HTML Formatter
Beautify HTML markup in your browser.
Uses js-beautify (MIT) locally. Invalid-looking markup is still indented best-effort.
What is an HTML formatter?
It re-indents HTML for readability without sending it to a server.
How to format HTML
- 1
Paste HTML
Enter the markup to beautify.
- 2
Format
js-beautify indents tags for readability. Severely broken markup may still format imperfectly.
- 3
Copy output
Copy the formatted HTML.
HTML Formatter FAQ
Does it validate HTML?
No — it pretty-prints. Use a validator for conformance.
Scripts and styles?
Embedded CSS/JS may also be indented; review critical templates after formatting.
Uploaded?
No.
Related tools?
CSS Formatter; JavaScript Formatter.