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Best MCP Servers for Claude Code: Complete Integration Guide (2025)

Discover the best MCP servers for Claude Code CLI. Complete list of integrations including GitHub, filesystem, databases, and more with copy-paste configurations for terminal setup.

ByMCP Directory Team
Published
⏱️15 minutes
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Best MCP Servers for Claude Code: Complete Integration Guide

What you'll find: Curated list of the best MCP servers for Claude Code CLI, organized by category with copy-paste terminal commands and direct integration guides.

Quick Setup Methods

Claude Code supports multiple ways to add MCP servers:

Method 1: CLI Command (Recommended)

claude mcp add <server-name> --transport stdio -- <command>

Method 2: Remote Server (No Local Install)

claude mcp add <server-name> https://<remote-mcp-url>

Verify Installation

claude mcp list

Featured Integrations

Development Tools

| Server | Description | Integration Guide | |--------|-------------|-------------------| | GitHub | 90+ tools for repos, PRs, issues, Actions | Claude Code + GitHub | | GitLab | GitLab API, merge requests, CI/CD | Claude Code + GitLab | | Git | Local git operations | Claude Code + Git | | Filesystem | Safe file system access | Claude Code + Filesystem |

Databases

| Server | Description | Integration Guide | |--------|-------------|-------------------| | PostgreSQL | Query PostgreSQL databases | Claude Code + PostgreSQL | | SQLite | Local SQLite operations | Claude Code + SQLite | | MySQL | MySQL database access | Claude Code + MySQL | | Redis | Cache and key-value store | Claude Code + Redis |

Productivity & Knowledge

| Server | Description | Integration Guide | |--------|-------------|-------------------| | Notion | Access workspaces and databases | Claude Code + Notion | | Slack | Team communication | Claude Code + Slack | | Linear | Issue tracking | Claude Code + Linear |

Search & Research

| Server | Description | Integration Guide | |--------|-------------|-------------------| | Brave Search | Web search capabilities | Claude Code + Brave | | Perplexity | AI research assistant | Claude Code + Perplexity | | Exa | Neural search | Claude Code + Exa |

Cloud & DevOps

| Server | Description | Integration Guide | |--------|-------------|-------------------| | AWS | Amazon Web Services | Claude Code + AWS | | Docker | Container management | Claude Code + Docker | | Kubernetes | K8s operations | Claude Code + Kubernetes |

Quick Setup Commands

Essential Development Setup

# GitHub (recommended remote server)
claude mcp add github https://api.githubcopilot.com/mcp/

# Or local installation
claude mcp add github --transport stdio \
  --env GITHUB_PERSONAL_ACCESS_TOKEN=ghp_xxxx \
  -- npx -y @anthropic-ai/github-mcp-server

# Filesystem access
claude mcp add filesystem --transport stdio \
  -- npx -y @modelcontextprotocol/server-filesystem /path/to/projects

# Git operations
claude mcp add git --transport stdio \
  -- npx -y @modelcontextprotocol/server-git /path/to/repos

Database Setup

# PostgreSQL
claude mcp add postgres --transport stdio \
  --env DATABASE_URL=postgresql://user:pass@localhost:5432/db \
  -- npx -y @modelcontextprotocol/server-postgresql

# SQLite
claude mcp add sqlite --transport stdio \
  -- npx -y @modelcontextprotocol/server-sqlite --db-path ./database.db

Research Setup

# Brave Search
claude mcp add brave-search --transport stdio \
  --env BRAVE_API_KEY=your-api-key \
  -- npx -y @modelcontextprotocol/server-brave-search

# Perplexity
claude mcp add perplexity --transport stdio \
  --env PERPLEXITY_API_KEY=your-api-key \
  -- npx -y perplexity-mcp

Claude Code Power User Tips

View Available Tools

# List all configured MCP servers
claude mcp list

# In a Claude session, use
/mcp

Remove a Server

claude mcp remove github

Environment Variables

Set environment variables globally for all Claude Code sessions:

Windows (PowerShell):

$env:GITHUB_PERSONAL_ACCESS_TOKEN = "ghp_xxxx"

macOS/Linux:

export GITHUB_PERSONAL_ACCESS_TOKEN="ghp_xxxx"
# Add to ~/.zshrc or ~/.bashrc for persistence

Performance Optimization

# Increase timeout for slow servers
MCP_TIMEOUT=60000 claude

# Increase output limits
MAX_MCP_OUTPUT_TOKENS=50000 claude

Remote vs Local Servers

| Feature | Remote Servers | Local Servers | |---------|---------------|---------------| | Setup | One command | Install dependencies | | Security | OAuth/token-based | Environment variables | | Speed | Network dependent | Fast | | Availability | Depends on service | Always available | | Best for | Production | Development |

When to Use Remote

# GitHub (official remote)
claude mcp add github https://api.githubcopilot.com/mcp/

When to Use Local

# Filesystem (must be local for security)
claude mcp add filesystem --transport stdio \
  -- npx -y @modelcontextprotocol/server-filesystem /home/user/projects

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