Claude Skills by erichowens

Expert in temporal event detection, spatio-temporal clustering (ST-DBSCAN), and photo context understanding. Use for detecting photo events, clustering by time/location, shareability prediction, place recognition, event significance scoring, and life event detection. Activate on 'event detection', 'temporal clustering', 'ST-DBSCAN', 'spatio-temporal', 'shareability prediction', 'place recognition', 'life events', 'photo events', 'temporal diversity'. NOT for individual photo aesthetic quality...

Expert landscape designer transforming yards through photo mapping, 3D visualization, seasonal planning, and deep plant knowledge. Specializes in fast-growing privacy screens (knows arborvitae pitfalls), architecture-appropriate design, outdoor living spaces, and realistic maintenance expectations. Activate on "landscape design", "yard design", "garden planning", "plant selection", "privacy screen", "outdoor living", "backyard makeover", "arborvitae", "hedge", "fast growing tree", "landscapin...

Manage feature manifests for code traceability. Use when creating new features, updating existing features, checking feature health, or exploring the feature-to-code relationship. Activates for manifest validation, feature creation, changelog updates, and traceability queries.

End-to-end form handling with react-hook-form, Zod schemas, validation patterns, error messaging, field arrays, and multi-step wizards. Use for complex forms, validation architecture, autosave, field dependencies. Activate on "form validation", "react-hook-form", "Zod", "form error", "multi-step form", "wizard". NOT for simple HTML forms, backend validation only, or non-React frameworks.

Frontend stack expert for Cloudflare deployment, shadcn/ui components, and internal tools architecture. Guides technology choices, deployment patterns, and design system integration.

Generate hand-drawn style diagrams and infographics for recovery education articles. Creates anatomist's notebook aesthetic visuals - brain diagrams, timelines, social comparisons, and process flows using continuous line art, semantic color coding, and margin annotations.

Strategic job application planning and Resume SEO optimization. Approaches applications like marketing campaigns with market research, opportunity qualification, and content optimization. Activate on 'optimize resume', 'tailor resume', 'ATS optimization', 'job fit score', 'should I apply'. NOT for initial career narratives (career-biographer), portfolio design (cv-creator), or market positioning (competitive-cartographer).

Expert at evaluating software projects for production readiness. Assesses codebases holistically to determine what's shippable, what's blocking launch, and how to get from current state to "good enough to charge money for."

Human interface agent that translates ecosystem activity into clear, actionable communication. Creates status briefings, decision requests, celebration reports, concern alerts, and opportunity summaries. Use for 'status update', 'brief me', 'what's happening', 'summarize progress', or when complex multi-agent work needs human-readable reporting.

Expert MCP (Model Context Protocol) server developer creating safe, performant, production-ready servers with proper security, error handling, and developer experience. Activate on 'create MCP', 'MCP server', 'build MCP', 'custom tool server', 'MCP development', 'Model Context Protocol'. NOT for using existing MCPs (just invoke them), general API development (use backend-architect), or skills/agents without external state (use skill-coach/agent-creator).

Comprehensive MDX content sanitizer that escapes angle brackets, generics, and other JSX-conflicting patterns to prevent build failures

20 years Weta/Pixar experience in real-time graphics, Metal shaders, and visual effects. Expert in MSL shaders, PBR rendering, tile-based deferred rendering (TBDR), and GPU debugging. Activate on 'Metal shader', 'MSL', 'compute shader', 'vertex shader', 'fragment shader', 'PBR', 'ray tracing', 'tile shader', 'GPU profiling', 'Apple GPU'. NOT for WebGL/GLSL (different architecture), general OpenGL (deprecated on Apple), CUDA (NVIDIA only), or CPU-side rendering optimization.

Mobile-first UX optimization for touch interfaces, responsive layouts, and performance. Use for viewport handling, touch targets, gestures, mobile navigation. Activate on mobile, touch, responsive, dvh, viewport, safe area, hamburger menu. NOT for native app development (use React Native skills), desktop-only features, or general CSS (use Tailwind docs).

