Can it help reduce my JavaScript bundle size?

Yes, it provides specific strategies for code splitting, tree shaking, and identifying heavy dependencies that can be replaced with lightweight alternatives.

Is this skill compatible with frameworks like Next.js or React?

Yes, it includes specialized guidance for modern frameworks, including route-based code splitting and utilizing framework-specific optimization components.

How do I measure the performance gains?

The skill guides you through a multi-step process: establishing a baseline with Lighthouse audits, implementing changes, and then re-running audits to quantify improvements.

How does this skill help with Google SEO?

It focuses on optimizing Core Web Vitals like Largest Contentful Paint and Cumulative Layout Shift, which are direct ranking factors in Google's search algorithm.

Does it support modern image formats like WebP and AVIF?

Absolutely. The skill includes implementation patterns for converting images to modern formats and using responsive picture tags to ensure the smallest possible payload.

Web Performance Optimization

Name: Web Performance Optimization
Author: claudiodearaujo

byclaudiodearaujo

0•

分析と監視

Accelerates web applications by optimizing Core Web Vitals, reducing bundle sizes, and implementing advanced caching strategies.

This skill provides a structured framework for developers to measure, analyze, and dramatically improve the performance of websites and web applications. It guides users through the entire optimization lifecycle—from establishing baseline metrics with Lighthouse and identifying render-blocking resources to implementing high-impact solutions like code splitting, image modernization (WebP/AVIF), and critical rendering path tuning. By focusing on Core Web Vitals and runtime efficiency, it helps developers improve SEO rankings, reduce bounce rates, and deliver a seamless user experience across all devices and network conditions.

主な機能

01JavaScript bundle size reduction via code splitting and dependency analysis

02Strategic implementation of caching headers and lazy loading techniques

03Advanced image optimization using modern formats and responsive delivery

040 GitHub stars

05Comprehensive Core Web Vitals (LCP, FID, CLS) auditing and optimization

06Main-thread work minimization and runtime performance debugging

ユースケース

01Improving Google Search rankings by achieving 'Green' Core Web Vitals scores

02Reducing mobile bounce rates by accelerating Time to Interactive on slow networks

03Modernizing legacy frontend assets to reduce bandwidth costs and load times

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add claudiodearaujo/izacenter web-performance-optimization

For use in Claude.ai and ChatGPT

主な機能

01JavaScript bundle size reduction via code splitting and dependency analysis

02Strategic implementation of caching headers and lazy loading techniques

03Advanced image optimization using modern formats and responsive delivery

040 GitHub stars

05Comprehensive Core Web Vitals (LCP, FID, CLS) auditing and optimization

06Main-thread work minimization and runtime performance debugging

ユースケース

01Improving Google Search rankings by achieving 'Green' Core Web Vitals scores

02Reducing mobile bounce rates by accelerating Time to Interactive on slow networks

03Modernizing legacy frontend assets to reduce bandwidth costs and load times

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add claudiodearaujo/izacenter web-performance-optimization

For use in Claude.ai and ChatGPT