linear-task-selector
Fetch tasks from Linear backlog and handle user selection. Saves selected task context for use in feature/bug/plan workflows. Reduces context usage by consolidating Linear API interactions.
algorithmic-art
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request creating art using code, generative art, algorithmic art, flow fields, or particle systems. Create original algorithmic art rather than copying existing artists' work to avoid copyright violations.
artifacts-builder
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.
brand-guidelines
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual formatting, or company design standards apply.
canvas-design
Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to create a poster, piece of art, design, or other static piece. Create original visual designs, never copying existing artists' work to avoid copyright violations.
docx
Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction. When Claude needs to work with professional documents (.docx files) for: (1) Creating new documents, (2) Modifying or editing content, (3) Working with tracked changes, (4) Adding comments, or any other document tasks
Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms. When Claude needs to fill in a PDF form or programmatically process, generate, or analyze PDF documents at scale.
pptx
Presentation creation, editing, and analysis. When Claude needs to work with presentations (.pptx files) for: (1) Creating new presentations, (2) Modifying or editing content, (3) Working with layouts, (4) Adding comments or speaker notes, or any other presentation tasks
xlsx
Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
skill-creator
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.
template-skill
Replace with description of the skill and when Claude should use it.
theme-factory
Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any artifact that has been creating, or can generate a new theme on-the-fly.
validating-plans
Systematically validate implementation plans before execution - catches hallucinations, TDD violations, missing references, and architectural issues that derail implementations. Use after writing-plans skill creates a plan document.
webapp-testing
Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs.
code-review
Systematic code review checklist
debugging
Systematic approach to debugging software issues
git-workflow
Standard git workflow for feature development
memory-management
Managing agent memory for effective recall
brand-illustrator
Generate Builder Methods hand-drawn line art illustrations (icons, scenes, periphery) with a single accent color (Coral/Teal/Indigo/Amber). Use for blog headers, thumbnails, course graphics, social posts, and on-brand UI/tech metaphors.
claude-thread-publisher
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marimo
Assistant for creating, editing, and debugging reactive Python notebooks with marimo. Use when you need to build marimo notebooks, debug reactive execution, add interactive UI elements, or convert traditional notebooks to marimo format. Provides code patterns, utility functions, and best practices for marimo development.
marp-slide-quality
Analyze and improve Marp markdown presentations using SlideGauge. Use when working with Marp presentations, slide decks, or when user asks to check, analyze, improve, or validate slide quality.
pentest-toolkit
AI-Powered Security Testing Toolkit - Professional penetration testing scripts for discovering vulnerabilities, analyzing application structure, and generating context-aware security tests. All scripts return structured JSON for agent consumption.
release-runbook
Universal release workflow: detect project type, init versioning if needed, run tests, bump version, tag, push, and create GitHub release. Works with Python, Go, Node.js, Rust, Java, .NET, Ruby, PHP, and multi-language projects.
skill-creator
Create new Agent Skills interactively or from templates. Use when user wants to create, generate, scaffold, or build a new skill, or mentions creating skills, writing skills, skill templates, skill development.
cli-tmux
Use tmux to run and test our interactive CLI/TUI end-to-end. Includes how to start, send keys, capture output, and cleanly stop (double Ctrl+C).
yt-transcript
Fetch transcripts from YouTube videos. Use when user asks to get, download, extract, or retrieve YouTube video transcripts, captions, or subtitles. Also activates for video content analysis, summarizing YouTube videos, or processing video content.
big_text
Create ASCII art banners using figlet. Use this when the user asks for big text, banners, or ASCII art.
cooking-best-practices
Reference for how I like to cook.
coding-best-practices
Reference for how I like to write code.
dance-best-practices
Reference for how I like to dance and call square dances.
protocol-design
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writing-plugins
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new-project
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python-packages
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spec-interview
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uniswap
Trade and interact with Uniswap in Python using Ape and the uniswap-sdk package.
writing-sdks
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writing-bots
Write a bot to continuously listen and respond to events on a public blockchain network.
maestro:content-engine
Multi-platform content creation for X, LinkedIn, TikTok, YouTube, and newsletters. Use in any maestro phase when producing social media content or marketing materials.
maestro:content-hash-cache-pattern
SHA-256 content hash caching for expensive file processing. Use during maestro:implement when adding caching layers with path-independent, auto-invalidating cache keys.
maestro:continuous-learning-v2
Instinct-based learning system with hooks, confidence scoring, and skill evolution. Use across all maestro phases for project-scoped pattern learning via session observation.
maestro:continuous-learning
Auto-extract reusable patterns from Claude Code sessions as learned skills. Use across all maestro phases to capture and reuse session learnings.
maestro:cost-aware-llm-pipeline
Cost optimization for LLM API usage with model routing, budget tracking, retry logic, and prompt caching. Use during maestro:implement when building LLM-powered features.
maestro:cpp-coding-standards
C++ coding standards based on C++ Core Guidelines for modern, safe, idiomatic C++. Use during maestro:implement for C++ code quality and maestro:review for C++ review criteria.
maestro:cpp-testing
C++ testing with GoogleTest and CTest, coverage analysis, and sanitizers. Use during maestro:implement when writing C++ tests and maestro:review when checking C++ test coverage.
maestro:database-migrations
Database migration best practices for schema changes, rollbacks, and zero-downtime deployments across PostgreSQL, MySQL, and ORMs. Use during maestro:implement when modifying database schemas.
maestro:deployment-patterns
Deployment workflows, CI/CD pipelines, Docker containerization, and rollback strategies. Use during maestro:implement for deployment setup and maestro:review for production readiness.
maestro:django-patterns
Django architecture patterns, DRF APIs, ORM best practices, caching, and middleware. Use during maestro:implement when building Django features or REST APIs with Django REST Framework.
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