web-vitals

Easily measure performance metrics in JavaScript

v5.1.0 URL: https://unpkg.com/web-vitals@5.1.0/dist/web-vitals.iife.js

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crux performance metrics Core Web Vitals CLS FCP INP LCP TTFB

marky

Performance timer based on performance.mark() and measure()

v1.3.0 URL: https://unpkg.com/marky@1.3.0/lib/marky.cjs.js

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mark measure performance user timing timing polyfill stopwatch timer

react-native-performance

Measure React Native performance

v6.0.0 URL: https://unpkg.com/react-native-performance@6.0.0/lib/commonjs/index.js

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react-native performance perf benchmark

execution-time

ultility to measure execution time

v1.4.1 URL: https://unpkg.com/execution-time@1.4.1/index.js

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hrtime execution time performance perf speed

react-native-startup-time

measure startup time of your react-native app

v2.1.0 URL: https://unpkg.com/react-native-startup-time@2.1.0/index.js

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react-native measure time startup start performance benchmark