Plugin Apache-2.0
Agent SDK Development Plugin
by Anthropic
Scaffolds new Claude Agent SDK apps in Python or TypeScript and verifies them against best practices.
- Does
- 6 things
- Install
- 4 steps
- Works with
- Claude Code
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…
87 extensions · Clear filters
AGENTS.md
by AGENTS.md (Agentic AI Foundation, Linux Foundation)
Open Markdown format that gives coding agents project instructions, a README for agents read by Codex, Cursor, Gemini CLI, Windsurf and more.
- Does
- 4 things
- Install
- 5 steps
- Works with
- 4 hosts
Skill Apache-2.0
Algorithmic Art
by Anthropic
Creates generative p5.js art with seeded randomness and an interactive parameter viewer, for code-art requests.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
MCP server MIT
Apify MCP Server
by Apify
Apify MCP server: lets AI agents run Apify Actors to scrape and extract web data, with docs and storage tools.
- Does
- 5 things
- Install
- 5 steps
- Works with
- 3 hosts
MCP server Apache-2.0
AWS API MCP Server
by AWS Labs (Amazon Web Services)
MCP server that lets AI assistants run AWS CLI commands across all AWS services with validation and security controls.
- Does
- 5 things
- Install
- 5 steps
- Works with
- 3 hosts
MCP server Apache-2.0
AWS MCP Servers (awslabs/mcp)
by AWS Labs (Amazon Web Services)
Open-source suite of MCP servers from AWS Labs for AWS docs, APIs, IaC, pricing, data and more, run locally over stdio.
- Does
- 5 things
- Install
- 5 steps
- Works with
- 4 hosts
MCP server MIT
Azure MCP Server
by Microsoft
Microsoft's MCP server that brings Azure context and operations into AI agents, installable via npm, .NET, PyPI or Docker.
- Does
- 5 things
- Install
- 5 steps
- Works with
- Any MCP client, Claude Code
brand-guidelines
by Anthropic
Applies Anthropic's official brand colours and typography to artifacts.
- Does
- 3 things
- Install
- 4 steps
- Works with
- Claude Code
Skill Apache-2.0
Canvas Design
by Anthropic
Creates original posters and static art as PNG or PDF from a written design philosophy.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
MCP server Apache-2.0
Chrome DevTools MCP
by Chrome DevTools (Google)
Lets your coding agent control and inspect a live Chrome browser: performance traces, network, console, screenshots, automation.
- Does
- 5 things
- Install
- 4 steps
- Works with
- 3 hosts
Plugin Apache-2.0
clangd LSP
by Anthropic
C/C++ language server for Claude Code: code intelligence and diagnostics for .c files.
- Does
- 3 things
- Install
- 5 steps
- Works with
- Claude Code
Skill Apache-2.0
Claude Academy guide
by Anthropic
Recommends a matching Claude Academy course, tutorial or use case after Claude answers a how-to-use-Claude question.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
Plugin Apache-2.0
Claude Code Setup
by Anthropic
Scans a codebase and recommends tailored Claude Code automations: hooks, skills, MCP servers, subagents, slash commands.
- Does
- 5 things
- Install
- 3 steps
- Works with
- Claude Code
Plugin Proprietary (see LICENSE)
Claude Security
by Anthropic
In-session deep vulnerability scanning with every finding challenged by verifiers, plus verified patch files you apply yourself.
- Does
- 5 things
- Install
- 4 steps
- Works with
- Claude Code
claude-api
by Anthropic
Reference for building with the Claude API / Anthropic SDK: model ids, params, streaming, tool use, MCP, agents, caching, migration.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
CLAUDE.md
by Anthropic
Markdown files of persistent project, user and org instructions that Claude Code loads at the start of every session.
- Does
- 6 things
- Install
- 5 steps
- Works with
- Claude Code
Plugin Apache-2.0
CLAUDE.md Management
by Anthropic
Audit CLAUDE.md quality, keep it aligned with the codebase, and capture session learnings with /revise-claude-md.
- Does
- 4 things
- Install
- 3 steps
- Works with
- Claude Code
Plugin Apache-2.0
Code Modernization
by Anthropic
Guided modernization of legacy codebases: assess, map, extract rules, plan, rebuild, and prove the new code matches the old.
- Does
- 6 things
- Install
- 5 steps
- Works with
- Claude Code
Plugin Apache-2.0
code-review
by Anthropic
Automated PR code review with 4 parallel agents and confidence scoring (threshold 80).
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
Plugin Apache-2.0
code-simplifier
by Anthropic
Agent that simplifies code for clarity and maintainability while preserving behaviour.
- Does
- 3 things
- Install
- 4 steps
- Works with
- Claude Code
MCP server Apache-2.0
Codex MCP configuration
by OpenAI
How OpenAI Codex connects to MCP servers via codex mcp add or [mcp_servers] tables in config.toml, for CLI and IDE.
- Does
- 5 things
- Install
- 5 steps
- Works with
- OpenAI Codex
Plugin Apache-2.0
commit-commands
by Anthropic
Slash commands for git commit, push and PR creation in one step.
- Does
- 4 things
- Install
- 4 steps
- Works with
- Claude Code
MCP server MIT
Context7 MCP
by Upstash
Upstash's MCP server that injects up-to-date, version-specific library docs and code examples into your prompt.
- Does
- 5 things
- Install
- 5 steps
- Works with
- 3 hosts