Modern authentication implementation for 2026 - passkeys (WebAuthn), OAuth (Google, Apple), magic links, and cross-device sync. Use for passwordless-first authentication, social login setup, Supabase Auth, Next.js auth flows, and multi-factor authentication. Activate on "passkeys", "WebAuthn", "Google Sign-In", "Apple Sign-In", "magic link", "passwordless", "authentication", "login", "OAuth", "social login". NOT for session management without auth (use standard JWT docs), authorization/RBAC (...

Comprehensive knowledge system for addiction recovery environments, supporting both residential and outpatient (IOP/PHP) patients. Expert in evidence-based treatment modalities (CBT, DBT, MI, EMDR, MAT), recovery resources, coping strategies, crisis intervention, family systems, and holistic wellness. Activate on "rehab", "addiction recovery", "substance abuse", "treatment center", "IOP", "PHP", "detox", "sobriety support", "MAT", "Suboxone", "methadone", "12 step", "SMART Recovery". NOT for ...

Deep expertise in criminal record expungement laws across all 50 US states and DC. Knows eligibility rules, waiting periods, processes, fees, and common misconceptions.

Creates breathtaking iOS/Mac and web apps with organic, non-AI aesthetic. Expert in SwiftUI, React animations, physics-based motion, and human-crafted design. Use for iOS/Mac app UI, React/Vue animations, native-feel web apps, physics-based motion design. Activate on "SwiftUI", "iOS app", "native app", "React animation", "motion design", "UIKit", "physics animation". NOT for backend logic, API design (use backend-architect), simple static sites (use web-design-expert), or pure graphic design ...

Modern web applications with authentic neobrutalist aesthetic. Bold typography, hard shadows (no blur), thick black borders, high-contrast primary colors, raw visual tension. Extrapolates neobrutalism to SaaS dashboards, e-commerce, landing pages, startup MVPs. Activate on 'neobrutalism', 'neubrutalism', 'brutalist', 'bold borders', 'hard shadows', 'raw aesthetic', 'anti-minimalism', 'gumroad style', 'figma style'. NOT for glassmorphism (use vaporwave-glassomorphic-ui-designer), Windows retro...

Expert in Next.js 14/15 App Router architecture, React Server Components (RSC), Server Actions, and modern full-stack React development. Specializes in routing patterns, data fetching strategies, caching, streaming, and deployment optimization.

Expert in implementing OAuth 2.0 and OpenID Connect (OIDC) authentication flows. Specializes in secure token handling, social login integration, API authorization, and identity provider configuration. Handles both client-side and server-side flows with security best practices.

Master coordinator that delegates to specialist skills, synthesizes outputs, AND creates new skills on-the-fly when needed. Expert in problem decomposition, skill orchestration, quality assurance, and skill creation for capability gaps. Use for multi-skill coordination, complex task decomposition, workflow design. Activates on 'orchestrate', 'coordinate', 'multi-skill', 'complex task'. NOT for single-domain tasks or simple linear workflows.

Expert in residential hollow space detection, hidden room discovery, and safe room planning. Helps map house dimensions, identify anomalies suggesting hidden spaces, and safely explore potential voids. Knowledge of architectural history, construction methods, and non-destructive investigation techniques. Activate on "panic room", "hidden room", "secret room", "hollow space", "house mapping", "find hidden space", "room dimensions", "hidden door", "false wall", "priest hole", "prohibition era",...

Expert personal finance coach with deep knowledge of tax optimization, investment theory (MPT, factor investing), retirement mathematics (Trinity Study, SWR research), and wealth-building strategies grounded in academic research. Activate on 'personal finance', 'investing', 'retirement planning', 'tax optimization', 'FIRE', 'SWR', '4% rule', 'portfolio optimization'. NOT for tax preparation services, specific securities recommendations, guaranteed return promises, or replacing licensed financ...

Compassionate support for pet loss, memorial creation, and honoring the bond between humans and their animal companions. Specializes in tribute writing, keepsake ideas, and navigating the unique grief of losing a pet.

Real-time rope/cable physics using Position-Based Dynamics (PBD), Verlet integration, and constraint solvers. Expert in quaternion math, Gauss-Seidel/Jacobi solvers, and tangling detection. Activate on 'rope simulation', 'PBD', 'Position-Based Dynamics', 'Verlet', 'constraint solver', 'quaternion', 'cable dynamics', 'cloth simulation', 'leash physics'. NOT for fluid dynamics (SPH/MPM), fracture simulation (FEM), offline cinematic physics, molecular dynamics, or general game physics engines (u...

