Skill Registry

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.

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel.

Create beautiful visual art in .png and .pdf documents using design philosophy. Use this skill when the user asks to create a poster, piece of art, design, or other static piece.

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.

Comprehensive document creation, editing, and analysis with support for tracked changes, comments, formatting preservation, and text extraction.

Create distinctive, production-grade frontend interfaces with high design quality. Use this skill when the user asks to build web components, pages, artifacts, posters, or applications.

A set of resources to help write all kinds of internal communications, using the formats that companies like to use. Use for status reports, leadership updates, newsletters, FAQs, incident reports, project updates.

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools.

Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents, and handling forms.

Presentation creation, editing, and analysis. Use for creating new presentations, modifying content, working with layouts, adding comments or speaker notes.

Guide for creating effective skills. Use 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.

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts.

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reports, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts.

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tailwind CSS, shadcn/ui).

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.

Comprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization.