The image checker is a new Chrome Extension from NCC Group Web Performance.
The idea is simple: highlight images on a web page that have to be scaled by the browser.
This is important because scaling images makes websites slow.
A community supporting the products and code created by the team at NCC Group Web Performance
Our data scientists spend a lot of time trawling through Real User Monitoring (RUM) data. They’re particularly interested in finding useful correlations that we can turn into automatically generated reports. The aim is to make the most useful information easily discoverable.
One of the strongest correlations they found was between site speed and user engagement. Continue reading