Notes about tools for measuring and learning about performance.
Name + Link | Usecase |
---|---|
Google Pagespeed Insights (PSI) | Measuring load and render performance, highlighting basic responsive design issues |
What does my site cost | Measuring how much the payload of a website costs in different countries |
Webpagetest | Measuring load and render performance, with comprehensive video and waterfall charts, on a choice of devices and connection speeds |
Google Lighthouse ("Audits" tab in Chrome Devtools) | Measuring load and render performance, and some basic best practice, PWA, and accessibility criteria |