Web Performance Optimization Tools
Tips, tools, and insights to help you build faster websites.
JS Coverage Tool
Find and visualize unused JavaScript on your website to help reduce page load time.
PurifyCSS Online
Scan your HTML and JS, remove unused CSS selectors, and reduce file size by up to 90%.
Latest from the Blog
- Advanced image optimization techniques
- Experiment: Why you should use “Cookie-Free” domain for static files and images
- How to optimize images for better web performance by using 3 easy ways
- How to use Next-Gen Image Formats WebP, JPEG 2000 and JPEG XR
- How to safely remove unused CSS in WordPress
- How to determine critical CSS for your webpage
