Page Speed Checklist

Free online tool to analyze your HTML and CSS files for performance optimization. Get instant recommendations to improve your website's loading speed.

✨ Key Features

  • πŸ” Detailed file analysis
  • πŸ“Š Performance scoring
  • ⚑ Speed optimization tips
  • 🎯 Resource usage checks
  • ⚠️ Issue detection
  • πŸ“± Mobile optimization guidance

πŸ’‘ What We Check

  • πŸ“ HTML structure
  • 🎨 CSS optimization
  • πŸ–ΌοΈ Image usage
  • πŸ”„ External resources
  • ⚑ Render-blocking elements
  • πŸ“¦ File size optimization

πŸ“š Why Page Speed Matters

Page speed is crucial for:

  • πŸ‘† User Experience
  • πŸ“± Mobile Performance
  • 🎯 Conversion Rates
  • πŸ“ˆ SEO Rankings
  • πŸ’° Business Success

πŸ’ͺ Best Practices for Speed Optimization

  1. Minimize HTTP Requests πŸ”„

    • Combine CSS files
    • Sprite images
    • Reduce external resources
  2. Optimize Images πŸ–ΌοΈ

    • Compress images
    • Use appropriate formats
    • Implement lazy loading
  3. Efficient Code πŸ“

    • Minify CSS/HTML
    • Remove unused code
    • Optimize critical path
  4. Resource Loading ⚑

    • Defer non-critical resources
    • Prioritize visible content
    • Use async loading

πŸš€ How to Use

  1. Upload your HTML or CSS file
  2. Click β€œAnalyze”
  3. Review the comprehensive analysis
  4. Implement suggested improvements

πŸ€” Frequently Asked Questions

What files can I analyze?

πŸ“ You can analyze HTML and CSS files.

How is the performance score calculated?

πŸ“Š The score is based on various factors including resource usage, optimization level, and best practices implementation.

How can I improve my score?

⚑ Follow the recommendations provided in the analysis results and implement suggested optimizations.

Are my files secure?

πŸ”’ Yes! All analysis is performed locally in your browser. Files are not uploaded to any server.


Start optimizing your website’s performance today and improve user experience! πŸ’ͺ

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