Page Speed Optimization Tips

Learn how to optimize page speed.

Essential Speed Optimizations

1. Image Optimization

  • Compress images before uploading
  • Use modern formats (WebP, AVIF)
  • Implement lazy loading for images
  • Use appropriate image dimensions
  • Add width and height attributes

2. Minimize HTTP Requests

  • Combine CSS and JavaScript files
  • Use CSS sprites for icons
  • Reduce the number of plugins
  • Use icon fonts instead of images

3. Enable Compression

  • Enable Gzip or Brotli compression
  • Minify CSS, JavaScript, and HTML
  • Remove unnecessary code

4. Leverage Browser Caching

  • Set appropriate cache headers
  • Use cache-busting for updated files
  • Implement service workers

5. Use a CDN

  • Distribute content globally
  • Reduce server load
  • Improve load times worldwide

6. Optimize CSS Delivery

  • Inline critical CSS
  • Defer non-critical CSS
  • Remove unused CSS

7. Optimize JavaScript

  • Defer JavaScript loading
  • Use async attribute for scripts
  • Remove unused JavaScript
  • Code splitting for large apps

8. Database Optimization

  • Optimize database queries
  • Use database caching
  • Clean up database regularly

Testing Tools

  • Google PageSpeed Insights: Comprehensive performance analysis
  • GTmetrix: Detailed performance reports
  • WebPageTest: Advanced testing options
  • Lighthouse: Built into Chrome DevTools