codex-skills

AutoGPT platform for building, deploying, and running continuous autonomous agents. Use for visual workflow agents, persistent automation, and multi-step AI systems.

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.

LlamaIndex framework for data-centric LLM apps and RAG. Use for document ingestion, indexing, querying, and building retrieval-driven chatbots or knowledge tools.

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.

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.

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.

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.

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.

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like "make me a GIF of X doing Y for Slack."

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.

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

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).

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.

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.).

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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 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.

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 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.

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.

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.

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.

Use when splitting complex work into parallelizable tasks and coordinating multiple agents. Focus on clear task boundaries, shared context, and consolidation of results.

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.

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.