metrics google-analytics lib appmetrics user-timing

performance bookmarklet waterfall performance-metrics analyzer requests browser-extension webperf navigation-timing resource-timing user-timing

dns performance web-performance monitor dom navigation worker metrics performance-metrics fcp performance-analysis performance-monitoring perfmatters webperf navigation-timing user-timing tti fid fmp networkinformation

javascript web-performance navigation-timing user-timing surf-nperf hacktoberfest

javascript frontend user-timing hacktoberfest webperformance perf-marks

redux chrome-devtools profiler store-enhancer user-timing

redux performance redux-middleware profiling user-timing

performance web-performance timing perf user user-timing