Beautify HTML with clean indentation and structure.
An HTML formatter takes compressed or messy HTML markup and restructures it with proper indentation and line breaks, making it easier to read, debug, and maintain.
Front-end developers and content editors use HTML formatters when cleaning up copied markup or reviewing page source.
Paste your HTML into the input textarea.
Select 2 or 4 space indentation.
Click Format HTML to beautify the markup.
Copy the formatted output from the result area.
No. Formatting only adds whitespace for readability. Browsers ignore extra whitespace when rendering.
Yes. You can format HTML snippets, not just full documents. The parser wraps fragments for processing.
Yes. This tool is completely free to use with no sign-up, no limits, and no hidden fees.
No. All processing happens entirely in your browser using client-side JavaScript. Your data is never sent to a server or stored anywhere.
Free online utilities for text, code, and more — all running privately in your browser.