web-vitals: Detailed Overview & Metrics

v4.2.4(about 1 month ago)

This package is actively maintained.Types definitions are bundled with the npm packageNumber of direct dependencies: 0Monthly npm downloads

Web Vitals is a JavaScript library that helps measure and report essential user-centric performance metrics on websites. It focuses on key aspects like loading speed, interactivity, and visual stability to provide insights into the overall user experience. By tracking metrics such as Largest Contentful Paint, First Input Delay, and Cumulative Layout Shift, Web Vitals enables developers to identify and address performance issues effectively.

Compared to other performance monitoring tools, Web Vitals stands out for its simplicity and focus on core user experience metrics. It is actively maintained by Google and is recommended for developers looking to optimize their websites for better performance.

Alternatives:
lighthouse+
webpagetest+
psi+
speedline+
sitespeed.io+
calibre+
web-perf+
perfume.js+
web-vitals-reporter+
next-web-vitals+

Tags: javascriptperformancemetricsuser-experiencemonitoring