perf-audit

Analyze web application performance bottlenecks in bundle size, rendering, and data fetching.

Updated Jan 14, 2026
One-click install
npx skills add https://github.com/enpuyou/sed.i --skill perf-audit-enpuyou
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: perf-audit
Source: https://github.com/enpuyou/sed.i/tree/main/.claude/skills/perf-audit
Command: npx skills add https://github.com/enpuyou/sed.i --skill perf-audit-enpuyou

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

This Skill identifies performance bottlenecks in web applications, focusing on areas like bundle size, rendering, data fetching, images, and code splitting, enabling developers to optimize their applications.

Core Features & Use Cases

  • Bundle Size Analysis: Identifies large libraries and checks for tree-shaking effectiveness.
  • Code Splitting Assessment: Evaluates component splitting strategies for optimal performance.
  • Rendering Efficiency Review: Inspects component re-renders, memoization, and context usage.
  • Data Fetching Optimization: Analyzes data fetching patterns, caching strategies, and optimistic updates.
  • Asset Optimization Audit: Inspects image and font loading, CSS optimization, and other asset-related issues.
  • Use Case: For a developer aiming to enhance the load time and responsiveness of a Next.js application, the Skill can automatically scan for inefficiencies and suggest optimizations.

Quick Start

Perform a full performance audit of your project by invoking /perf-audit.

Frequently Asked Questions about perf-audit

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

FAQPage Schema
How do I find performance bottlenecks in my Next.js web application?

To find performance bottlenecks in a Next.js web application, you can run a systematic performance audit that analyzes bundle size, rendering efficiency, data fetching patterns, and asset loading. This process identifies large libraries and checks for tree-shaking effectiveness to isolate rendering and loading issues.

What is the best way to audit web optimization issues like unnecessary code splitting?

The best way to audit web optimization issues like unnecessary code splitting is to perform a comprehensive performance review. This evaluates your component splitting strategies to ensure optimal performance and identifies unused libraries alongside inefficient data fetching patterns.

How does a performance audit inspect rendering efficiency and component re-renders?

A performance audit inspects rendering efficiency by reviewing component re-renders, memoization, and context usage. This rendering efficiency review detects unnecessary re-renders and evaluates how well your application manages component updates to improve overall responsiveness.

Can I analyze data fetching and caching strategies during a web performance audit?

Yes, you can analyze data fetching and caching strategies during a web performance audit. The audit examines your data fetching patterns, caching strategies, and optimistic updates to identify inefficiencies that may be slowing down your application's data retrieval.

Does a performance audit cover asset optimization for images and fonts?

Yes, a performance audit covers asset optimization for images and fonts. The asset optimization audit inspects image and font loading, CSS optimization, and other asset-related issues to ensure your web application delivers resources efficiently.