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react-component-performance

Diagnose slow React components and suggest targeted performance fixes.

  • Skills
  • Web development
  • 66

What it does and how to use it

A skill that teaches Claude Code to do web development tasks well. It is packaged knowledge the model uses whenever it is relevant.

  1. Install the skill (command above).
  2. In Claude Code, describe what you need - the skill turns on by itself when the context fits.
  3. No commands to memorize: you talk in plain language and the skill does the rest.

Install (Claude Code)

mkdir -p .claude/skills/react-component-performance && curl -fsSL https://doutorai.pt/data/lib/skills__react-component-performance.md -o .claude/skills/react-component-performance/SKILL.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

---
name: react-component-performance
description: Diagnose slow React components and suggest targeted performance fixes.
risk: safe
source: "Dimillian/Skills (MIT)"
date_added: "2026-03-25"
---

# React Component Performance

## Overview

Identify render hotspots, isolate expensive updates, and apply targeted optimizations without changing UI behavior.

## When to Use

- When the user asks to profile or improve a slow React component.
- When you need to reduce re-renders, list lag, or expensive render work in React UI.

## Workflow

1. Reproduce or describe the slowdown.
2. Identify what trig

- 🔒 Full content on the Pro plan (€7.99/month) -

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