Deploying AVIF for more responsive websites
An update on how AVIF has been adopted in the ecosystem.
An update on how AVIF has been adopted in the ecosystem.
INP is no longer experimental. Learn about Chrome's plan to make it a Core Web Vital in 2024.
Rendering HTML with JavaScript is different than rendering HTML that's sent by the server—and that can affect performance. Learn the difference in this guide, and what you can do to preserve your website's rendering performance—especially where interactions are concerned.
Learn how to take your field data into the lab to reproduce and identify the causes behind slow interactions.
Large DOM sizes have more of an effect on interactivity than you might think. This guide explains why, and what you can do.
Learn how to find slow interactions in your website's field data so you can find opportunities to improve its Interaction to Next Paint.
Find out what input delay is, and learn techniques to reduce it for faster interactivity.
When loading scripts, it takes time for the browser to evaluate them prior to execution, which can cause long tasks. Learn how script evaluation works, and what you can do to keep it from causing long tasks during page load.
The Web Vitals extension now shows you more debugging information to help you identify the root causes of Core Web Vitals issues.
Learn how to optimize for the Time to First Byte metric.
A collection of the best practices that the Chrome DevRel team believes are the most effective ways to improve Core Web Vitals performance in 2023.
Learn how to optimize your website's Interaction to Next Paint.
A case study of changes the YouTube Web team made to improve performance, increase their Core Web Vitals pass rates and lift key business metrics.
You've been told "don't block the main thread" and "break up your long tasks", but what does it mean to do those things?
Learn about reasons why RUM data can show different Core Web Vitals numbers from CrUX.
The BBC is rolling out HSTS for their website to improve security and performance. Find out what it means, and how HSTS can help you.
A case study of changes GoDaddy implemented to improve website performance for millions of sites, helping them to achieve good PageSpeed Insights and Core Web Vitals scores.
GOV.UK dropped their jQuery dependency from their front end. You'll never
guess what happened. (Yes, you will.)
Find out what the browser preload scanner is, how it helps performance, and how you can stay out of its way.
Check out the state of image tooling.
The Platform now ships with structuredClone(), a built-in function for deep-copying.
Learn about the latest in PageSpeed Insights to help you better measure and optimize your page and site quality.
An update on our plans for measuring responsiveness on the web.