Web
Free Online HTML Formatter & Beautifier
Beautify HTML documents locally with readable indentation and browser-native parsing.
100% Client-Side. Your data is processed locally and is never sent to an ElDevo processing server.
Input
Output
Ctrl/Cmd + Enter to run · Esc to clear · Processing stays in your browser.
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How to Use
- 1Paste HTML.
- 2Format the markup.
- 3Review the indented output.
- 4Copy or download it.
Features & Privacy Guarantee
- ✓ Indentation
- ✓ Browser-native parsing
- ✓ No server upload
- ✓ Copy and download
Search intent: Format HTML markup for readability.
Technical Example
Input
<div><h1>Hello</h1><p>World</p></div>
Output
<div> <h1>Hello</h1> <p>World</p> </div>
Frequently Asked Questions
Does it execute HTML?
No. It treats HTML as text and formats the markup.
Can I use it for large snippets?
Yes, within normal browser memory limits.
Is formatting local?
Yes.
Will it preserve scripts?
Script contents are treated as text, but complex malformed markup may not round-trip exactly.