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Implement WCAG 2.1 accessibility standards for semantic HTML, keyboard navigation, ARIA attributes, and screen reader support. \n \n Covers semantic HTML structure, keyboard navigation (Tab, arrow keys, ESC), and focus management for modals and interactive components \n Provides ARIA attribute guidance (aria-label, aria-live, aria-hidden, role attributes) with practical React/TypeScript examples \n Includes color contrast requirements (WCAG AA/AAA), visual focus indicators, and testing strategie

Web search using the agent's built-in WebSearch tool, no API key required. \n \n Accepts simple query strings and returns relevant web results; best for current information, recent events, fact verification, and real-time research \n Effective queries benefit from specificity, year inclusion for recency, and domain-specific terminology; iterative refinement recommended for broad or multi-perspective searches \n Results cannot access paywalled content and depend on the agent's WebSearch implement

Web Design Guidelines \n Modern web design principles for responsive layouts, accessibility, and visual hierarchy. \n When to Use \n \n Creating polished web interfaces \n Improving accessibility \n Responsive design patterns \n Visual hierarchy decisions \n \n Source \n This skill references patterns from Vercel's agent-skills .

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

Expert guidance for building scalable web scrapers and crawlers using Scrapy with best practices for spider development, data extraction, and pipeline management. \n \n Covers spider architecture, CSS/XPath data extraction, Item Pipelines, and middleware development for request/response handling \n Includes strategies for rate limiting, User-Agent rotation, proxy management, and handling JavaScript-rendered content with Scrapy-Splash or Scrapy-Playwright \n Provides error handling patterns, perf

Reverse-engineered Gemini Web API for text and image generation with multi-turn conversation support. \n \n Supports text generation, image generation from prompts, and vision input via reference images for analysis or variation \n Includes four model options: gemini-3-pro (default), gemini-3-flash, gemini-3-flash-thinking, and gemini-3.1-pro-preview \n Multi-turn conversation via session IDs with automatic cookie caching and browser-based Google authentication \n Requires user consent before fi

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Web scraping and data extraction using Python tools for static, dynamic, and large-scale content. \n \n Supports static sites via requests and BeautifulSoup, dynamic content via Selenium and Playwright, and large-scale extraction via Scrapy and firecrawl \n Includes specialized tools for AI-powered extraction (jina), structured queries (agentQL), and complex automation workflows (multion) \n Built-in guidance on rate limiting, robots.txt compliance, error handling, session management, and pagina

Reliable web scraping with cascading fallbacks, anti-bot bypass, and poison pill detection. \n \n Implements a scraping cascade architecture with four strategies: trafilatura for fast article extraction, requests with rotating user agents, Playwright with stealth mode for JavaScript-heavy sites, and async Playwright for Jupyter notebooks \n Includes poison pill detection to identify paywalls, CAPTCHAs, rate limits, Cloudflare blocks, and login walls using pattern matching and status code analysi

Automated UI code review against Vercel's Web Interface Guidelines. \n \n Fetches the latest guidelines from the official Vercel repository before each review to ensure current rule compliance \n Analyzes React, Vue, Svelte, HTML, CSS, and JavaScript/TypeScript files against all fetched rules \n Reports violations in file:line format with actionable feedback on how to fix each issue \n Supports file paths and glob patterns for flexible scope selection across projects \n