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You probably don't need a web performance proxy
If you're considering using a proxy app, we don't recommend them. This article explains why.
You probably don't need a web performance proxy
If you're considering using a proxy app, we don't recommend them. This article explains why.
Fast Video Banners that Work on Every Device
We've all been there: you feature an amazing video on your landing page to engage your visitors. You open the page... and nothing. Just a blank rectangle staring back at...
Fast Video Banners that Work on Every Device
We've all been there: you feature an amazing video on your landing page to engage your visitors. You open the page... and nothing. Just a blank rectangle staring back at...
Web Performance Tools for 2026
Over the past year, our web performance toolkit has matured significantly. This post is for merchants, partners, and agencies looking to improve storefront performance, and it distills the workflow we...
Web Performance Tools for 2026
Over the past year, our web performance toolkit has matured significantly. This post is for merchants, partners, and agencies looking to improve storefront performance, and it distills the workflow we...
LCP and INP are now in Safari - What to expect
Safari 26.2 now reports LCP and INP metrics via the Performance API. Learn what this means for your RUM data and how to prepare for changes in your web performance...
LCP and INP are now in Safari - What to expect
Safari 26.2 now reports LCP and INP metrics via the Performance API. Learn what this means for your RUM data and how to prepare for changes in your web performance...
Chapter 4: How to debug Interaction to Next Pai...
This is the fourth chapter in our series, "How to Debug Core Web Vitals with CSS Selectors". Here, we focus on debugging and resolving Interaction to Next Paint (INP) challenges...
Chapter 4: How to debug Interaction to Next Pai...
This is the fourth chapter in our series, "How to Debug Core Web Vitals with CSS Selectors". Here, we focus on debugging and resolving Interaction to Next Paint (INP) challenges...
Chapter 3: How to debug Cumulative Layout Shift...
In this chapter, we focus on debugging and resolving Cumulative Layout Shift (CLS) challenges by leveraging CSS selectors.
Chapter 3: How to debug Cumulative Layout Shift...
In this chapter, we focus on debugging and resolving Cumulative Layout Shift (CLS) challenges by leveraging CSS selectors.
Chapter 2: How to debug Largest Contentful Pain...
In this chapter, we provide guidance on debugging and resolving Largest Contentful Paint (LCP) issues using CSS selectors. Enhance your site's loading performance with these techniques.
Chapter 2: How to debug Largest Contentful Pain...
In this chapter, we provide guidance on debugging and resolving Largest Contentful Paint (LCP) issues using CSS selectors. Enhance your site's loading performance with these techniques.
Chapter 1: How to debug Core Web Vitals using C...
This is the first chapter of our series, "How to Debug Core Web Vitals using CSS Selectors". This introduction provides an overview of CSS selectors and their role in Real...
Chapter 1: How to debug Core Web Vitals using C...
This is the first chapter of our series, "How to Debug Core Web Vitals using CSS Selectors". This introduction provides an overview of CSS selectors and their role in Real...
How Relive improved customer experience and con...
We worked with Relive to improve their key performance metrics and achieved over 50% faster Largest Contentful Paint and almost zero layout shifts across all key pages. This resulted in a 3%...
How Relive improved customer experience and con...
We worked with Relive to improve their key performance metrics and achieved over 50% faster Largest Contentful Paint and almost zero layout shifts across all key pages. This resulted in a 3%...
Speculation Rules at Shopify
We all love quick and snappy online shopping experiences. Fast navigations from one product page to the next reduce friction and allow people to find all the products they want...
Speculation Rules at Shopify
We all love quick and snappy online shopping experiences. Fast navigations from one product page to the next reduce friction and allow people to find all the products they want...