agents-autogpt
AutoGPT platform for building, deploying, and running continuous autonomous agents. Use for visual workflow agents, persistent automation, and multi-step AI systems.
agents-langchain
LangChain framework for building LLM apps with agents, chains, and RAG across providers. Use for chatbots, tool-calling agents, and retrieval workflows in prototypes or production.
agents-llamaindex
LlamaIndex framework for data-centric LLM apps and RAG. Use for document ingestion, indexing, querying, and building retrieval-driven chatbots or knowledge tools.
senior-prompt-engineer
Prompt engineering workflow for building reliable assistants and agents: task decomposition, instruction hierarchy, tool-use patterns, safety constraints, and evaluation design. Use when writing or refactoring system prompts, creating structured prompts, building prompt test suites, or debugging regressions in LLM behavior.
adaptyv
Cloud laboratory platform for automated protein testing and validation. Use when designing proteins and needing experimental validation including binding assays, expression testing, thermostability measurements, enzyme activity assays, or protein sequence optimization. Also use for submitting experiments via API, tracking experiment status, downloading results, optimizing protein sequences for better expression using computational tools (NetSolP, SoluProt, SolubleMPNN, ESM), or managing protein design workflows with wet-lab validation.
aeon
This skill should be used for time series machine learning tasks including classification, regression, clustering, forecasting, anomaly detection, segmentation, and similarity search. Use when working with temporal data, sequential patterns, or time-indexed observations requiring specialized algorithms beyond standard ML approaches. Particularly suited for univariate and multivariate time series analysis with scikit-learn compatible APIs.
senior-computer-vision
Computer vision engineering workflow for dataset design, model selection (detection/segmentation/classification), evaluation, inference optimization, and deployment. Use when planning or reviewing CV systems, auditing datasets, defining metrics/splits, or diagnosing model/inference issues.
senior-data-engineer
Data engineering workflows for designing reliable pipelines and datasets: ingestion, transforms, orchestration, schema evolution, data contracts, quality checks, and observability. Use when building ETL/ELT, reviewing pipelines, defining warehouse/lake schemas, or diagnosing data quality incidents.
senior-data-scientist
Data science workflow for turning ambiguous questions into measurable metrics, experiments, and models. Use when framing hypotheses, selecting metrics, designing A/B tests, building predictive models, doing error analysis, or writing experiment/model reports with clear assumptions and caveats.
frontend-design
Create distinctive, production-grade frontend UI with a bold, intentional aesthetic direction, purposeful layouts, meaningful motion, and strong accessibility. Prefer React + Next.js (TypeScript), but support vanilla HTML/CSS/JS when appropriate.
information-architect
World-class information architecture workflows for product and design teams: define navigation, taxonomy, labeling, content models, and page hierarchy so complex products feel obvious. Use when designing or redesigning an app/website structure, menus, docs/knowledge base IA, onboarding flows, search/filtering, permissions-based navigation, or when turning a messy feature set into a coherent system.
theme-factory
Toolkit for styling artifacts with consistent themes (slides, docs, reports, HTML landing pages). Includes 10 preset color/font themes and a workflow for applying or generating a custom theme.
xlsx
Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. Use for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modifying existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas.
react-best-practices
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance improvements.
senior-architect
Senior software architecture workflows and tooling for system design, scalability and reliability planning, API/data modeling, trade-off analysis, ADR writing, and producing clear architecture diagrams (Mermaid). Use when you need to define or revise architecture for a feature/system, choose technologies, document decisions, or review an existing codebase’s architecture.
senior-backend
Backend engineering workflows for designing and implementing robust APIs and services: data modeling, authN/authZ, error handling, performance, migrations, observability, and operational safety. Use when building or reviewing backend code, defining API contracts, planning DB changes, or writing backend design docs.
senior-devops
DevOps workflow for CI/CD, infrastructure, observability, reliability, and safe deployments. Use when designing deployment pipelines, reviewing infra changes, improving operational readiness (alerts/runbooks), or auditing a repo’s production-readiness signals.
agile-product-owner
Agile product ownership toolkit for Senior Product Owner including INVEST-compliant user story generation, sprint planning, backlog management, and velocity tracking. Use for story writing, sprint planning, stakeholder communication, and agile ceremonies.
code-reviewer
High-signal code review workflow for pull requests and patches: correctness, readability, API/UX, performance, security, and maintainability. Use when reviewing diffs/PRs, writing review comments, proposing fixes, or producing a structured review report with actionable follow-ups.
senior-qa
QA workflow for building test strategies and validating releases: risk-based testing, test pyramid decisions, E2E/integration/unit coverage, exploratory testing, and regression planning. Use when creating test plans, reviewing test coverage, triaging flaky tests, or preparing release sign-off criteria.
test-driven-development
Test-driven development workflow (red → green → refactor) for features, bug fixes, and refactors. Use when implementing behavior changes and you want to drive design via tests, prevent regressions, and keep code modular and well-factored.
