JavaScript Beautifier / JS Beautifier
Format, beautify, and unminify JavaScript code online. Turn compact JS into readable code in your browser.
How to Use JavaScript Beautifier / JS Beautifier
This page is built for developers who want to beautify JavaScript online, unminify JS, or use a lightweight JS beautify workflow in the browser. It is especially relevant for searches like JavaScript beautifier, JS beautifier, jsbeautify, JavaScript beautify, beautify JavaScript, beautify JS, pretty JS, beautify minified JavaScript, and code beautifier for JavaScript.
- 1Paste or type your input in the left panel.
- 2Click Process or use the keyboard shortcut ⌘↵.
- 3View the result in the output panel. Use Copy to copy to clipboard or Download to save as a file.
Best use cases
- •Beautify minified JavaScript so stack traces, functions, and nested blocks become readable again.
- •Format copied browser bundles or API-delivered scripts before debugging logic and syntax issues.
- •Use a quick JS beautify workflow without uploading source code to a third-party service, even when the source is one dense minified block.
This tool processes data locally in your browser. Nothing is sent to external servers.
Examples
function hello(){const user={name:"Rafi",role:"admin"};if(user){console.log(user.name);return user;}}What this JavaScript beautifier is best for
- •The strongest use case is turning compact or minified JavaScript into readable code for debugging and inspection.
- •This page intentionally covers JS beautifier, JavaScript beautifier, JavaScript beautify, beautify JavaScript, beautify JS, and jsbeautify-style search intent around readable output.
- •Because the formatting runs locally in the browser, you can prettify internal scripts and pasted snippets privately.
Frequently Asked Questions
Can I beautify JavaScript online?
Yes. Paste compact or minified JavaScript into the tool to beautify JavaScript online and make the code easier to read.
Can it unminify JavaScript?
Yes, the beautifier adds indentation and line breaks to minified or compact JS.
Is this similar to JSBeautify or a JS beautify tool?
Yes. If you searched for JS beautify, jsbeautify, or JavaScript beautifier, this page is built for that same core formatting workflow.
Does this help with JavaScript beautify and beautify JS searches?
Yes. Developers searching for JavaScript beautify, beautify JavaScript, or beautify JS usually want readable output from compact code, which is exactly what this tool provides.
Does it support TypeScript?
Basic TypeScript formatting is supported.
Does it format JSX?
JSX formatting support is included.
Is my code sent anywhere?
No. All formatting happens in your browser.
Can I choose the formatting style?
Yes, you can configure indentation size and quote style.