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.
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.
Let's examine the WebPageTest homepage and investigate what all the settings do, including examples of what you can use them for.
It's amazing what a difference a single little response header can have on web performance. Lets 'fix' it at the edge with a <s>Cloudflare Worker</s> CDN.
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 on your users experience.
Weird things can happen to waterfalls when you don't set the correct response headers.
TLS 1.3 is the new kid on the cryptographic protocols block. It offers better security and better initial connection web performance. And IPv6 is a 'new' internet protocol. Lets examine some shiny new things!
A simple blog post bringing all the resources I used and created in the GOV.UK HTTP/2 work.
Custom dashboards and graphs are a really powerful feature of SpeedCurve. Here's a few examples of how we at GDS are using them for synthetic web performance monitoring.
The best way to benchmark improvements using WebPageTest is by comparing results. Here's a tool to help you do that.
See all tags.