HTML beautifier

Format minified/messy HTML to improve readability and maintenance.

Overview

Great for quickly reviewing templates. Browser parser may normalize some fragments.

Technical deep dive

Common questions summarized

  • What is this tool for?: It runs fully in your browser: useful to validate, format, or convert data in everyday development.
  • Are my inputs sent to a server?: Processing happens locally with JavaScript. We do not store what you paste into the text areas.
  • Can I use this for real production data?: Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.

Sample payload to try

  • See also the larger "Code Snippets" sample; paste this excerpt to try locally: Common input — <main><section><h1>Título</h1><p>Texto</p></section></main>

Tool guide

  • What it does Formats minified HTML into a readable hierarchical structure.

  • When to use Review templates and debug markup without manually reformatting line by line.

Code Snippets

Code example
<main><section><h1>Título</h1><p>Texto</p></section></main>

Common input

<main><section><h1>Título</h1><p>Texto</p></section></main>

FAQ

What is this tool for?

It runs fully in your browser: useful to validate, format, or convert data in everyday development.

Are my inputs sent to a server?

Processing happens locally with JavaScript. We do not store what you paste into the text areas.

Can I use this for real production data?

Use at your own risk. For secrets (passwords, tokens), prefer controlled environments and your company policies. And always review the generated contents. Never trust blindly things you see on the internet.