Developer Tools

HTML Formatter

Format and beautify HTML code with consistent indentation.

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Developer tool

Beautify your HTML

Format messy HTML with readable indentation and cleaner line breaks.

Client-side

How to use the HTML formatter

  1. 1
    Paste your HTML

    Enter the code you want to clean up.

  2. 2
    Format the markup

    The tool adds indentation and line breaks.

  3. 3
    Copy the result

    Use the formatted source in your project.

Why format HTML?

Readable markup is easier to review, debug and maintain.

Privacy-friendly by design

Where technically possible, supported tools process your files directly in your browser instead of uploading them to our server.

About this tool

HTML Formatter

Paste HTML and format it into a clean, readable structure directly in your browser.

Free to use

No account is required to use the tool.

Fast & simple

Designed for quick everyday use.

Mobile friendly

Works comfortably across modern devices.

Need more than a tool?

Build it with OptiNest.

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