HTML Formatter

What this tool does

HTML Formatter: free online Developer tool with clear controls, private processing where supported and verifiable results.

Input and output

Format HTML: text you paste into the page → the HTML Formatter result, which you can copy and download when the tool produces a file

How to use HTML Formatter

1. Provide text you paste into the page.
2. Fill in HTML input.
3. Leave Indentation at its default " " or choose another value.
4. Press "Format HTML" and review the result in the panel on the right.
5. Download or copy the HTML Formatter result, which you can copy and download when the tool produces a file.

Settings

Indentation

2 spaces · 4 spaces · Tab

Wrap long attributes

Yes · No

Keep <script> and <style> blocks untouched

Yes · No

Privacy and limitations

• HTML Formatter runs entirely in your browser: the input is not uploaded, so it never leaves your device.
• Results depend on valid input and on the limits declared by each field above; this page does not promise a fixed processing time or file size.

Frequently asked questions

Is my data uploaded when I use HTML Formatter?

No. This tool runs entirely in your browser, so the input stays on your device and is not uploaded.

Which input does it accept?

It works with text you paste into the page.

What do I get back?

After you press "Format HTML" the result panel shows the HTML Formatter result, which you can copy and download when the tool produces a file, which you can copy or download.

Can I change the settings?

Yes. The page exposes Indentation (2 spaces, 4 spaces, Tab); Wrap long attributes (Yes, No); Keep <script> and <style> blocks untouched (Yes, No).