116 documented

Skills · plugins · MCP · rules114 official

Which agent do you use?

Pick your host to see what plugs into it. Every entry is documented from its official repository or docs, with install steps, permissions and limits.

Claude Code84 extensions OpenAI Codex14 extensions

Cursor32 extensions Windsurf14 extensions

Gemini CLI9 extensions

GitHub Copilot1 extensions Any MCP client46 extensions

Skill · 19Reusable instructions and scripts the agent loads for a taskAlgorithmic Art, brand-guidelines, Canvas Design… Plugin · 42Bundles of skills, commands, hooks and agentsAgent SDK Development Plugin, C# LSP, clangd LSP… MCP server · 49Connect the agent to tools, data and servicesApify MCP Server, Atlassian Rovo MCP Server, AWS API MCP Server… Rules & instructions · 6Project instructions the agent reads every sessionAGENTS.md, CLAUDE.md, Cursor Rules…

MCP servers for Claude Code and Cursor Claude Code plugins and marketplace Claude Code skills Cursor rules What is an MCP server? A plain explanation for 2026

91 extensions · Clear filters

Plugin Apache-2.0

CWC Makers

by Anthropic

One-command onboarding for the Code-with-Claude Makers M5Stack Cardputer kit: clone, flash, install apps.

Does: 6 things
Install: 4 steps
Works with: Claude Code

Skill Apache-2.0

Discernment Nudge

by Anthropic

Appends 2-3 short follow-up questions to substantive answers so users check facts, reasoning and missing context.

Does: 5 things
Install: 4 steps
Works with: Claude Code

Skill

doc-coauthoring

by Anthropic

Structured workflow for co-authoring docs, proposals, specs and decision docs with context gathering, refinement and reader testing.

Does: 4 things
Install: 4 steps
Works with: Claude Code

MCP server MIT

Docker MCP Toolkit and MCP Gateway

by Docker

Docker's MCP Toolkit and gateway: run catalog MCP servers in isolated containers and expose them to any client through one endpoint.

Does: 6 things
Install: 5 steps
Works with: 3 hosts

Plugin

document-skills

by Anthropic

Collection of document skills: Excel, Word, PowerPoint and PDF.

Does: 3 things
Install: 4 steps
Works with: Claude Code

Skill Proprietary (LICENSE.txt in skill folder

docx

by Anthropic

Create, read, edit Word .docx/.dotx files, including tracked changes, comments, images and find-replace.

Does: 3 things
Install: 4 steps
Works with: Claude Code

MCP server MIT

Exa MCP Server

by Exa Labs

Hosted Exa MCP server giving AI agents web search, page fetching and multi-step research.

Does: 5 things
Install: 5 steps
Works with: 6 hosts

Plugin Apache-2.0

Example Plugin

by Anthropic

Reference plugin showing skills, legacy commands and MCP server config for Claude Code plugin authors.

Does: 4 things
Install: 3 steps
Works with: Claude Code

Plugin

example-skills

by Anthropic

Collection of example skills: skill-creator, MCP builder, design, algorithmic art, comms, web testing, artifacts, Slack GIFs, themes.

Does: 3 things
Install: 4 steps
Works with: Claude Code

Plugin Apache-2.0

explanatory-output-style

by Anthropic

SessionStart hook adding educational insights on implementation choices (replaces deprecated output style).

Does: 3 things
Install: 4 steps
Works with: Claude Code

Plugin Apache-2.0

feature-dev

by Anthropic

7-phase guided feature development workflow with exploration, architecture and review agents.

Does: 4 things
Install: 4 steps
Works with: Claude Code

MCP server

Figma MCP Server

by Figma

Figma's MCP server (remote or desktop) to get design context, generate code from frames and write to the canvas.

Does: 6 things
Install: 4 steps
Works with: 5 hosts

Skill

frontend-design

by Anthropic

Guidance for distinctive, non-templated UI design: aesthetic direction, typography and layout choices.

Does: 4 things
Install: 4 steps
Works with: Claude Code

Rules & instructions

GitHub Copilot custom instructions

by GitHub

Repository custom instructions for GitHub Copilot: .github/copilot-instructions.md, path-specific files and AGENTS.md.

Does: 5 things
Install: 5 steps
Works with: GitHub Copilot

MCP server MIT

GitHub MCP Server

by GitHub

GitHub's official MCP server for reading repos, managing issues and PRs, and monitoring Actions from AI tools.

Does: 6 things
Install: 4 steps
Works with: 5 hosts

Plugin Apache-2.0

gopls LSP

by Anthropic

Go language server for Claude Code: code intelligence and diagnostics for .go files.

Does: 3 things
Install: 4 steps
Works with: Claude Code

Plugin Apache-2.0

hookify

by Anthropic

Create Claude Code hooks from markdown rule files or from conversation patterns, no hooks.json editing.

Does: 4 things
Install: 4 steps
Works with: Claude Code

MCP server MIT

Hugging Face MCP Server

by Hugging Face

Official Hugging Face MCP server: connect an LLM to the Hub and Gradio Spaces, hosted at huggingface.co/mcp or run locally.

Does: 5 things
Install: 5 steps
Works with: 4 hosts

Skill Apache-2.0

Internal Comms

by Anthropic

Helps write internal communications such as 3P updates, newsletters, FAQs, status reports and incident reports.

Does: 5 things
Install: 4 steps
Works with: Claude Code

Plugin Apache-2.0

jdtls LSP

by Anthropic

Java (Eclipse JDT.LS) language server for Claude Code: code intelligence and diagnostics for .java files.

Does: 3 things
Install: 5 steps
Works with: Claude Code

Plugin Apache-2.0

Kotlin LSP

by Anthropic

Kotlin language server for Claude Code: code intelligence and diagnostics for .kt files.

Does: 3 things
Install: 3 steps
Works with: Claude Code

Plugin Apache-2.0

Learning Output Style

by Anthropic

SessionStart hook that makes Claude ask you to write 5-10 lines at decision points and share educational insights.

Does: 5 things
Install: 3 steps
Works with: Claude Code

MCP server

Linear MCP Server

by Linear

Linear's hosted MCP server for finding, creating and updating issues, projects and comments.

Does: 5 things
Install: 4 steps
Works with: 5 hosts

Plugin Apache-2.0

Lua LSP

by Anthropic

Lua language server for Claude Code: code intelligence and diagnostics for .lua files.

Does: 3 things
Install: 5 steps
Works with: Claude Code