psi

PageSpeed Insights with reporting

v4.1.0 URL: https://unpkg.com/psi@4.1.0/index.js

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pagespeed insights speed page website measure optimize size

lazyframe

Dependency-free library for lazyloading iframes

v2.2.7 URL: https://unpkg.com/lazyframe@2.2.7/dist/lazyframe.min.js

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embed iframe javascript lazyload lazyloading pageload pagespeed vimeo youtube

ga-lite

Small, cacheable subset of Google Analytics JS client

v2.1.6 URL: https://unpkg.com/ga-lite@2.1.6/dist/ga-lite.min.js

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google analytics analytics.js ga.js pagespeed

gpagespeed

Analyze a webpage with Google PageSpeed

v8.0.2 URL: https://unpkg.com/gpagespeed@8.0.2/index.js

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pagespeed insights

gtmetrix

Run and access GTmetrix tests to measure website performance (unofficial)

v1.3.0 URL: https://unpkg.com/gtmetrix@1.3.0/index.js

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api gtmetrix meassure metrics pagespeed performance screenshot website yslow