uMCP vs everything

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

	uMCP by mika-f	everything by modelcontextprotocol
Stars	★ 8	★ 85,748
30d uses	—	—
Score	40	77
Official	—	✓
Categories	Developer ToolsAI / LLM Toolsgame-development	Developer ToolsAI / LLM ToolsOther
Language	C#	TypeScript
Last commit	4 mo ago	this month

uMCP · Summary

uMCP is a lightweight MCP server implementation for Unity applications that uses Streamable HTTP protocol to connect AI agents safely.

everything · Summary

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

uMCP · Use cases

Integrating AI assistants into Unity game development workflows
Allowing AI agents to interact with Unity applications via MCP clients
Extending Unity functionality with custom AI-driven tools

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

uMCP · Install

Installation

Prerequisites

Unity Editor: Version 2022.3 LTS or newer
MCP client supporting Streamable HTTP (e.g., VSCode Agent Mode, Cursor, CLINE)

Install CoreFramework

Using Unity Package Manager:

openupm add com.natsuneko.modelcontextprotocol.core-framework

Using Git URL:

Open Unity project
Go to Window > Package Manager
Click + to 'Add package from git URL...'
Enter URL: https://github.com/mika-f/uMCP.git?path=/Assets/NatsunekoLaboratory/ModelContextProtocol/CoreFramework

Install Additional Packages

openupm add com.natsuneko.modelcontextprotocol.management-tools
openupm add com.natsuneko.modelcontextprotocol.vrchat-world-tools

Configuration

Configure your MCP client to connect to:

http://localhost:7225/mcp

Example for VSCode Agent Mode:

{
  "servers": {
    "uMCP": {
      "url": "http://localhost:7225/mcp"
    }
  }
}

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

Comparison generated from public README + GitHub signals. Last updated automatically.