This article looks at how 1000 popular Chrome extensions impact the performance of the browser.

Analysis and reports on the impact of third party entities on the web as a whole.

Blackfire.io: Continuous Performance Testing

How are Core Web Vitals measured? How do you know your fixes have had the desired effect and when will you see the results in Google Search Console? Let’s figure it out.

This is Jess B Peck's personal website. SEO, Analytics, big data, small data, and the web.

Are you trying to convince your boss to commit to web performance work without much success? We have tips.

Your may not think it, but your 404 page is an important part of your potential user journey. You should test its web performance as it can have a big impact...

This post covers the loading attribute and how it can be used to control the loading of iframes.

RAIL model enables designers and developers to reliably target the performance optimization work that has the highest impact on user experience. Learn what goals and guidelines the RAIL model sets out and which tools you can use to achieve them.

PRPL is an acronym that describes a pattern used to make web pages load and become interactive, faster. In this guide, learn how each of these techniques fit together but still can be used independently to achieve performance results.

Custom web fonts are an essential part of most web design, but they come at a performance cost. This post looks at addressing the causes and the symptoms.

Tracking framework performance at scale

Understand what Core Web Vitals are and why you should be tracking them.

According to Google, WebP is 25 – 34% smaller than JPEG at equivalent quality. But how much of it is really true? To find out, I ran a few tests.

Sitespeed.io is an open source tool that helps you analyse and optimise your website speed and performance, based on performance best practices.

https://2019.jsconfbp.com/speakers/jake_surma A lot of performance optimisations are easy on paper, but difficult in reality. Jake & Surma dig into look at t...

Even a 1-second delay in your website`s load time can lead to lower revenue and traffic. Try these 20 tips to speed up your website in 2019.

How much does page load time actually affect your conversion rates?

In spite of an increase in Internet speed, webpage speeds have not improved over time.

Clinic.js is a suite of tools to help diagnose and pinpoint your Node.js performance issues.

If you’ve ever struggled to define performance budgets, this off-the-shelf trick is what you’re looking for.

Many users run speed tests the wrong way, which results in bad data. Check out how to properly run a website speed test along with 15 awesome tools.

Website optimization speeds up slow web sites, increases website traffic, and improves conversion rates. Our web optimization services increase website performance, decrease bailout rates, and improve search engine rankings.