webapp-testing
Local webapp testing workflow using Python + Playwright: start servers, explore DOM, take screenshots, capture console logs, and verify user flows. Use when debugging UI behavior, validating frontend changes, or creating lightweight end-to-end checks for a local dev server.
security-compliance
Security and compliance workflow for designing defense-in-depth controls, performing threat modeling and risk assessments, and mapping mitigations to frameworks (SOC2/ISO27001/GDPR/HIPAA). Use when reviewing security posture, shipping sensitive features, preparing compliance evidence, or running a lightweight secrets scan.
senior-secops
Security operations workflow for vulnerability triage, incident response, detection/alerting improvements, and post-incident hardening. Use when responding to security alerts, reviewing logs for suspicious activity, building incident playbooks, or running quick log summaries during triage.
agents-crewai
Multi-agent orchestration framework for autonomous AI collaboration. Use when building teams of specialized agents working together on complex tasks, when you need role-based agent collaboration with memory, or for production workflows requiring sequential/hierarchical execution. Built without LangChain dependencies for lean, fast execution.
api-integration-specialist
Expert in integrating third-party APIs with proper authentication, error handling, rate limiting, and retry logic. Use when integrating REST APIs, GraphQL endpoints, webhooks, or external services. Specializes in OAuth flows, API key management, request/response transformation, and building robust API clients.
audiocraft-audio-generation
PyTorch library for audio generation including text-to-music (MusicGen) and text-to-sound (AudioGen). Use when you need to generate music from text descriptions, create sound effects, or perform melody-conditioned music generation.
dispatching-parallel-agents
Use when splitting complex work into parallelizable tasks and coordinating multiple agents. Focus on clear task boundaries, shared context, and consolidation of results.
accessibility-auditor
Web accessibility specialist for WCAG compliance, ARIA implementation, and inclusive design. Use when auditing websites for accessibility issues, implementing WCAG 2.1 AA/AAA standards, testing with screen readers, or ensuring ADA compliance. Expert in semantic HTML, keyboard navigation, and assistive technology compatibility.
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.
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.
ui-design-system
UI design system toolkit for Senior UI Designer including design token generation, component documentation, responsive design calculations, and developer handoff tools. Use for creating design systems, maintaining visual consistency, and facilitating design-dev collaboration.
changelog-generator
Automatically creates user-facing changelogs from git commits by analyzing commit history, categorizing changes, and transforming technical commits into clear, customer-friendly release notes. Turns hours of manual changelog writing into minutes of automated generation.
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
file-organizer
Intelligently organizes your files and folders across your computer by understanding context, finding duplicates, suggesting better structures, and automating cleanup tasks. Reduces cognitive load and keeps your digital workspace tidy without manual effort.
finishing-a-development-branch
Use when preparing to finish a development branch. Ensure tests pass, changes are clean, and the branch is ready for review or merge.
gh-address-comments
Help address review/issue comments on the open GitHub PR for the current branch using gh CLI; verify gh auth first and prompt the user to authenticate if not logged in.
git-commit-helper
Help craft clear, conventional commits. Use when preparing commit messages, organizing changes into commits, or documenting intent and scope for code changes.
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
using-git-worktrees
Use when starting feature work that needs isolation from current workspace or before executing implementation plans. Create isolated git worktrees with safe directory selection and baseline verification.
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).
senior-frontend
Comprehensive frontend development skill for building modern, performant web applications using ReactJS, NextJS, TypeScript, Tailwind CSS. Includes component scaffolding, performance optimization, bundle analysis, and UI best practices. Use when developing frontend features, optimizing performance, implementing UI/UX designs, managing state, or reviewing frontend code.
senior-fullstack
Comprehensive full-stack development skill for designing and building modern web applications across frontend, backend, and infrastructure. Use when planning end-to-end features, reviewing architecture, or scaffolding full-stack projects.
doc-coauthoring
Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, technical specs, decision docs, or similar structured content. This workflow helps users efficiently transfer context, refine content through iteration, and verify the doc works for readers. Trigger when user mentions writing docs, creating proposals, drafting specs, or similar documentation tasks.
feature-design-assistant
Turn ideas into fully formed designs and specs through natural collaborative dialogue. Use when planning new features, designing architecture, or making significant changes to the codebase.
internal-comms
A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude should use this skill whenever asked to write some sort of internal communications (status reports, leadership updates, 3P updates, company newsletters, FAQs, incident reports, project updates, etc.).
meeting-insights-analyzer
Analyzes meeting transcripts and recordings to uncover behavioral patterns, communication insights, and actionable feedback. Identifies when you avoid conflict, use filler words, dominate conversations, or miss opportunities to listen. Perfect for professionals seeking to improve their communication and leadership skills.
planning-with-files
Transforms workflow to use Manus-style persistent markdown files for planning, progress tracking, and knowledge storage. Use when starting complex tasks, multi-step projects, research tasks, or when the user mentions planning, organizing work, tracking progress, or wants structured output.
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