Joan León Read the Original Article in English
This comprehensive guide about using Chrome DevTools for web performance debugging was originally published in English as part of the Performance Calendar 2025.
→ Chrome DevTools for Debugging Web Performance (PerfPlanet)
The Spanish version on this blog is the original article I wrote, which was later published on PerfPlanet to make this technical content accessible to the international web performance community.
What You’ll Learn
The original article provides a step-by-step guide covering:
- How to use Chrome DevTools Performance panel for web performance analysis
- Live metrics observations and Core Web Vitals debugging
- Network panel analysis for resource optimization
- Performance Insights and identifying bottlenecks
- INP (Interaction to Next Paint) debugging techniques
- WebPerf Snippets for quick performance audits
- Practical optimization examples with real websites
It’s a practical guide based on real-world performance audits and debugging workflows.