Optimize Time to First Byte
Learn how to optimize for the Time to First Byte metric.
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 for the Interaction to Next Paint metric.
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 to "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.
Try out a new Lighthouse API to measure performance and best practices throughout a user flow.
Learn about measuring animations, how to think about animation frames, and overall page smoothness.
Priority Hints indicate the relative priority of resources to the browser. They can enable optimal loading and improve Core Web Vitals.
Learn the basics of using the Navigation and Resource Timing APIs to assess loading performance in the field.
An overview of techniques to load popular third-party embeds efficiently.
Finding correlation between site performance and business metrics was the key to driving the success of their optimization efforts.
Answers to common questions about SPAs, Core Web Vitals, and Google's plan to address current measurement limitations.
Learn why tools that monitor Core Web Vitals metrics may report different numbers, and how to interpret those differences.