1.GoogleChrome / lighthouse
Automated auditing, performance metrics, and best practices for the web.
+52 stars
from 30,943 · score 3.97
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2.thedaviddias / Front-End-Performance-Checklist
🎮 The only Front-End Performance Checklist that runs faster than the others
+6 stars
from 17,378 · score 1.95
3.prometheus-net / prometheus-net
.NET library to instrument your code with Prometheus metrics
+3 stars
from 2,093 · score 1.39
4.speedracer / speedracer
Collect performance metrics for your library/application.
+2 stars
from 1,848 · score 1.10
5.micmro / performance-bookmarklet
Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - requests by type, domain, load times, marks and more. Sort of a light live WebPageTest.
+1 stars
from 1,150 · score 0.69