mcp-unity
MCP plugin for Unity Editor enabling integration with various LLM tools
GraphCanon updated 3w · GitHub synced 3w
Decision brief
MCP-Unity integrates Model Context Protocol with Unity Editor enabling an interface to connect with various LLMs including Cursor, Claude Code and Codex.
Good fit when
- When developing games in the Unity Editor and needing integration with specific Language-Modeling Tools like Cursor or Claude Code.
- If you are working on projects that require access to both MCP enabled IDE functionalities and Unity's ecosystem.
Avoid when
- For users who do not use Unity as their primary game development platform, as the tool is specifically designed for integration with Unity Editor.
- When your project does not benefit from integration of LLMs such as Cursor or Claude Code that MCP-Unity supports. Use it only if these specific tools contribute to your workflow.
Observed Jul 15, 2026 · Source: enrich:decision_facts
Verify the decision
Maintenance and security
Full trust report- Maintenance
- Very active (2d since push)
- As of 3w
- Provenance
- Not a fork · Personal account
- As of 3w
- Security (OSV)
- No MCP manifest
- As of 1mo
Public GitHub metadata and optional OSV scans. Signals, not a guarantee. Trust methodology.
Install
git clone https://github.com/CoderGamester/mcp-unitySimilar tools
Same-category neighbours. No typed graph edges are catalogued for this tool yet.
Evidence and technical details
Sourced facts, taxonomy, compatibility claims, README excerpt, and machine-readable endpoints.
Overview
Provides an interface to connect the Unity Editor with Cursor, Claude Code, Codex, and other IDEs using Model Context Protocol (MCP)
Capability facts
- MCP server
- No MCP server detected
Source: repo_scan · Jul 27, 2026
- Languages
- c#, javascript
Source: github.language+package.json · Jul 27, 2026
Categories
Compatibility
Sourced claims from the README excerpt - not unsourced marketing copy.
Source: README excerpt (regex_v1, Jul 27, 2026)
- Node.js 18 or later - to [start the server](#start-server)Source link
Tags
README
Requirements
- Unity 6 or later - to install the server
- Node.js 18 or later - to start the server
- npm 9 or later - to debug the server
[!NOTE] Project Paths with Spaces
MCP Unity supports project paths containing spaces. However, if you experience connection issues, try moving your project to a path without spaces as a troubleshooting step.
Examples:
- ✅ Recommended:
C:\Users\YourUser\Documents\UnityProjects\MyAwesomeGame- ✅ Supported:
C:\Users\Your User\Documents\Unity Projects\My Awesome Game
Installation
Installing this MCP Unity Server is a multi-step process:
Step 1: Install Node.js
To run MCP Unity server, you'll need to have Node.js 18 or later installed on your computer:
Windows
- Visit the Node.js download page
- Download the Windows Installer (.msi) for the LTS version (recommended)
- Run the installer and follow the installation wizard
- Verify the installation by opening PowerShell and running:
node --version
macOS
- Visit the Node.js download page
- Download the macOS Installer (.pkg) for the LTS version (recommended)
- Run the installer and follow the installation wizard
- Alternatively, if you have Homebrew installed, you can run:
brew install node@18 - Verify the installation by opening Terminal and running:
node --version
Step 2: Install Unity MCP Server package via Unity Package Manager
- Open the Unity Package Manager (Window > Package Manager)
- Click the "+" button in the top-left corner
- Select "Add package from git URL..."
- Enter:
https://github.com/CoderGamester/mcp-unity.git - Click "Add"
License
This project is under MIT License
For agents
This page has a .md twin and JSON over the API.