Does my HTML code get sent to a server?

No. All formatting runs inside your browser. Your HTML never leaves your device.

What is the difference between beautify and minify?

Beautify adds indentation for readability. Minify removes whitespace for smaller file size.

Can I format a full HTML page, not just a snippet?

Yes. Paste anything from a single tag to a complete HTML document.

What does the one attribute per line option do?

Places each attribute on its own line for easier review of complex elements.

Does the formatter validate my HTML?

It formats without strict validation and handles imperfect HTML gracefully.

How do I strip HTML comments with this tool?

Enable the Strip comments checkbox before clicking Beautify or Minify.

HTML Formatter Online Free

💻 Developer Tools ✔ Free Forever

HTML Formatter Online Free

Paste messy HTML and get it back clean, indented, and readable in seconds. Beautify or minify, control indent size, and strip comments. Runs entirely in your browser.

✔ Beautify HTML ✔ Minify HTML ✔ Indent control ✔ Strip comments ✔ Syntax highlight ✔ 100% browser based

All Developer Tools

Indent

Strip comments One attr per line Remove blank lines

Input HTML

Warning

Output HTML

Choose a sample

About This Tool

Why Use an HTML Formatter Online Free

Messy HTML is hard to read and even harder to debug. Copy-pasted code from frameworks, CMS exports, or email templates often arrives as one long unreadable line. This HTML formatter online free fixes that instantly.

Beautify adds proper indentation and line breaks so you can scan structure at a glance. Minify strips all unnecessary whitespace to reduce file size before deployment. Both run without sending your code anywhere.

The one-attribute-per-line option is useful when reviewing long tag attribute lists in code reviews or when debugging inline styles on complex elements.

What this tool does

Beautify HTML with configurable indent (2 spaces, 4 spaces, tab)

Minify HTML to reduce file size for production

Strip HTML comments optionally

Format attributes one per line for readability

Shows tag count, line count, and size comparison

Download as .html or copy to clipboard

How to use it

Paste HTML

Paste any HTML snippet or full document into the input area.

Set options

Choose indent style, enable comment stripping, or attribute expansion.

Format

Click Beautify or Minify. Output appears instantly on the right.

Export

Copy to clipboard or download the formatted file directly.

Common Questions

FAQ: HTML Formatter Online Free

Yes. No account, no subscription, and no usage limits. The HTML formatter is free permanently for anyone.

No. All formatting runs inside your browser using JavaScript. Your HTML never leaves your device, making it safe for proprietary or sensitive code.

Beautify adds indentation and line breaks so humans can read the code easily. Minify removes all whitespace and comments to make the file as small as possible for fast page loads in production.

Yes. Paste any amount of HTML, from a single tag to a complete page with DOCTYPE, head, and body. The formatter handles the full document structure.

When enabled, each HTML attribute is placed on its own line with extra indentation. This is useful for reviewing complex elements with many attributes, such as forms, images, or custom data attributes.

The tool formats whatever you provide without enforcing strict validation. It handles malformed markup gracefully and will still produce readable output even for imperfect HTML.

Enable the Strip comments checkbox in the options bar before clicking Beautify or Minify. All HTML comments will be removed from the output.