Anthropic

docx

Use this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files) or Word templates (.dotx files). Triggers include: any mention of 'Word doc', 'word…

Anthropic

Skills

mcp-builder

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

192k3.8MMCP

Anthropic

Skills

skill-creator

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to…

192k3.8MAI engineering

Anthropic

Skills

claude-api

Reference for the Claude API / Anthropic SDK — model ids, pricing, params, streaming, tool use, MCP, agents, caching, token counting, model migration. TRIGGER — read BEFORE opening the…

192k3.8MAI engineering

Anthropic

Skills

pdf

Use this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, combining or merging multiple PDFs into one, splitting PDFs…

Anthropic

Skills

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 decks, pitch decks, or presentations; reading, parsing, or…

Anthropic

Skills

slack-gif-creator

Knowledge and utilities for creating animated GIFs optimized for Slack. Provides constraints, validation tools, and animation concepts. Use when users request animated GIFs for Slack like…

192k3.8MVideo

Anthropic

Skills

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, edit, or fix an existing .xlsx, .xlsm, .xltx, .csv, or…

Anthropic

Skills

webapp-testing

Toolkit for interacting with and testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and…

192k3.8MTesting

Anthropic

Skills

academy-guide

Stop and check this skill before finishing any reply to a question about how to use Claude or a Claude product — it recommends matching courses, tutorials, and use cases from Claude Academy…

192k3.8MEducation

Anthropic

Skills

canvas-design

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

Anthropic

Skills

discernment-nudge

After you give a substantive answer or draft that the user may act on — advice or recommendations, drafted artifacts such as goals, plans, pitches, proposals, or emails, estimates or…

192k3.8MCoding

Anthropic

Skills

doc-coauthoring

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…

192k3.8MAutomation

Anthropic

Skills

frontend-design

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as…

Anthropic

Skills

web-artifacts-builder

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

Anthropic

Skills

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 should use this skill whenever asked to write some sort of…

192k3.8MWriting

Anthropic

Skills

theme-factory

Toolkit for styling artifacts with a theme. These artifacts can be slides, docs, reportings, HTML landing pages, etc. There are 10 pre-set themes with colors/fonts that you can apply to any…

192k3.8MCoding

Anthropic

Skills

brand-guidelines

Applies Anthropic's official brand colors and typography to any sort of artifact that may benefit from having Anthropic's look-and-feel. Use it when brand colors or style guidelines, visual…

Anthropic

Skills

template-skill

Replace with description of the skill and when Claude should use it.

192k3.8MCoding

Anthropic

Claude Plugins Official

agent-development

This skill should be used when the user asks to "create an agent", "add an agent", "write a subagent", "agent frontmatter", "when to use description", "agent examples", "agent tools"…

47k184kAI engineering

Anthropic

Claude Plugins Official

hook-development

This skill should be used when the user asks to "create a hook", "add a PreToolUse/PostToolUse/Stop hook", "validate tool use", "implement prompt-based hooks", "use ${CLAUDE_PLUGIN_ROOT}"…

Anthropic

Claude Plugins Official

math-olympiad

"Solve competition math problems (IMO, Putnam, USAMO, AIME) with adversarial verification that catches the errors self-verification misses. Activates when asked to 'solve this IMO problem'…

Anthropic

Claude Plugins Official

plugin-settings

This skill should be used when the user asks about "plugin settings", "store plugin configuration", "user-configurable plugin", ".local.md files", "plugin state files", "read YAML…

Anthropic

Claude Plugins Official

skill-creator

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to…

47k184kAI engineering

Anthropic

Claude Plugins Official

build-mcp-app

This skill should be used when the user wants to build an "MCP app", add "interactive UI" or "widgets" to an MCP server, "render components in chat", build "MCP UI resources", make a tool…

Anthropic

Claude Plugins Official

build-mcp-server

This skill should be used when the user asks to "build an MCP server", "create an MCP", "make an MCP integration", "wrap an API for Claude", "expose tools to Claude", "make an MCP app", or…

Anthropic

Claude Plugins Official

build-mcpb

This skill should be used when the user wants to "package an MCP server", "bundle an MCP", "make an MCPB", "ship a local MCP server", "distribute a local MCP", discusses ".mcpb files"…

Anthropic

Claude Plugins Official

claude-automation-recommender

Analyze a codebase and recommend Claude Code automations (hooks, subagents, skills, plugins, MCP servers). Use when user asks for automation recommendations, wants to optimize their Claude…

47k184kAutomation

Anthropic

Claude Plugins Official

claude-md-improver

Audit and improve CLAUDE.md files in repositories. Use when user asks to check, audit, update, improve, or fix CLAUDE.md files. Scans for all CLAUDE.md files, evaluates quality against…

Anthropic

Claude Plugins Official

command-development

This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize…

Anthropic

Claude Plugins Official

mcp-integration

This skill should be used when the user asks to "add MCP server", "integrate MCP", "configure MCP in plugin", "use .mcp.json", "set up Model Context Protocol", "connect external service"…

