# HTML PATH — The Complete Interactive HTML Learning Path & Masterclass
> The open, interactive HTML masterclass featuring 20 modules, 100 chapters, and 1,126+ lessons with live code execution, quizzes, and gamified progress tracking.

## Overview
- Website: https://htmlpath.com
- Full Curriculum Index: https://htmlpath.com/llms-full.txt
- Sitemap: https://htmlpath.com/sitemap.xml
- Format: Static HTML with interactive client-side sandboxes
- License: Open Educational Resource

## Core Modules & Learning Paths
- [Module 01: HTML Foundations](https://htmlpath.com/01-html-foundations/): Web architecture, HTTP lifecycle, DOM anatomy, doctype, and boilerplate syntax.
- [Module 02: Text & Content](https://htmlpath.com/02-text-and-content/): Headings (h1-h6), paragraphs, blockquotes, lists, and preformatted code.
- [Module 03: Attributes & Formatting](https://htmlpath.com/03-attributes-and-formatting/): Global attributes (id, class, data-*), boolean flags, and inline formatting.
- [Module 04: Tables](https://htmlpath.com/04-tables/): 2D matrix grids, headers, rowspan/colspan, sticky headers, and responsive reflow.
- [Module 05: Forms Basics](https://htmlpath.com/05-forms-basics/): Request/response lifecycle, input types, labels, checkboxes, and textareas.
- [Module 06: Forms Advanced](https://htmlpath.com/06-forms-advanced/): Constraint Validation API, file uploads, datepickers, and multi-step wizards.
- [Module 07: Multimedia](https://htmlpath.com/07-multimedia/): WebP/AVIF images, responsive picture, HTML5 video/audio, and inline SVG.
- [Module 08: Semantic HTML](https://htmlpath.com/08-semantic-html/): HTML5 landmark elements, accessible outlines, and semantic structures.
- [Module 09: Accessibility (a11y)](https://htmlpath.com/09-accessibility/): WCAG 2.2 standards, ARIA roles/states, screen-reader testing, and keyboard traps.
- [Module 10: HTML5 APIs Part 1](https://htmlpath.com/10-html5-apis-part1/): Geolocation, Web Storage (localStorage/sessionStorage), Canvas 2D, and Drag & Drop.
- [Module 11: HTML5 APIs Part 2](https://htmlpath.com/11-html5-apis-part2/): Web Workers, IndexedDB, Service Workers, Offline PWA, and WebSockets.
- [Module 12: Performance & Optimization](https://htmlpath.com/12-performance/): Critical Rendering Path, Core Web Vitals (LCP, INP, CLS), lazy loading, and asset preloading.
- [Module 13: SEO & Metadata](https://htmlpath.com/13-seo-and-metadata/): OpenGraph, Twitter Cards, Schema.org JSON-LD, sitemaps, robots.txt, and canonical URLs.
- [Module 14: Security](https://htmlpath.com/14-security/): Content Security Policy (CSP), XSS mitigation, iframe sandboxing, CORS, and Subresource Integrity (SRI).
- [Module 15: HTML + CSS Integration](https://htmlpath.com/15-html-css-integration/): CSS Grid, Flexbox, Custom Properties (CSS variables), and modern layouts.
- [Module 16: HTML + JavaScript Integration](https://htmlpath.com/16-html-javascript-integration/): DOM manipulation, Event delegation, Custom Events, MutationObserver, and script defer/async.
- [Module 17: Modern HTML (Living Standard)](https://htmlpath.com/17-modern-html/): Native dialog, Popover API, Declarative Shadow DOM, and Custom Elements.
- [Module 18: HTML for Platforms](https://htmlpath.com/18-html-for-platforms/): HTML email design, PWA web app manifests, Electron/Tauri desktop wrappers, and WebView integration.
- [Module 19: Security & Tooling](https://htmlpath.com/19-security-and-tooling/): Linters (HTMLHint, axe-core), Prettier, Vite/Webpack bundling, CI/CD automated validation.
- [Module 20: Advanced & Future Architecture](https://htmlpath.com/20-advanced-and-future/): Web Components, Micro-frontends, Internationalization (i18n), and WebAssembly (Wasm) hosting.

## Interactive Arcade Games & Simulators
- [Asteroid Blaster](https://htmlpath.com/games/asteroid-blaster.html): Fast-paced HTML tag typing space arcade game.
- [DOM Snap Puzzle](https://htmlpath.com/games/dom-puzzle.html): 20-level interactive DOM tree assembly puzzle.
- [Box Model Forcefield](https://htmlpath.com/games/box-model.html): Real-time interactive CSS box model visualizer.