Official

Anthropic official skills

Official agent skills published by Anthropic. Each ships its full SKILL.md and installs in one click.

Create a seeded p5.js artwork, its algorithmic manifesto, and an interactive parameter viewer.

by Anthropic168.0k stars

Apply Anthropic’s official colors, heading fonts, body fonts, and shape accents to visual artifacts.

by Anthropic168.0k stars

Creates an original visual philosophy and renders it as a refined PNG or PDF artwork.

by Anthropic168.0k stars

Guides documentation from context gathering through section-by-section drafting and reader testing.

by Anthropic168.0k stars

docx

Official

Create, read, edit, validate, and visually inspect .docx documents.

by Anthropic168.0k stars

Plan and build subject-specific interfaces with deliberate color, typography, layout, motion, and copy.

by Anthropic168.0k stars

Draft internal updates using the appropriate format, tone, and content-gathering guidelines.

by Anthropic168.0k stars

mcp-builder

Official

Build and evaluate TypeScript or Python MCP servers that expose external services as well-designed tools.

by Anthropic168.0k stars

pdf

Official

Read, create, extract, merge, split, rotate, watermark, OCR, and protect PDF files.

by Anthropic168.0k stars

pptx

Official

Create, inspect, edit, and validate PPTX decks and POTX templates.

by Anthropic168.0k stars

Create and refine agent skills through structured drafting, testing, comparison, and user review.

by Anthropic168.0k stars

Create and validate Slack-ready animated GIFs with PIL-based drawing, motion helpers, and size optimization.

by Anthropic168.0k stars

Apply a preset or custom color-and-font theme consistently across a slide deck or other artifact.

by Anthropic168.0k stars

Test local web apps with Playwright scripts, managed servers, DOM inspection, screenshots, and browser logs.

by Anthropic168.0k stars

Build React artifacts with a configured UI stack and bundle them into one self-contained HTML file.

by Anthropic168.0k stars

xlsx

Official

Create, edit, inspect, and validate spreadsheet files while preserving formulas, formatting, and workbook conventions.

by Anthropic168.0k stars