mcp-server-unity

zabaglione/mcp-server-unity

3.3

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Unity 6 MCP Bridge v3.0.0 provides seamless integration between AI assistants and Unity Editor through direct Unity API calls.

Unity MCP Server

Unity MCP Server lets Claude work with your Unity projects! Create scripts, manage shaders, organize folders - all through natural conversation with Claude.

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🎮 What Can You Do?

Talk to Claude to:

  • Create Unity Scripts: "Create a PlayerController script with jump functionality"
  • Manage Shaders: "Create a toon shader for my character"
  • Organize Projects: "Create a folder structure for my RPG game"
  • Get Project Info: "What render pipeline is my project using?"

🚀 Quick Start (Recommended: Claude Desktop Extension)

Option 1: Install via Claude Desktop Extension (Easiest)

  1. Download the Extension

  2. Install in Claude Desktop

    • Open Claude Desktop
    • Go to Extensions
    • Click "Install from file"
    • Select the downloaded unity-mcp-server.dxt

  3. Start Using!

    • Open any Unity project (2019.4 or newer)
    • Install Newtonsoft JSON package in Unity:
      • Open Window → Package Manager
      • Click the "+" button and select "Add package by name..."
      • Enter: com.unity.nuget.newtonsoft-json
      • Click "Add"
    • Ask Claude: "Setup Unity MCP in my project at /path/to/project"
    • Claude will install everything automatically!

Option 2: Manual Installation (For developers)

Click to see manual installation steps

  1. Clone and build:

    git clone https://github.com/zabaglione/mcp-server-unity.git
cd mcp-server-unity
npm install
npm run build

  2. Configure Claude Desktop:

    {
  "mcpServers": {
    "unity": {
      "command": "node",
      "args": ["/path/to/mcp-server-unity/build/simple-index.js"]
    }
  }
}

📝 How to Use

Once installed, just talk to Claude naturally:

Creating Scripts

You: "Create a PlayerHealth script that handles damage and healing"
Claude: I'll create a PlayerHealth script for you...

Creating Shaders

You: "I need a water shader with wave animation"
Claude: I'll create a water shader with wave animation...

Organizing Your Project

You: "Set up a folder structure for a platformer game"
Claude: I'll create an organized folder structure for your platformer...

Checking Project Info

You: "What Unity version and render pipeline am I using?"
Claude: Let me check your project information...

🎯 Features

  • ✅ Smart Script Creation - Claude understands Unity patterns and creates proper MonoBehaviours
  • ✅ Shader Support - Works with Built-in, URP, and HDRP render pipelines
  • ✅ Project Organization - Create, move, and rename folders to keep projects tidy
  • ✅ Auto Setup - Claude automatically sets up the Unity integration when needed
  • ✅ Safe Operations - All changes are made safely with proper Unity asset handling

🛠️ Troubleshooting

"Unity server not responding"

  1. Make sure Unity Editor is open
  2. Check Window → Unity MCP Server in Unity
  3. Click "Start Server" if it's not running

"Can't find my project"

  • Tell Claude the exact path: "My Unity project is at C:/Projects/MyGame"
  • Make sure it's a valid Unity project with an Assets folder

Need Help?

  • Ask Claude: "Help me troubleshoot Unity MCP"
  • Check Issues
  • See for advanced details

🎮 Unity Version Support

  • Unity 2019.4+ - Full support
  • Unity 6 (6000.0+) - Recommended for best experience
  • Works on Windows, macOS, and Linux

📈 Latest Updates (v3.1.1)

  • ✅ Fixed render pipeline detection (now correctly identifies Built-in, URP, HDRP)
  • ✅ Resolved AssetDatabase synchronization errors
  • ✅ Improved file management and Unity integration stability

🤝 Contributing

Want to help improve Unity MCP Server? Check out our !

📝 License

MIT License - see

🙏 Acknowledgments

Ready to supercharge your Unity development with Claude? Download the extension now!