Find the best Claude rules for your stack

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MCP Servers

Model Context Protocol servers for Claude

Everything (Reference)

by Anthropic

Official MCP reference server that exercises all protocol capabilities: resources, prompts, tools, and sampling. Useful for testing MCP client implementations.

$npx @modelcontextprotocol/server-everything

referencetestingmcp

🧠

Memory

by Anthropic

mcp

Persistent memory storage for Claude. Save and retrieve information across conversations using a knowledge graph.

$npx @modelcontextprotocol/server-memory

memorypersistenceknowledge

💬

Slack

by Anthropic

mcp

Read messages, post to channels, and interact with Slack workspaces from Claude.

$npx @modelcontextprotocol/server-slack

messagingteamnotifications

🗄️

SQLite

by Anthropic

mcp

Interact with SQLite databases. Create tables, run queries, and manage local database files.

$npx @modelcontextprotocol/server-sqlite /path/to/db.sqlite

databasesqllocal

Skills

Reusable Claude Code slash commands

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📝

Generate Commit Message

/commit

Generates a conventional commit message based on your staged changes.

📋

Standup Summary

/standup

Generates a daily standup summary from recent git commits.

🐛

Fix Bug

/fix

Analyzes a bug or error and provides a targeted fix with explanation.

🔍

Code Review

/review

Performs a thorough code review of the current changes or specified files.

📚

Write Documentation

/docs

Generates clear documentation for functions, components, or modules.

🧪

Generate Tests

/test

Generates comprehensive unit tests for the specified function or file.

Agents

Claude agent prompts sourced from GitHub

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🤖

Claude Code GitHub Action

Official Anthropic GitHub Action that runs Claude Code as a CI agent. Automatically reviews PRs, fixes bugs, and implements features directly in your GitHub workflow.

github.com/anthropics/claude-code-action

🔌

Model Context Protocol SDK

Official MCP SDK for building Claude tool integrations. Enables agents to connect Claude to any external system — databases, APIs, filesystems, and custom tools.

github.com/modelcontextprotocol/typescript-sdk

🖥️

Computer Use Demo Agent

Anthropic's reference implementation of a computer-use agent. Claude controls a virtual desktop — browsing the web, running commands, and interacting with GUI applications.

github.com/anthropics/anthropic-quickstarts/tree/main/computer-use-demo

📊

Financial Data Analyst Agent

A multi-tool agent that analyzes financial data, queries databases, generates charts, and produces structured investment research reports using Claude.

github.com/anthropics/anthropic-quickstarts/tree/main/financial-data-analyst

📖

Anthropic Cookbook — Agent Recipes

Official collection of agent patterns and recipes from Anthropic. Includes tool use, multi-agent orchestration, memory management, and real-world agent implementations.

github.com/anthropics/anthropic-cookbook

💬

Customer Support Agent Starter

Anthropic's quickstart for building a production-ready customer support agent with Claude. Includes conversation management, tool use for order lookups, and escalation logic.

github.com/anthropics/anthropic-quickstarts/tree/main/customer-support-agent