Anthropic
Anthropic's official skills cover documents, frontend design, testing, and Claude API work. They are a practical baseline for most Claude setups.
Featured skills
canvas-design
Used to create beautiful visual art in .png and .pdf documents using design philosophy.
docx
Used when the user wants to create, read, edit, or manipulate Word documents (.docx files) or Word templates (.dotx...
mcp-builder
Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external...
algorithmic-art
Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration.
frontend-design
Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one.
Used when the user wants to do anything with PDF files.
webapp-testing
Toolkit for interacting with and testing local web applications using Playwright.
xlsx
Use this skill any time a spreadsheet file is the primary input or output.
claude-opus-4-5-migration
Migrate prompts and code from Claude Sonnet 4.0, Sonnet 4.5, or Opus 4.1 to Opus 4.5.
brand-guidelines
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having...
brand-guidelines
Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having...
canvas-design
Used to create beautiful visual art in .png and .pdf documents using design philosophy.