Learn how to improve your PageSpeed and the Core Web Vitals

Background images are evil

Learn why to avoid background images on your website, how to quickly find background images and how to fix this issue

Find and Fix Interaction to Next Paint (INP) issues

Understanding Html Reflow and Its Impact on Page Speed

Reflown happens when the browser recalculates the positions and geometries of elements within a web page for re-rendering. Learn how this affect pagespeed.

Self host Google fonts for better Core Web Vitals

Learn how to self host Google fonts and optimize these fonts for better Core Web Vitals

JavaScript Placement: Head vs. Footer – Pros and Cons

Footer or header JavaScript? What does it matter to the Core Web Vitals and which one should you use?

Defer vs Async JavaScript and how this affects the Core Web Vitals

Learn when to async JavaSCript and when to defer it for the best Core Web Vitals results

Defer scripts until they are needed

Learn how to fix the Core Web Vitals by deferring scripts until they are needed

Fix reduce unused JavaScript lighthouse warning

Improve the Core Web Vitals by avoiding unused JavaScript

What is this 'core web vitals score' that you are talking about?

Learn how to answer questions about 'core web vitals scores' as they are bound to enter the conversation at some point

Load a chat widget with perfect Core Web Vitals

Load a chat widget that does not interfere with PageSpeed and the Core Web Vitals

Should you preconnect to ad networks?

Preconnecting to ad networks might seems like a great idea to quickly serve ads but usually this will just slow down ad serving along with other important metrics

Optimize images for Core Web Vitals

Lean how images affect the Core Web Vitals en how to optimize them

Fix Layout Shift caused by auto sizing image

Images with auto width and auto height will cause a layout shift. Learn how to fix this

Core web vitals visualizer

We are proud to present the core web vitals visualizer

Slow by mistake vs slow by design

I usually distinguish between slow by mistake and slow by design. Learn how this can help you improve the core web vitals

Defer background images

14 methods to defer or schedule JavaScript

Learn how to defer and schedule JavaScript

Fix the Largest Contentful Paint image was lazily loaded in lighthouse

Learn how to fix the lighthouse warning 'Largest Contentful Paint image was lazily loaded'

Improve Interaction to Next Paint (INP)

Learn about Interaction to Next Paint (INP) and how to improve it

NextJS Core Web Vitals - fix third party scripts

The ultimate NextJS Core Web Vitals guide - fix Core Web Vitals issues caused by third party scripts

NextJS Core Web Vitals - measure the Core Web Vitals

The ultimate Next.js Core Web Vitals guide - how to measure the Core Web Vitals in Next.js

NextJS Core Web Vitals - remove render blocking CSS

The ultimate NextJS Core Web Vitals guide - remove render blocking CSS

Say Goodbye to CloudFlare Email obfuscation

Improve the Core Web Vitals by removing CloudFlare email obfuscation

Fix slow hero images & Core Web Vitals

Improve the Largest Contentful Paint by speeding up slow hero images

Cumulative Layout Shift (CLS)

The ultimate guide to fixing the Cumulative Layout Shift for your site

103 Early hints

Speed up critical resources with 103 Early Hints

How I lowered my LCP by 70%

Learn advanced methods on improving the Core Web Vitals

Preload Largest Contentful Paint image

Learn how to improve the Core Web Vitals by preloading the LCP Image

PageSpeed hack: defer hubspot forms without editing your page

Get rid of those render blocking hubspot scripts

Fix eliminate render-blocking resources Lighthouse warning

Git rid of render blocking resources and improve the Core Web Vitals

Fix Defer offscreen images lighthouse warning

Defer offscreen images and improve the Core Web Vitals

Perfect Youtube Core Web Vitals

Learn how to embed youtube video's without losing PageSpeed

A faster and simpler bootstrap menu

Based on pure CSS and Vanilla JavaScript

First Contentful Paint

Improve the Core Web Vitals by speeding up the First Contentful Paint

Advanced Critical CSS Generator

Generate Critical Path CSS and speed up your website with a single click

Shopify Critical CSS

Fix Ensure text remains visible during webfont load

PageSpeed snippets

Fix Avoid Chaining Critical Requests in Lighthouse

Fix 'Remove Unused CSS' in lighthouse

Fix avoid excessive-DOM size lighthouse warning

Improve the Core Web Vitals by avoiding an excessive-DOM size

Google maps 100% pagespeed

Chat widget 100% pagespeed