Visualise the Core Web Vitals metric Cumulative Layout Shift (CLS) with a simple GIF.
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Nov 15, 2025 - JavaScript
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core-web-vitals
Here are 19 public repositories matching this topic...
A tiny (500 bytes) CrUX API wrapper that supports record & history API, handles errors, and provides types.
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Oct 24, 2023 - JavaScript
LazyHTML is an OpenSource Javascript Library that Supports Lazy Loading of any elements without Modifying Code, LazyHTML can lazy load Ads, Videos, Images, Widgets, Javascript, CSS, Inline-Javascript, Inline-CSS & Any HTML.
lazyload intersection-observer core-web-vitals asynchornous lazyload-ads asychronous-loading lazyload-widgets lazyload-elements lazyload-javascript lazyload-css lazy-load-adsense
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Oct 5, 2021 - JavaScript
Show the Core Web Vitals from the Chrome User Experience Report in the Google Search Results.
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Sep 12, 2025 - JavaScript
Script to extract Google PageSpeed API Data from multiple URLs. The script allows to perform multiple tests in the same run and calculate the median value for each extracted speed metric and Core Web Vitals metric from the total number of results.
google-api pagespeed crux pagespeed-insights pagespeed-insights-api core-web-vitals google-pagespeed-insights-api website-speed-tracking lab-metrics field-metrics
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Jul 12, 2021 - JavaScript
Get Lab CWV for a List of URLs from a CSV, including video screenshot
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Jul 25, 2025 - JavaScript
The Crux tool is a web UI for querying and visualizing the CrUX API. All data metrics are aggregated together in a single card. Get your CLS, FID, LCP, and FCP.
performance-metrics crux web-performance-reports chrome-ux-report core-web-vitals crux-tool user-experiences crux-report
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Feb 25, 2025 - JavaScript
Chrome UX Report (CrUX) CLI Tool
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Nov 17, 2025 - JavaScript
LazyAdsense is an OpenSource javascript which supports lazy loading Adsense ads
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Aug 29, 2021 - JavaScript
Replay user interactions on the web based on analytics and with automated testing
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Oct 19, 2023 - JavaScript
A simple ESLint setup using @typescript-eslint.
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Sep 10, 2025 - JavaScript
An example of how to send Core Web Vitals to Google Analytics in a Next.js application using http://getanalytics.io/.
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May 14, 2021 - JavaScript
A React + Express web performance analysis tool that visualizes Lighthouse metrics and Core Web Vitals with real-time audits, filmstrip timelines, and multi-device testing.
react nodejs express web-performance pwa frontend nextjs performance-metrics developer-tools performance-analysis page-speed lighthouse metrics-visualization puppeteer core-web-vitals web-vitals visualization-tool chrome-launcher anton-prototype
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Sep 27, 2025 - JavaScript
Demo / Portfolio site with a 100/100 score on each Core Web Vitals metric
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Apr 21, 2023 - JavaScript
A Node.js script that automates SEO, accessibility, UX, and performance audits on multiple URLs using Google’s Lighthouse. Quickly generate detailed CSV reports for actionable website optimization.
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Mar 29, 2025 - JavaScript
Tripinfox - Where trips are tailor made for you
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Jan 18, 2024 - JavaScript
A lean CLI to fetch PageSpeed Insights and emit compact, stable snapshots for LLMs and CI.
nodejs cli web-performance ci psi pagespeed-insights performance-audit lighthouse github-actions chrome-ux-report core-web-vitals llm
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Sep 12, 2025 - JavaScript
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