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Andy Sellick, Senior frontend developer, GOV.UK

How GOV.UK is upgrading to Google Analytics 4

A man and a woman sitting looking at a computer screen with a bar graph on it

Moving across to Google Analytics 4 is a major project. Here’s how we did it and what we’ll be doing to ensure minimal impact to the performance of GOV.UK.

The impact of removing jQuery on our web performance

2 women at a desk in an office

In this blog post, we explain the technical details of removing the jQuery library from GOV.UK’s public facing applications and the performance impact it had for our users.