieves this. `es6_maps` takes advantage of BEAM (Erlang's VM) hot-reload capabilities to amend the Elixir compiler bytecode at runtime, adding functions that expand the shorthand syntax for further compilation. I think it's a nice showcase of the power you can wield (with care) when…

    2024 · github.com · its alternatives →

13. 13
    Callbaxx.js – A utility library to bring callbacks to synchronous code▲43

    [Satire]🔥 JS utility library to bring classic callback style programming to synchronous code — ES6? More like ES Sucks. - scf4/callbaxx

    2018 · github.com · its alternatives →

14. 14
    Lowdefy – Build internal tools with YAML on an open-source framework▲107

    We're excited to announce Lowdefy V4, a full-stack web framework built on top of Next.js that simplifies building web applications, internal tools, admin panels, BI dashboards, and CRUD apps using YAML or JSON configuration files. New in V4: Next.js: Lowdefy now runs on top of the Next.js framework. All of Auth.js: App auth is now handled by Auth.js supported providers, adapters and callbacks and events, easy to configure, but all of which can be customized. Plugin extensibility: Apps can now be extended with any npm or pnpm workspace plugins. Our story: We have developed a simple…

    2021 · lowdefy.com · its alternatives →

15. 15
    WebComponents.dev▲101

    The modern IDE for web platform developers

    2020 · webcomponents.dev · its alternatives →

16. 16
    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 →

17. 17
    Understanding ES6▲71

    Get started with the new Javascript

    2016 · leanpub.com · its alternatives →

18. 18
    I made a tool to migrate from CommonJS to ESM▲12

    Transforms CommonJS projects into ESM. Contribute to bennycode/ts2esm development by creating an account on GitHub.

    2023 · github.com · its alternatives →

19. 19
    Eslisp – Minimal JavaScript S-expression syntax and macro system▲51

    un-opinionated S-expression syntax and macro system for JavaScript - anko/eslisp

    2015 · github.com · its alternatives →

20. 20AJ
    A JavaScript calculator using the latest ES6 features▲7

    2017 · calculator.portfolio.braham.biz · its alternatives →

21. 21EC
    ES-Checker, a feature detection library for ECMAScript▲37

    2015 · ruanyf.github.io · its alternatives →

22. 22
    ES6 For Everyone!▲16

    The Best Way To Learn Modern JavaScript

    2016 · es6.io · its alternatives →

23. 23JE
    JavaScript, ES6, ES7, ES10 Where Are We?▲33

    2019 · medium.com · its alternatives →

24. 24
    JS Syntax▲8

    JavaScript newer syntax(ES6+) detection

    2025 · js-syntax.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 →