performance-budget-lab

Automate website performance audits against budgeted metrics using Lighthouse.

117|46|Updated Jun 21, 2026

Search Tags:#Lighthouse #image optimization #website performance #performance budgeting #performance auditing

Ready to run

npx skills add https://github.com/TheGoat395/Codex-Skills --skill performance-budget-lab

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: performance-budget-lab
Source: https://github.com/TheGoat395/Codex-Skills/tree/main/skills/performance-budget-lab
Command: npx skills add https://github.com/TheGoat395/Codex-Skills --skill performance-budget-lab

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) components.

What problem does it solve?

Manages and assesses website performance planning and audits, including Core Web Vitals and image optimization.

Core Features & Use Cases

Performance Planning: Guides the setup of performance budgets for web applications.
Lighthouse Checks: Integrates Lighthouse for web performance and accessibility audits.
Image and Media Optimization: Advises on best practices for images, video, and fonts.
Use Case: Optimize a website for both performance and aesthetics while adhering to set budgets.

Quick Start

Use the performance-budget-lab skill to review and audit my website's performance.

Frequently Asked Questions about performance-budget-lab

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

FAQPage Schema

How do I set a performance budget for my web application?▼

A performance budget establishes thresholds for resource sizes and load times to maintain web page speed. This skill automates the budget planning process and assesses your web application against those defined performance limits.

Can I use Lighthouse to audit website performance and Core Web Vitals?▼

Yes, this skill integrates Lighthouse to execute web performance and accessibility audits. It evaluates your website against budgeted metrics and provides actionable advice for improving Core Web Vitals.

What is the best way to optimize images and media for website performance?▼

Optimizing media involves applying best practices for loading images, video, and fonts efficiently. This skill advises on media loading strategies to help maintain fast page loads within your defined performance budgets.

How do I audit my website's resource usage against defined performance budgets?▼

Auditing website performance requires checking resource usage and load metrics against predefined limits. This skill automates that assessment using Lighthouse checks to ensure your web pages adhere to the set budget guidelines.

When do I need performance budgeting for my website?▼

Performance budgeting is needed when you must maintain web page load performance within defined guidelines and prevent resource bloat. It is ideal for optimizing your website for both speed and aesthetics during ongoing development.