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Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing applications for better maintainability.

Manage secrets using the Azure Key Vault Secrets SDK for JavaScript (@azure/keyvault-secrets). Use it for storing and retrieving application secrets or configuration values.

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design. Use when architecting complex backend systems or refactoring existing applications for better maintainability.

Cryptofeed provides real-time cryptocurrency market data from over 40 exchanges, offering WebSocket streaming, normalized data, order books, trades, and tickers. It's a Python library for algorithmic trading and market data analysis.

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

Senior embedded software engineer specializing in firmware and driver development for ARM Cortex-M microcontrollers (Teensy, STM32, nRF52, SAMD). Decades of experience writing reliable, optimized, and maintainable embedded code with deep expertise in memory barriers, DMA/cache coherency, interrupt-driven I/O, and peripheral drivers.

This skill refactors existing CSS from inline styles or utility classes to semantic patterns. It triggers on phrases like "refactor CSS" and transforms to semantic classes with dark mode and tests.

Create interactive data visualizations using D3.js. Use this when creating charts, graphs, network diagrams, geographic visualizations, or custom SVG-based data visualization.

Query the openFDA API for drugs, devices, adverse events, recalls, regulatory submissions (510k, PMA), and substance identification (UNII), supporting FDA regulatory data analysis and safety research.

Master Java 21+ with modern features like virtual threads and pattern matching.

Azure Data Lake Storage Gen2 SDK for Python. Use for hierarchical file systems, big data analytics, and file/directory operations.

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui). Use for complex artifacts requiring state management, routing, or shadcn/ui components - not for simple single-file HTML/JSX artifacts.

Search the arXiv preprint repository for papers in physics, mathematics, computer science, quantitative biology, and related fields.

Build and deploy Firebase Data Connect backends with PostgreSQL. Use for schema design, GraphQL queries/mutations, authorization, and SDK generation for web, Android, iOS, and Flutter apps.

Expert patterns for Clerk authentication implementation, including middleware, organizations, webhooks, and user synchronization. Use this skill when adding authentication, Clerk auth, user authentication, sign-in, or sign-up functionalities.

Diagnoses and fixes CI/CD pipeline failures. Use when the user mentions 'CI', 'GitHub Actions', 'GitLab CI', 'ビルドエラー', 'テスト失敗', 'パイプライン', 'CIが落ちた', or asks to analyze build/test failures. Do NOT load for: ローカルビルド, 通常の実装作業, レビュー, セットアップ.

Removes AI-generated code slop from a branch, useful for cleaning up AI-generated code by removing unnecessary comments, defensive checks, or type casts. It also checks diff against main and fixes style inconsistencies.

Quick reference guide to CC-DevFlow Constitution v2.0.0 with links to full text. Covers all 10 Articles and Phase -1 Gates.

Build and deploy GitHub Copilot SDK apps to Azure.

Display Claude Router usage statistics and cost savings.

Use for performance testing reviews involving multiple agents.

Master orchestrator of peer-to-peer and hierarchical multi-agent architectures.

Multiplayer game development principles. Architecture, networking, synchronization.

Generate AI images with over 50 models like FLUX, Gemini, and Grok via inference.sh CLI. It offers capabilities such as text-to-image, image editing, and upscaling, ideal for AI art, product mockups, and marketing visuals.

Generate AI images with over 50 models like FLUX, Gemini, Grok, Seedream, and Reve via inference.sh CLI. Capabilities include text-to-image, image-to-image, inpainting, and upscaling, ideal for AI art, product mockups, and marketing visuals.

Build production-ready monitoring, logging, and tracing systems.

Generate AI images with over 50 models like FLUX, Gemini, and Grok via inference.sh CLI. This tool offers text-to-image, image editing, and upscaling capabilities for AI art, product mockups, and marketing visuals.

Send and receive messages between AI agents using AI Maestro's messaging system. This skill is used for inter-agent communication, such as sending, checking, or reading messages, or notifying/telling an agent.

Automate Airtable tasks via Rube MCP (Composio): records, bases, tables, fields, views. Always search tools first for current schemas.

Distributed computing for larger-than-RAM pandas/NumPy workflows, scaling existing code beyond memory or across clusters. Ideal for parallel file processing, distributed ML, and integration with pandas.

Expert firmware analyst specializing in embedded systems and IoT.

Proactively query the code graph database to understand relationships and impact of changes. This skill is your primary tool for understanding code structure, avoiding breaking changes, and gaining context when reading, searching, or exploring the codebase.

Generate, edit, and read PowerPoint presentations. This skill can create new presentations from scratch, modify existing PPTX files, or extract text content.

Manages database migrations for SQLAlchemy projects using Alembic.

Provides architectural guidance for data lake design, covering partitioning strategies, storage layout, schema design, and lakehouse patterns. Activates when users discuss data lake architecture, partitioning, or large-scale data organization.

Ship correct, complete metadata.

PROACTIVELY search auto-generated documentation upon receiving any user instruction. Look for function signatures, API documentation, class definitions, and code comments BEFORE implementing anything, as your codebase documentation is valuable and should be used first.

Use to review, generate, or refactor Java, Spring, MyBatis, Maven, MySQL, SQL, logging, exception, security, or database-related code according to Alibaba Java Coding Guidelines.

Proactively search conversation history upon receiving user instructions. Find previous discussions, decisions, and context BEFORE starting new work, as your memory is valuable.

Access AlphaFold's 200M+ AI-predicted protein structures. Retrieve them by UniProt ID, download PDB/mmCIF files, and analyze confidence metrics (pLDDT, PAE) for drug discovery and structural biology.

The world's largest Claude Code skill aggregation hub, featuring over 3900 skills from 12+ sources, with online search and a trend analysis dashboard.

Create AI marketing videos for ads, promos, product launches, and brand content, utilizing models like Veo and Kokoro for visuals and voiceovers. This includes product demos, testimonials, and explainers for platforms like Facebook and YouTube.

Allra backend standard for error handling and exception processing. Use when handling errors, creating custom exceptions, or implementing error responses.

Create AI marketing videos for ads, promos, product launches, and brand content, leveraging models like Veo and Kokoro. These videos, including product demos and explainers, are perfect for social media ads and brand awareness.

AI and machine learning workflow covering LLM application development, RAG implementation, agent architecture, ML pipelines, and AI-powered features.

Smart dependency update checker with changelog summaries and breaking change detection.

Process and transform arrays of data with common operations like filtering, mapping, and aggregation.

Generate AI music on RunComfy using the `runcomfy` CLI, a smart router for music models. It routes to ElevenLabs AI Music Generation for premium vocal tracks and ACE Step/1.5 for cheaper, tag-driven compositions with multilingual lyrics, also offering audio inpainting.