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Defending Code Security Skills

Official Anthropic security skills for threat modeling, vulnerability scanning, triage, and patching. Includes a reference harness...

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Algorithmic Art

Creating algorithmic art using p5.js with seeded randomness and interactive parameter exploration. Use this when users request cre...

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Internal Comms

A set of resources to help me write all kinds of internal communications, using the formats that my company likes to use. Claude s...

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Mcp Builder

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

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Pdf

Use this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, c...

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Slack Gif Creator

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

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Theme Factory

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10...

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Web Artifacts Builder

Suite of tools for creating elaborate, multi-component claude.ai HTML artifacts using modern frontend web technologies (React, Tai...

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Doc Coauthoring

Guide users through a structured workflow for co-authoring documentation. Use when user wants to write documentation, proposals, t...

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Skill Creator

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from s...

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Brand Guidelines

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

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Canvas Design

Create beautiful visual art in .png and .pdf documents using design philosophy. You should use this skill when the user asks to cr...

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Claude Api

Reference for the Claude API / Anthropic SDK — model ids, pricing, params, streaming, tool use, MCP, agents, caching, token counti...

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Frontend Design

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direct...

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Webapp Testing

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debug...

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Pptx

Use this skill any time a .pptx or .potx file is involved in any way — as input, output, or both. This includes: creating slide de...

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Xlsx

Use this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read...

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Docx

Use this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files) or Word templates (.dotx...

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PDF Creation Skill

Generate styled PDFs — reports, invoices, certificates, contracts.

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PowerPoint Skill

Build slide decks with layouts, charts, and speaker notes from outlines.

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Color Palette Generator Skill

Generates accessible color palettes with hex codes, contrast ratios, use cases.

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Obsidian Note Linker Skill

Suggests bidirectional links between Obsidian notes based on semantic similarity.

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Invoice Generator Skill

Generates professional PDF invoices with line items, tax, totals, branding.

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API Documentation Generator

Reads OpenAPI specs and produces readable, example-rich documentation.

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Excel Spreadsheet Skill

Build .xlsx with formulas, charts, and conditional formatting from prompts.

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Word Document Generator Skill

Anthropic-managed skill that produces formatted .docx files with styles.