Expert in end-to-end testing with Playwright, the modern cross-browser testing framework. Specializes in test generation, page object patterns, visual regression testing, and CI/CD integration. Handles complex testing scenarios including authentication flows, API mocking, and mobile emulation.

LLM-powered visual testing expert for automated screenshot capture, analysis, and UI verification using Playwright with multimodal AI inspection.

Expert in PostgreSQL performance tuning, query optimization, and database administration. Specializes in EXPLAIN analysis, indexing strategies, connection pooling, partitioning, and production-grade PostgreSQL operations.

Expert project manager for ADHD engineers managing multiple concurrent projects. Specializes in hyperfocus management, context-switching minimization, and parakeet-style gentle reminders. Activate on 'ADHD project management', 'context switching', 'hyperfocus', 'task prioritization', 'multiple projects', 'productivity for ADHD', 'task chunking', 'deadline management'. NOT for neurotypical project management, rigid waterfall processes, or general productivity advice without ADHD context.

Progressive Web App development with Service Workers, offline support, and app-like behavior. Use for caching strategies, install prompts, push notifications, background sync. Activate on "PWA", "Service Worker", "offline", "install prompt", "beforeinstallprompt", "manifest.json", "workbox", "cache-first". NOT for native app development (use React Native), general web performance (use performance docs), or server-side rendering.

Optimize React apps for 60fps performance. Implements memoization, virtualization, code splitting, bundle optimization. Use for slow renders, large lists, bundle bloat. Activate on "React performance", "slow render", "useMemo", "bundle size", "virtualization". NOT for backend optimization, non-React frameworks, or premature optimization.

Expert in building blazing-fast reactive dashboards with comprehensive testing. Masters React performance patterns, testing strategies for async components, and real-world patterns from Linear, Vercel, Notion.

Build real-time collaborative editing with WebSockets, OT/CRDT conflict resolution, and presence awareness. Implements cursor tracking, optimistic updates, and offline sync. Use for collaborative editors, whiteboards, video editing. Activate on "real-time collaboration", "WebSocket sync", "multiplayer editing", "CRDT", "presence awareness". NOT for simple chat, request-response APIs, or single-user apps.

Generate legally-sound terms of service, privacy policies, and medical disclaimers for recovery and wellness applications. Expert in HIPAA, GDPR, CCPA compliance. Activate on 'terms of service', 'privacy policy', 'legal terms', 'medical disclaimer', 'HIPAA', 'user agreement'. NOT for contract negotiation (use attorney), app development (use domain skills), or moderation (use recovery-community-moderator).

Expert guidance for designing and implementing onboarding flows in recovery, wellness, and mental health applications. This skill should be used when building onboarding experiences, first-time user flows, feature discovery, or tutorial systems for apps serving vulnerable populations (addiction recovery, mental health, wellness). Activate on "onboarding", "first-time user", "tutorial", "feature tour", "welcome flow", "new user experience", "app introduction", "recovery app UX". NOT for genera...

Follow Recovery Coach codebase patterns and conventions. Use when writing new code, components, API routes, or database queries. Activates for general development, code organization, styling, and architectural decisions in this project.

Trauma-informed AI moderator for addiction recovery communities. Applies harm reduction principles, honors 12-step traditions, distinguishes healthy conflict from abuse, detects crisis posts. Activate on 'community moderation', 'moderate forum', 'review post', 'check content', 'crisis detection'. NOT for legal documents (use recovery-app-legal-terms), app development (use domain skills), or therapy (use jungian-psychologist).

Write neuroscientific, peer-oriented drug education content that roots experiences in body/brain mechanisms. Use when creating educational articles, explaining neurological phenomena, demystifying recovery challenges, or answering "why does this happen?" questions. Activates for harm reduction content, psychoeducation, recovery science writing, and content that reduces shame through understanding.

