Support content for HTML cleanup
Where this tool fits
HTML formatter intent is usually not tutorial-first. Users already have pasted markup and want a faster way to inspect nesting and spacing, then compare revisions or copy clean output.
FAQ
No. All HTML formatting happens locally in your browser, so your markup never leaves your machine. This is ideal for sensitive code or proprietary templates.
The formatter handles standard HTML5 markup, including modern semantic elements. It properly indents nested tags and preserves inline formatting like CSS classes and data attributes.
Yes, but very large HTML documents (10,000+ lines) may slow down browser performance. For massive files, consider splitting them into smaller sections or using a desktop HTML formatter.