HTML Formatter / Minifier
Free online tool · runs in your browser
Format or minify HTML markup.
Quick tutorial
- 1Paste HTML.
- 2Choose Format or Minify.
Free online html formatter / minifier
Format HTML with indentation or minify markup while keeping text content. Paste a fragment or a full page, then beautify for reading or minify for a smaller payload. Malformed HTML may format imperfectly because this is a lightweight in-browser formatter, not a full HTML5 parser.
How to use HTML Formatter / Minifier
- Paste HTML.
- Choose Format or Minify.
Limitations
- Malformed HTML may produce imperfect formatting.
Example
Input
<div><span>Hi</span></div>
Output
<div> <span>Hi</span> </div>
FAQ
Frequently Asked Questions
Does the HTML formatter validate HTML5?
It formats and minifies. For validation, use the W3C validator or browser DevTools.
Can I format a full HTML document?
Yes. Paste the document including doctype and html/body tags.
Does it validate HTML?
It formats/minifies; use browser devtools for validation.
Is HTML Formatter / Minifier free to use?
Yes. HTML Formatter / Minifier on ShadowReference is free, with no account, no watermarks, and no server-side processing.
Does this tool send my data to a server?
No. All processing happens locally in your browser. Your input never leaves your device.