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joabeoliveira
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HTML5 & Semantic Structure

Generate semantic HTML5 structures with ARIA attributes and meta tags.

Updated Feb 23, 2026
Search Tags:#accessibility#wcag#semantic html#web performance#seo#html5
One-click install
npx skills add https://github.com/joabeoliveira/GptGovbuscaARP --skill html5-semantic-structure
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: HTML5 & Semantic Structure
Source: https://github.com/joabeoliveira/GptGovbuscaARP/tree/main/.skills/html-structure
Command: npx skills add https://github.com/joabeoliveira/GptGovbuscaARP --skill html5-semantic-structure

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill ensures your web pages are built with clean, semantic HTML, making them accessible to all users and search engines, while also optimizing for performance.

Core Features & Use Cases

  • Semantic HTML5: Utilizes tags like <header>, <nav>, <main>, <footer> for better structure and SEO.
  • Accessibility: Implements ARIA attributes, proper labeling, and keyboard navigation support.
  • SEO Basics: Includes essential meta tags for search engines and social media.
  • Performance Optimization: Incorporates lazy loading and efficient script deferral.
  • Use Case: Create a new landing page that is fully accessible, ranks well on search engines, and loads quickly on all devices.

Quick Start

Generate a standard HTML5 page structure with semantic tags and accessibility attributes.

Frequently Asked Questions about HTML5 & Semantic Structure

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

FAQPage Schema
What is semantic HTML and how does it improve web accessibility?▼

Semantic HTML uses structural tags like <header>, <nav>, <main>, and <footer> to convey document meaning, improving web accessibility by ensuring screen readers and assistive technologies can accurately navigate page sections. It directly supports WCAG AA compliance.

How do I build a standard HTML5 page structure with proper ARIA attributes?▼

To build a standard HTML5 page structure with proper ARIA attributes, use semantic tags for primary regions and enhance them with ARIA roles, proper labeling, and keyboard navigation support to ensure interactive elements are fully accessible to all users.

What's the best way to optimize HTML5 for SEO and social media?▼

The best way to optimize HTML5 for SEO and social media is to include essential meta tags within the document head, utilizing semantic tags to help search engines understand page structure and content hierarchy for better indexing and ranking.

How do I use lazy loading and script deferral for web performance in HTML5?▼

Use lazy loading and script deferral for web performance in HTML5 by deferring non-critical scripts and loading media assets only when needed, ensuring faster page load times and a smoother user experience across all devices.

Does my web page need to pass W3C validation to meet WCAG AA standards?▼

Meeting WCAG AA standards requires proper semantic structure, ARIA implementation, and keyboard navigation, which aligns closely with W3C validation; validating your HTML5 structure ensures compliance with accessibility guidelines and prevents markup errors.

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