Dev tools · alternatives · 2026

24 alternatives to Lebab

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

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

1
Lebeb▲5
Modernizes JavaScript code! ES5 to ES6 transpiler.
2016 · kes-krasnogorsk.ru · its alternatives →
2II
Imba – I have spent 7 years creating a programming language for the web▲1,216
Hey all My name is Sindre, and I am the CTO of Scrimba (YC S20). For the last 7 years, I have written all my web apps in a full-stack programming language called Imba. It compiles to JavaScript and its main goal is to make web developers more productive. I just launched a major overhaul of Imba, so I wanted to share it here on HN, in case anyone are interested in learning more about it. It is very opinionated, so some of you might not like it, but I would love to hear anyones feedback regardless. Constructive criticism appreciated! The backstory: Imba initially started in 2012 as an effort…
2021 · its alternatives →
3
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 →
4
Open-source alternative to Retool▲420
🔥 🔥 🔥 The Open Source Retool Alternative. Contribute to openblocks-dev/openblocks development by creating an account on GitHub.
2022 · github.com · its alternatives →
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
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 →
7
hasty.dev▲146
A JS Perfomance Tool
2021 · hasty.dev · its alternatives →
8
Sucrase, 20x faster smaller-scoped alternative to Babel▲88
Super-fast alternative to Babel for when you can target modern JS runtimes - alangpierce/sucrase
2018 · github.com · its alternatives →
9
T2b – A wicked-powerful text macro language for building binary files▲117
A wicked-powerful text macro language for building binary files. - thosakwe/t2b
2018 · github.com · its alternatives →
10
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 →
11
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 →
12
Jsblocks▲97
Faster than AngularJS and ReactJS. Better MV-ish Framework.
2015 · jsblocks.com · its alternatives →
13
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 →
14
Noodel.js – User interface for beautiful, dynamic content trees▲33
Contribute to zlu883/noodel-js development by creating an account on GitHub.
2020 · github.com · its alternatives →
15
JWEB (a modern implementation of the CWEB Literate Programming system)▲40
2021 · github.com · its alternatives →
16
FrontendBaba▲7
Frontend tools for frontend devs
2025 · frontendbaba.dev · its alternatives →
17
The closest thing JavaScript might have to a standard library▲7
✨ The fundamental numerical library for JavaScript and TypeScript. ✨ ⭐️ Star to support our work! - stdlib-js/stdlib
2018 · github.com · its alternatives →
18LA
Lerna: A tool for managing large JavaScript projects▲10
2016 · lernajs.io · its alternatives →
19
DevTools▲18
Collection of free online tools to help in web development
2025 · onlinewebdevtools.com · its alternatives →
20
JsGlobe▲1
Hundreds of free tools for developers, creators - OpenSource
Aug 2026 · jsglobe.com · its alternatives →
21
Utoolslib▲8
A Library of Utility Tools
Nov 2025 · utoolslib.com · its alternatives →
22
Imba 2.0 – The JavaScript Alternative by Scrimba (YC S20)▲20
Imba is a programming language for building web applications with insane performance. You can use it both for the server and client.
2021 · imba.io · its alternatives →
23
BabelShark▲15
Rapid localization of websites and HTML mobile apps
2025 · babelshark.net · its alternatives →
24
Plain.js▲4
fast and lite JS tools, to drop jQuery and its cousins
2017 · plainjs.com · its alternatives →

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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 →