Privacy-first social features for recovery apps - sponsors, groups, messaging, friend connections. Use for sponsor/sponsee systems, meeting-based groups, peer support, safe messaging. Activate on "sponsor", "sponsee", "recovery group", "accountability partner", "sober network", "meeting group", "peer support". NOT for general social media patterns (use standard social), dating features, or public profiles.

Expert code refactoring specialist for improving code quality without changing behavior. Activate on: refactor, code smell, technical debt, legacy code, cleanup, simplify, extract method, extract class, DRY, SOLID principles. NOT for: new feature development (use feature skills), bug fixing (use debugging skills), performance optimization (use performance skills).

Security vulnerability scanner and OWASP compliance auditor for codebases. Dependency scanning (npm audit, pip-audit), secret detection (high-entropy strings, API keys), SAST for injection/XSS vulnerabilities, and security posture reports. Activate on 'security audit', 'vulnerability scan', 'OWASP', 'secret detection', 'dependency check', 'CVE', 'security review', 'penetration testing prep'. NOT for runtime WAF configuration (use infrastructure tools), network security/firewalls, or complianc...

Comprehensive SEO, discoverability, and AI crawler optimization for web projects. Use for technical SEO audits, llms.txt/robots.txt setup, schema markup, social launch strategies (Product Hunt, HN, Reddit), and Answer Engine Optimization (AEO). Activate on 'SEO', 'discoverability', 'llms.txt', 'robots.txt', 'Product Hunt', 'launch strategy', 'get traffic', 'be found', 'search ranking'. NOT for paid advertising, PPC campaigns, or social media content creation (use marketing skills).

Docusaurus build health validation and deployment safety for Claude Skills showcase. Pre-commit MDX validation (Liquid syntax, angle brackets, prop mismatches), pre-build link checking, post-build health reports. Activate on 'build errors', 'commit hooks', 'deployment safety', 'site health', 'MDX validation'. NOT for general DevOps (use deployment-engineer), Kubernetes/cloud infrastructure (use kubernetes-architect), runtime monitoring (use observability-engineer), or non-Docusaurus projects.

Authoritative meta-skill for creating, auditing, and improving Agent Skills. Combines skill-coach expertise with skill-creator workflows. Use for skill creation, validation, improvement, activation debugging, and progressive disclosure design. NOT for general Claude Code features, runtime debugging, or non-skill coding.

Guides creation of high-quality Agent Skills with domain expertise, anti-pattern detection, and progressive disclosure best practices. Activate on keywords: create skill, review skill, skill quality, skill best practices, skill anti-patterns, improve skill, skill audit. NOT for general coding advice, slash commands, MCP development, or non-skill Claude Code features.

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations.

Documentation expert for Claude Skills showcase website. Maintains skill-to-website sync, manages tag taxonomy and badges, creates blog-style artifacts, and preserves multi-skill collaborations for posterity. Activate on 'document', 'sync skills', 'create artifact', 'validate skills', 'add tags', 'tag management', 'badge', 'metadata'. NOT for code implementation (use domain skills), design creation (use web-design-expert), testing (use test-automator), or project planning (use orchestrator).

Logs and scores skill usage quality, tracking output effectiveness, user satisfaction signals, and improvement opportunities. Expert in skill analytics, quality metrics, feedback loops, and continuous improvement. Activate on "skill logging", "skill quality", "skill analytics", "skill scoring", "skill performance", "skill metrics", "track skill usage", "skill improvement". NOT for creating skills (use agent-creator), skill documentation (use skill-coach), or runtime debugging (use debugger sk...

Daily protection and relapse prevention companion for people in recovery. Expert in identifying high-risk situations, managing triggers, maintaining accountability, encouraging therapy/couples counseling investment, and building sustainable recovery habits. Activate on "relapse prevention", "staying sober", "trigger management", "recovery daily", "sobriety check-in", "high risk situation", "couples therapy recovery", "protect sobriety". NOT for active crisis (call 988 or your sponsor), prescr...

Performance optimization and continuous improvement for sobriety.tools recovery app. Use for load time optimization, offline capability, crisis detection, performance monitoring, automated issue detection. Activate on "sobriety.tools", "recovery app perf", "crisis detection", "offline meetings", "HALT check-in", "sponsor contacts". NOT for general Next.js help, unrelated Cloudflare Workers, or non-recovery apps.