Enabling HTTP/3 on GOV.UK
This is an RFC I wrote to persuade the GOV.UK Senior Technology team to enable HTTP/3 on GOV.UK. It was accepted and merged into the repo, and as of 11th Jan 2024 it has now been enabled!
All my blog posts: Page 3
Migrating from Github Pages to Netlify & Cloudflare
I've finally had time to clean up some tech debt, so I migrated this blog onto Netlify fronted by Cloudflare and fixed the web performance issues I spotted.
We've spotted something on your scan...
Wednesday 21st April 2021 was a day like no other. This certainly isn't my usual web performance related blog post!
How to use WebPageTest's Graph Page Data view
The 'Graph Page Data' view is a one of those WebPageTest features that is hidden in plain sight. So lets shine a light on it and see what it can do.
Setting up Cloudflare Workers for web performance optimisation and testing
A step by step guide on how to get started with using Cloudflare Workers for web performance optimisation.
Cloudflare Worker recipes for frontend performance testing
Cloudflare Workers are an awesome tool for rapid prototyping and observing web performance changes, here are a few recipes you may find useful.
Testing priority hints with WebPageTest
Priority hints may be on hold, but you can still enable them and investigate what they can do. And in one instance I found a nice set of improvements to visual metrics.
Using Puppeteer and Squoosh to fix the web performance of embedded tweets
Twitter embeds are bad for web performance. They cause so many extra requests, and a huge amount of data added to a page, so how can we fix it?
The web performance of internal systems is important, so optimise them too
It's important to remember staff members are users too, so optimise your internal tools for performance for more productive and less stressed workforce! Here are some tools and resources to help you out.
The importance of `@font-face` source order when used with preload
A small change in the ordering of your font sources in the `@font-face` rule can have a big impact on data and web performance, especially when used in conjunction with the `preload` resource hint.