MCP Catalogs
Home

everything vs claude-mermaid

Side-by-side comparison to help you pick between these two MCP servers.

everything
by modelcontextprotocol
claude-mermaid
by veelenga
Stars★ 85,748★ 146
30d uses
Score7750
Official
Categories
Developer ToolsAI / LLM ToolsOther
Developer ToolsProductivityOther
LanguageTypeScriptTypeScript
Last committhis monththis month

everything · Summary

Official MCP test server exercising all protocol features for client builders.

claude-mermaid · Summary

MCP server for rendering Mermaid diagrams with live reload functionality and export options.

everything · Use cases

  • Testing MCP client implementations against all protocol features
  • Learning MCP protocol capabilities through a reference server
  • Validating client compatibility with different transport methods

claude-mermaid · Use cases

  • Create and iteratively refine architecture diagrams in real-time during development planning sessions
  • Generate documentation flowcharts that automatically update as the documentation changes
  • Produce sequence diagrams for system design and share them via exportable formats

everything · Install

NPX (recommended)

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

On Windows, use cmd /c:

{
  "mcpServers": {
    "everything": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "@modelcontextprotocol/server-everything"]
    }
  }
}

Docker

{
  "mcpServers": {
    "everything": {
      "command": "docker",
      "args": ["run", "-i", "--rm", "mcp/everything"]
    }
  }
}

Global install

npm install -g @modelcontextprotocol/server-everything@latest
npx @modelcontextprotocol/server-everything

claude-mermaid · Install

Installation

**Plugin Install (Recommended)**

In Claude Code, add the marketplace and install the plugin:

/plugin marketplace add veelenga/claude-mermaid
/plugin install claude-mermaid@claude-mermaid

Then restart Claude Code to activate the plugin.

**From npm:**

npm install -g claude-mermaid

**For Claude Desktop** (if not using Claude Code):

Add to your Claude Desktop configuration:

{
  "mcpServers": {
    "mermaid": {
      "command": "claude-mermaid"
    }
  }
}
Comparison generated from public README + GitHub signals. Last updated automatically.