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Found 1,982 Skills
Build autonomous AI agents with Claude Agent SDK. Structured outputs guarantee JSON schema validation, with plugins system and hooks for event-driven workflows. Prevents 14 documented errors. Use when: building coding agents, SRE systems, security auditors, or troubleshooting CLI not found, structured output validation, session forking errors, MCP config issues, subagent cleanup.
Technical SEO auditor and fixer. Runs Lighthouse/PageSpeed audits on websites or local dev servers, analyzes SEO/performance/accessibility scores, and automatically implements fixes for meta tags, structured data, Core Web Vitals, and accessibility issues.
Validate Next.js 16 configuration and detect/prevent deprecated patterns. Ensures proxy.ts usage, Turbopack, Cache Components, and App Router best practices. Use before any Next.js work or when auditing existing projects.
Systematic JavaScript/TypeScript performance audit and optimization using V8 profiling and runtime patterns. Use when (1) Users say 'optimize performance', 'audit performance', 'this is slow', 'reduce allocations', 'improve speed', 'check performance', (2) Analyzing code for performance anti-patterns (O(n²) complexity, excessive allocations, I/O blocking, template literal waste), (3) Optimizing functions regardless of current usage context - utilities, formatters, parsers are often called in hot paths even when they appear simple, (4) Fixing V8 deoptimization (monomorphic/polymorphic issues, inline caching). Audits ALL code for anti-patterns and reports findings with expected gains. Covers loops, caching, batching, memory locality, algorithmic complexity fixes with ❌/✅ patterns.
Quickly extract directly quotable golden sentences from articles to build a material library. No audit process required, extract directly. Supports the shortcut command /extract-quotes.
Audits web typography for punctuation, font selection, sizing, spacing, OpenType features, hierarchy, layout, typeface pairing, brand identity, and display type. Use when writing CSS/HTML for text, selecting or pairing typefaces, reviewing typography in web designs, configuring font-feature-settings, building a type system, or auditing typographic quality. Triggers on tasks involving font-family, font-size, line-height, letter-spacing, @font-face, font pairing, or typographic correctness.
Verify milestone achievement against its definition of done, checking requirements coverage, cross-phase integration, and end-to-end flows. Triggers include "audit milestone", "verify milestone", "check milestone", and "milestone audit". This skill reads existing phase verification files, aggregates technical debt and gaps, and spawns an integration checker for cross-phase wiring.
This skill should be used when analyzing HTML/CSS websites for SEO optimization, fixing SEO issues, generating SEO reports, or implementing SEO best practices. Use when the user requests SEO audits, optimization, meta tag improvements, schema markup implementation, sitemap generation, or general search engine optimization tasks.
Build an Energy Management Operating System Pack (energy drivers/drains map, calendar energy audit, zone-of-genius expansion plan, energy-aligned weekly schedule, recovery routines, and 2-week experiments). Use for sustainable leadership performance and burnout prevention. Category: Leadership.
GoPlus AgentGuard — AI agent security guard. Automatically blocks dangerous commands, prevents data leaks, and protects secrets. Use when reviewing third-party code, auditing skills, checking for vulnerabilities, evaluating action safety, or viewing security logs.
Kitchen Sink design system workflow for any frontend stack — Next.js, Hugo, Astro, SvelteKit, Nuxt, or plain HTML. Use when asked for a Kitchen Sink page, Design System, UI Audit, Style Guide, or Component Inventory, or when a project needs a component inventory plus component creation and a sink page implementation.
Эксперт по a11y тестированию. Используй для axe-core, automated testing и accessibility audits.