Below are few links. Hope it helps
JS Beautifier
Sourceformat
Answer from ajm on Stack OverflowBeautifier
beautifier.io
Online JavaScript beautifier
Sublime Text 2: JsFormat, a javascript formatting plugin for this nice editor by Davis Clark,
JSON Formatter
jsonformatter.org › jsbeautifier
Best JSBeautifier to beautify / format JavaScript
Javascript Beautifier is very unique tool for Javascript formatting, converting to Javascript, CSV.
javascript formatter - Stack Overflow
is there a good javascript prettyprinter to format js code that is run through a minimizer? More on stackoverflow.com
visual studio code - What is the default javascript formatter plugin for vscode? - Stack Overflow
I don't remember ever installing a javascript formatter with VS code I've just been using the default. From what I can tell this plugin is the actual formatter being used lonefy.vscode-js-css-html- More on stackoverflow.com
FracturedJson - a JSON formatter that produces human-readable but fairly compact output
3 years have passed. We now have linting and minifiers for the numerous JSON formatting libs that have been released. There are now 8 competing standards on how best to format JSON so it's pretty. Joking aside, great idea. I've rarely had problems reading formatted JSON, but lining it up as though it's columns is definitely a lot easier on the eyes and for comparing data in arrays. More on reddit.com
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February 4, 2021Announcing Rome Formatter
RomeTools was not built in a day!
More on reddit.com 29
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September 5, 2020Videos
11:20
How to Format Code Automatically with Prettier and VS Code - YouTube
06:02
JavaScript #12 Comments and Prettier Code Formatter - YouTube
16:26
Formatting JS code with prettier - part 1: the editor - YouTube
20:35
Create Your Own JSON Formatter with JavaScript (Prettify/Minify) ...
08:08
Prettier in Visual Studio Code - JavaScrip code formatter - YouTube
10:29
Formatting your code is a waste of time - use Prettier instead ...
Tnaado
tnaado.ca › tools › dev › formatters › js-formatter
JavaScript Formatter & Beautifier - Free Online Tool | TNAADO
Format, beautify, and minify JavaScript code instantly. Free online JS formatter with error detection, syntax highlighting, and download options.
Static.app
static.app › js-formatter
JS Formatter - Static.app
Format JavaScript code online with our free JS Formatter. Organize and clean up your JavaScript files for better readability and easier maintenance.
FreeFormatter
freeformatter.com › javascript-beautifier.html
Free Online Javascript Beautifier / Formatter - FreeFormatter.com
This free online tool lets you beautify/format your JavaScript code with no side effects.
Prettier
prettier.io
Prettier · Opinionated Code Formatter · Prettier
Your code is formatted on save · No need to discuss style in code review · Saves you time and energy · And more » · JavaScript · JSX · Flow · TypeScript · JSON · CSS · Less · SCSS · styled-components 💅 · styled-jsx · HTML · Vue · Angular · Ember / Handlebars ·
Instantformatter
instantformatter.com › javascript-formatter
JavaScript Formatter & Beautifier | Free Online JS Tool
Free JS formatter and beautifier for developers. Paste, upload, or edit JavaScript code, then instantly format, minify, and validate — without sending data to any server.
Jsontotable
jsontotable.org › javascript-formatter
JavaScript Formatter Online - Free JS Beautifier & Code Formatter | JSON to Table Converter
Format and beautify JavaScript code online with proper indentation. Free JavaScript formatter for clean, readable code. Supports ES6+, React, Node.js code formatting.
Moment.js
momentjs.com
Moment.js | Home
Moment.js is freely distributable under the terms of the MIT license
GeeksforGeeks
geeksforgeeks.org › utilities › javascript-formatter
Online Free JavaScript Formatter and Beautifier - GeeksforGeeks
1 week ago - This free Online Javascript Formatter/Beautifier allows you to edit, view, analyze, beautify, and format JavaScript code.
Jpkc
jpkc.com › tools › beautify
Beautify — Beautify JavaScript, HTML, CSS, JSON etc. based on JS Beautifier
Beautify, unpack or deobfuscate JavaScript, CSS and HTML, make JSON/JSONP readable, etc. based on JS Beautifier. Beautify by Jean Pierre Kolb. https://www.jpkc.com/
Testmuai
testmuai.com › home › free tools › javascript formatter & beautifier
JavaScript Formatter & Beautifier Online | TestMu AI
Tired of messy JavaScript code? Make your JavaScript code visually appealing with our JavaScript formatter and beautifier tool. Get beautifully formatted code effortlessly.
Visual Studio Marketplace
marketplace.visualstudio.com › items
Prettier - Code formatter - Visual Studio Marketplace
January 21, 2026 - Extension for Visual Studio Code - Code formatter using prettier
GitHub
github.com › beautifier › js-beautify
GitHub - beautifier/js-beautify: Beautifier for javascript · GitHub
This little beautifier will reformat and re-indent bookmarklets, ugly JavaScript, unpack scripts packed by Dean Edward’s popular packer, as well as partly deobfuscate scripts processed by the npm package javascript-obfuscator.
Author beautifier
roxunlimited
roxunlimited.com › js-formatter
JS Formatter Tool to format JavaScript code online
We have developed a highly efficient JS Formatter, Beautifier, Optimizer, Minimizer, and Compressor tool that stands out among other JS formatters. It is a combination of PHP and JavaScript, allowing it to generate precise outputs according to user requirements.
Codewithronny
tools.codewithronny.com › js-beautifier
Online JavaScript Formatter & Beautifier | Live Code Tools
Beautify and format your JavaScript code instantly using this free online JS formatter tool. Clean up messy JavaScript and make it readable.
Oxidation Compiler
oxc.rs › blog › 2026-02-24-oxfmt-beta
Oxfmt Beta | The JavaScript Oxidation Compiler
2 weeks ago - Oxfmt is a Rust-powered, Prettier-compatible code formatter built for the JavaScript ecosystem.
DebugBear
debugbear.com › tool › beautify-js
Online JavaScript Beautifier: Format JS Code
Prettify JavaScript code to make it easier to read and analyze minified JavaScript files.