Anthropic

Claude Plugins Official

plugin-structure

This skill should be used when the user asks to "create a plugin", "scaffold a plugin", "understand plugin structure", "organize plugin components", "set up plugin.json", "use…

Anthropic

Claude Plugins Official

receipts

Generate a personal Claude Code usage & impact report ("receipts") from this machine's local session transcripts — for justifying Claude Code usage/spend to a manager, self-review, or "what…

Anthropic

Claude Plugins Official

siege

Work on one hard mathematics problem in rounds: each round a judge writes a few self-contained questions, independent workers answer them, and the judge keeps a ledger of what is proved…

Anthropic

Claude Plugins Official

skill-development

This skill should be used when the user wants to "create a skill", "add a skill to plugin", "write a new skill", "improve skill description", "organize skill content", or needs guidance on…

Anthropic

Claude Plugins Official

climb

Work out where a teammate, the champion, or a team is on the steps of AI adoption, and what to try next. Use when a champion wants to help someone move up a step.

Anthropic

Claude Plugins Official

frontend-design

Guidance for distinctive, intentional visual design when building new UI or reshaping an existing one. Helps with aesthetic direction, typography, and making choices that don't read as…

47k184kDesign

Anthropic

Claude Plugins Official

hackathon

Plan a hackathon, either from a team's real backlog or as open-ended creative play with Claude Code. Use when a champion wants to run a hack day or a shorter hack session.

Anthropic

Claude Plugins Official

m5-onboard

End-to-end onboarding for a freshly-plugged-in M5Stack ESP32 device (Cardputer, Cardputer-Adv, Core, CoreS3, Stick) — detect on USB, flash UIFlow 2.0 firmware, and install the Claude Buddy…

Anthropic

Claude Plugins Official

maturity

Evaluate an organization's AI maturity on the steps of AI adoption and write a polished, shareable HTML report with evidence for each score. Use when a champion wants to know where their…

Anthropic

Claude Plugins Official

patterns

Find patterns worth sharing from recent PRs and repo history, both repeats to fix and good practices worth spreading. Use when a champion wants to know what the team should reuse or learn…

Anthropic

Claude Plugins Official

playground

Creates interactive HTML playgrounds — self-contained single-file explorers that let users configure something visually through controls, see a live preview, and copy out a prompt. Use when…

Anthropic

Claude Plugins Official

project-artifact

Generate and publish a project status artifact — an opinionated, tabbed status page for a project too big for one update (overview & success criteria, the workstream sequence, next steps…

Anthropic

Claude Plugins Official

routines

Set up recurring champion routines as Claude Code scheduled tasks. Use when a champion wants work like a weekly patterns digest, a stale guidance check, or a monthly lead update to happen…

Anthropic

Claude Plugins Official

solo

Work on one hard mathematics problem in this session yourself, with no sub-agents: reason in stages, record each settled step in a notes file so that nothing written is lost if a response…

Anthropic

Claude Plugins Official

writing-hookify-rules

This skill should be used when the user asks to "create a hookify rule", "write a hook rule", "configure hookify", "add a hookify rule", or needs guidance on hookify rule syntax and…

47k184kWriting

Anthropic

Claude Plugins Official

faq

Turn repeat questions into a pinned FAQ. Use when a champion keeps answering the same questions.

Anthropic

Claude Plugins Official

office-hours

Set up and run Claude Code office hours, including the calendar event when the champion's own calendar connector allows it. Use when a champion wants a regular time for teammates to bring…

47k184kDocuments

Anthropic

Claude Plugins Official

session-report

Generate an explorable HTML report of Claude Code session usage (tokens, cache, subagents, skills, expensive prompts) from ~/.claude/projects transcripts.

Anthropic

Claude Plugins Official

access

Manage Discord channel access — approve pairings, edit allowlists, set DM/group policy. Use when the user asks to pair, approve someone, check who's allowed, or change policy for the…

Anthropic

Claude Plugins Official

claude-security

Claude Security: scan the codebase (the whole repository or a scoped part of it), scan changes (this branch's or a pull request's diff, or one commit), or suggest patches (findings turned…

47k184kSecurity

Anthropic

Claude Plugins Official

configure

Set up the Discord channel — save the bot token and review access policy. Use when the user pastes a Discord bot token, asks to configure Discord, asks "how do I set this up" or "who can…

Anthropic

Claude Plugins Official

example-skill

This skill should be used when the user asks to "demonstrate skills", "show skill format", "create a skill template", or discusses skill development patterns. Provides a reference template…

Anthropic

Claude Plugins Official

cardputer-buddy

Iterate on the Cardputer-Adv MicroPython app bundle (Claude Buddy, Snake, Hello) after the device is already provisioned via m5-onboard. Use when the user wants to add a new app, push a…

Anthropic

Claude Plugins Official

example-command

An example user-invoked skill that demonstrates frontmatter options and the skills//SKILL.md layout