HTML Formatter

Format, prettify, and validate HTML code with minification, SEO analysis, accessibility checks, and file handling.

Sample HTML:

Keyboard Shortcuts

Ctrl+FFormat mode
Ctrl+MMinify mode
Ctrl+VValidate mode
Ctrl+SToggle stats
Ctrl+EToggle SEO
Ctrl+1Basic sample
Ctrl+2Complete sample
Ctrl+3Semantic sample

HTML Best Practices

SEO Optimization

  • • Use proper heading hierarchy (H1-H6)
  • • Include title and meta description
  • • Add alt attributes to images
  • • Use semantic HTML5 elements
  • • Optimize for Core Web Vitals

Accessibility

  • • Use ARIA labels and roles
  • • Ensure proper color contrast
  • • Add skip navigation links
  • • Use landmark elements
  • • Test with screen readers

Performance

  • • Minify HTML for production
  • • Optimize images and assets
  • • Use lazy loading for images
  • • Minimize DOM depth
  • • Enable gzip compression