Universal Toolbox

JS/HTML/CSS Formatter

Prettier Studio

JS/HTML/CSS Formatter

Online formatter for JavaScript/TypeScript, HTML, and CSS using Prettier.

Code editor

Formatting runs locally in your browser with Prettier; your code is not uploaded.

Choose the language to load the right Prettier parser.
Formatted preview

A frosted canvas to review your neatly formatted code.

Language: JavaScript / TypeScriptChars: 0

Format the code to see the result here.

About this tool

Beautify JS/TS, HTML, and CSS online with one click. Powered by Prettier and runs entirely in the browser.

How to use

  1. Choose the language (JS/TS, HTML, CSS) and paste your code.
  2. Click Format to tidy the code; adjust and format again if needed.
  3. Copy the formatted code or clear the editor to start over.
JS/HTML/CSS Formatter - Online Code Beautifier