@modelcontextprotocol/servers

general MCP Server

Model Context Protocol Servers

Install Ready
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12 views90,412 stars11,646 forksv0.6.2NOASSERTION

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Install
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Install

1. Install the package

npx -y @modelcontextprotocol/server-memory

2. Add to claude_desktop_config.json

{
  "mcpServers": {
    "modelcontextprotocol-servers": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-memory"
      ]
    }
  }
}

Config file location: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) / %APPDATA%\Claude\claude_desktop_config.json (Windows)

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Who Is This For?

This MCP server is most valuable for developers maintaining legacy systems and AI integration architects who need to understand the evolution of MCP implementations. It benefits open-source maintainers evaluating reference implementations and engineers building custom MCP servers who want to learn from established patterns without the burden of active maintenance.

Use Cases

Learn MCP Architecture from Reference Implementations

Study how official MCP servers were structured and designed before evaluating which patterns to adopt in your own server implementations. Reference code provides concrete examples of protocol compliance and best practices.

Identify Deprecated Patterns and Avoid Pitfalls

Understanding why certain reference implementations are no longer maintained helps developers recognize outdated approaches and architectural decisions that didn't scale or integrate well with modern Claude versions.

Fork and Modernize Unmaintained Server Implementations

Use deprecated reference servers as starting points for community-maintained forks. Developers can resurrect functionality their workflows depend on while updating implementations to current MCP protocol standards.

Document Protocol Evolution and Breaking Changes

Track how MCP servers changed between versions by examining what made earlier implementations obsolete. This helps developers understand protocol evolution and prepare applications for future compatibility changes.

Frequently Asked Questions

Why are these servers no longer maintained?

Reference servers were officially maintained examples that served their purpose in demonstrating MCP patterns. As the protocol matured and community servers emerged, Anthropic shifted focus to actively maintained alternatives that better serve production use cases.

Can I still use these servers in production?

These servers are not recommended for production use as they may lack compatibility with current Claude versions and won't receive security updates. They're best used for learning and as templates for building your own implementations.

Is there documentation on what changed since these were maintained?

You can compare these reference implementations against currently maintained MCP servers to identify protocol changes. The MCP specification documentation and changelog typically cover breaking changes between versions.

Should I fork one of these servers for my own needs?

Yes, if a deprecated server provides functionality you need, forking and updating it to current MCP standards is a viable approach. Ensure you test compatibility with your Claude version and consider contributing improvements back to the community.