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performance-profiling

Measure Core Web Vitals and analyze runtime and bundle sizes.

Updated Aug 27, 2026
Search Tags:#performance#web vitals#optimization#auditing#profiling#lighthouse
One-click install
npx skills add https://github.com/ntdev204/rai_ws --skill performance-profiling-ntdev204
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: performance-profiling
Source: https://github.com/ntdev204/rai_ws/tree/main/.agent/skills/performance-profiling
Command: npx skills add https://github.com/ntdev204/rai_ws --skill performance-profiling-ntdev204

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires lighthouse, and includes scripts (resource) components.

What problem does it solve?

This Skill helps identify and fix performance bottlenecks in web applications, leading to faster load times, improved user experience, and better search engine rankings.

Core Features & Use Cases

  • Automated Audits: Run Lighthouse audits to get scores for performance, accessibility, best practices, and SEO.
  • Bottleneck Identification: Analyze runtime and bundle sizes to pinpoint performance issues.
  • Optimization Guidance: Provides actionable steps to improve Core Web Vitals and reduce load times.
  • Use Case: A developer can use this skill to audit their website's performance, identify that large JavaScript bundles are slowing down initial load, and receive suggestions on how to code-split their routes for better optimization.

Quick Start

Run a lighthouse audit on https://example.com.

Frequently Asked Questions about performance-profiling

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I audit my web application to improve Core Web Vitals?▼

Web performance profiling identifies bottlenecks by measuring Core Web Vitals, analyzing runtime and bundle sizes, and providing actionable optimization strategies. This process improves web application speed and overall user experience.

How do I identify what is causing slow load times in my web application?▼

To identify performance bottlenecks, run a Lighthouse audit on your target URL. This analyzes runtime and bundle sizes to pinpoint issues like large JavaScript bundles, providing actionable optimization strategies to improve speed.

What is the best way to profile a website using Lighthouse for optimization?▼

Lighthouse audits web applications to generate scores for performance, accessibility, best practices, and SEO. It identifies bottlenecks in bundle sizes and runtime, providing actionable priorities to improve Core Web Vitals and user experience.

Can I get suggestions on how to code-split my routes for better web performance?▼

Yes, performance profiling analyzes large JavaScript bundles that slow down initial load times and provides actionable suggestions on how to code-split your routes for better optimization and improved Core Web Vitals.

Does web performance profiling help with search engine rankings?▼

Yes, web performance profiling helps with search engine rankings by identifying and fixing performance bottlenecks. Faster load times and improved Core Web Vitals directly contribute to better SEO outcomes for your web application.

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