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Modern framework patterns for building reusable, maintainable UI components across React, Vue, and Svelte. \n \n Covers three composition strategies: compound components, render props, and slots, with framework-specific examples and use cases \n Compares five CSS-in-JS solutions (Tailwind, CSS Modules, styled-components, Emotion, Vanilla Extract) with guidance on when to use each \n Includes component API design principles, accessibility best practices, and patterns for controlled/uncontrolled c

Fetch web page content and convert to clean markdown format.

Fetch web page content (text + images) and save as HTML or Markdown locally.

Neural search across web, code, and company research without API keys. \n \n Three core tools: web search for news and facts, code search for GitHub and Stack Overflow examples, and company research for business intelligence \n Configurable search depth with type parameter (\"fast\" or \"deep\") for web queries and adjustable token ranges (1000–50000) for code context \n Optional advanced tools available via config update, including domain/date filtering, query expansion, full page crawling, peo

web-scraping

Frontend CloudBase Relational Database client initialization with Supabase-compatible query API. \n \n Provides canonical synchronous initialization pattern using @cloudbase/js-sdk for browser-based apps (React, Vue, vanilla JS) \n Returns a shared db client that uses identical method names and patterns to Supabase for queries, inserts, updates, and deletes \n Enforces single-client reuse across components; prohibits lazy-loading, async wrappers, and re-initialization \n Handles only frontend da

Build accessible, production-ready web forms with HTML, CSS, JavaScript, and server-side processing. \n \n Covers complete form lifecycle: HTML structure, CSS styling, JavaScript validation, and server-side handling with PHP or Python \n Includes accessibility best practices (ARIA roles), progressive enhancement, and security guidelines for data transmission \n Provides references for database integration (MySQL), data formats (JSON, XML), and REST API communication \n Supports both client-side

Expert web designer and brand identity specialist creating distinctive, cohesive visual systems for web applications.

This skill provides Web Audio API expertise for creating audio feedback, voice processing, and sound effects in the JARVIS AI Assistant.

Guides optimization of Core Web Vitals (CWV)—Google's user experience metrics that affect search ranking. CWV are confirmed ranking factors for mobile and desktop.