How to Format and Indent HTML
Published September 12, 2026 · 2 min read
Minified or inconsistently-indented HTML is hard to read and debug. This tool re-indents your markup with consistent structure, making it easy to see the nesting of tags at a glance.
Try HTML FormatterSteps
- 1
Open the HTML Formatter tool
Go to the HTML formatter.
- 2
Paste your HTML
Paste the markup you want to clean up.
- 3
Format
The tool re-indents it with consistent nesting and spacing.
- 4
Copy or download the result
Use the readable, formatted markup.
Frequently asked questions
No — only whitespace and indentation are adjusted; the actual tags, attributes and content stay the same, so rendering is unaffected.
Yes — paste any HTML fragment, and it will be formatted the same way a full document would be.
Use the HTML Minifier tool instead to strip whitespace and comments for production use.
Because formatting happens instantly, this is a quick way to make sense of markup pulled from a minified page or a messy export.