Relocate resource intensive third-party scripts off of the main thread and into a web worker. 🎉
Agent Skills for optimizing web quality based on Lighthouse and Core Web Vitals.
A Chrome extension to measure essential metrics for a healthy site
🔍 Google SEO's full docs as an AI prompt machine — drop it into your AI assistant to map every public route, audit each page against Google's rules, and fix the gaps step by step.
See and share Core Web Vitals and PageSpeed Insights results simply and easily.
Codex-first SEO skill suite. 26 workflows, 24 TOML agents, DataForSEO/Gemini/Google/Firecrawl integrations, GEO/AEO, CWV, schema, backlinks, local/maps, and deterministic reports.
Visualise the Core Web Vitals metric Cumulative Layout Shift (CLS) with a simple GIF.
Example website used in Frontend Masters course "Fundamentals of Web Performance"
A self-hosted RUM Core Web Vitals monitoring platform for Next.js applications.
A tiny (500 bytes) CrUX API wrapper that supports record & history API, handles errors, and provides types.
Drop-in WebP, AVIF, and JPEG XL delivery for TYPO3 images — automatic, no URL or template changes
From zero knowledge to hero website. Design + SEO skills that make Claude your expert co-pilot for building beautiful, high-ranking websites.
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.
🔎 Rust TUI that finds & AI-fixes Lighthouse image issues (CLS, lazy loading, WebP, srcset) across your entire codebase in seconds.
Show the Core Web Vitals from the Chrome User Experience Report in the Google Search Results.
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.
The SEO + AI-search (GEO/AEO) optimization toolkit for Claude Code — two-score audit + opt-in fixer. Built for 2026-2027.
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