Claude skills

Create, edit and read Word documents, including tracked changes, comments and formatting.

Build and analyse Excel spreadsheets with formulas, formatting and charts.

Create and edit PowerPoint decks from layouts, templates and your content.

Extract text and tables from PDFs, fill forms, merge, split and create new PDFs.

Walks you through writing a new skill, testing it and improving when it triggers.

Steers Claude toward distinctive, polished web interfaces instead of generic-looking ones.

Builds larger claude.ai artifacts with React, Tailwind and shadcn/ui, bundled into one file.

Tests local web apps with Playwright: drives the UI, takes screenshots, reads logs.

A guide for building good MCP servers in Python or TypeScript, from design to evaluation.

Makes posters and visual art as PNG and PDF files from a design philosophy it writes first.

Generative art with p5.js: seeded randomness, flow fields and particle systems.

Applies ready-made colour and font themes to slides, documents, reports and pages.

An example of putting a company’s colours and typography into a skill, here Anthropic’s.

Writes status reports, newsletters, FAQs and incident updates in a company’s formats.

Makes animated GIFs sized and optimised for Slack emoji and messages.

A community skills library for coding agents: brainstorming, planning, test-driven development and debugging.