HTML Formatter - Format and Beautify HTML Code Online Free
Format, beautify, and organize HTML code with proper indentation. Clean up messy HTML and improve code readability instantly.
🌐 HTML Formatter & Beautifier
Format and beautify your HTML code with proper indentation and structure. Improve code readability and organization.
HTML Code Formatter
HTML Formatting Best Practices
Code Structure
- • Use consistent indentation (2 or 4 spaces)
- • Properly nest HTML elements
- • Use semantic HTML5 elements
- • Add comments for complex sections
- • Keep attributes on separate lines for readability
Performance Tips
- • Minimize HTML file size for production
- • Use proper DOCTYPE declaration
- • Optimize images with alt attributes
- • Use external CSS and JavaScript files
- • Validate HTML for cross-browser compatibility
HTML Structure Example
Smart Formatting
Intelligent HTML formatting with proper nesting.
Instant Format
Format HTML code instantly with one click.
Better Readability
Improve code readability and maintainability.
Customizable
Choose your preferred indentation style.
Frequently Asked Questions
HTML formatting adds proper indentation, line breaks, and structure to your HTML code, making it more readable and maintainable. It doesn't change the functionality, only the visual organization of the code.
No, formatting only changes the whitespace and indentation in your HTML source code. The actual appearance of your webpage in the browser will remain exactly the same.
Yes! This tool is perfect for formatting minified or compressed HTML back into a readable format. It will add proper indentation and line breaks to make the code human-readable again.
The most common choices are 2 spaces or 4 spaces. 2 spaces is popular for web development as it saves horizontal space, while 4 spaces provides better visual separation. Choose based on your team's coding standards.
Yes, the formatter works with all HTML elements including HTML5 semantic elements like header, nav, main, section, article, aside, and footer. It properly handles both self-closing and container elements.