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MCP Servers and Directories Overview

Popular MCP Servers

Firecrawl

  • A powerful web scraping MCP server with 1.6k+ stars on GitHub
  • Features:
    • Web scraping with JavaScript rendering
    • URL discovery and crawling
    • Web search with content extraction
    • Batch processing with rate limiting
    • Mobile/Desktop viewport support
    • Smart content filtering
  • Installation: npx -y firecrawl-mcp
  • Requires API key from firecrawl.dev

Brave Search

  • Official Brave Search API integration for MCP
  • Provides web and local search capabilities
  • Features:
    • Web search results
    • News articles
    • Image search
    • Local results
  • Installation: env BRAVE_API_KEY=[your-key] npx -y @modelcontextprotocol/server-brave-search
  • Requires Brave Search API key

Qdrant

  • Vector search engine MCP server with semantic memory capabilities
  • Features:
    • Store and retrieve information with vector search
    • Semantic code snippet storage
    • Metadata support
    • SSE transport support for remote connections
  • Installation: Requires running Qdrant instance
  • GitHub: 260+ stars, Apache 2.0 license

BrowserUse

  • Browser automation and control MCP server
  • Features:
    • Automated UI testing
    • Web scraping and research
    • Complex web task automation
    • Documentation checking
    • Integration testing support
  • Installation: Available via Smithery
  • Best suited for:
    • Frontend development workflows
    • Web application testing
    • Research and documentation tasks
    • Browser-based automation

MCP Directories

Smithery

  • Primary registry for MCP servers
  • Features:
    • Searchable directory of MCP servers
    • Quality ratings and reviews
    • Easy installation commands
    • Integration with Cursor IDE
  • Website: smithery.ai

Cursor Directory

  • Official Cursor IDE MCP server directory
  • Features:
    • Curated list of tested MCP servers
    • Installation instructions
    • Compatibility information
    • User ratings and reviews
  • Website: cursor.directory/mcp

mcp.so

  • Community-driven MCP server directory
  • Features:
    • Open-source server listings
    • Documentation and guides
    • Integration examples
    • Community contributions
  • Focus on developer tools and utilities

Best Practices

  1. Server Installation:

    • Use stdio/local setup for personal use
    • Use SSE transport for team/remote setups
    • Always secure API keys properly
  2. Configuration:

    • Add servers one at a time
    • Verify status indicators
    • Test functionality before production use
  3. Usage:

    • MCP works in Composer and Agent modes
    • Explicitly instruct AI to use MCP tools
    • Accept tool usage prompts when they appear
  4. Troubleshooting:

    • Check server status indicators
    • Verify API key formatting
    • Restart Cursor if tools don't appear
    • Update to latest Cursor version