IvanMurzak / Unity-MCP

✨ AI Game Developer — Unity SKILLS, MCP                                  中文 | 日本語 | Español is an AI-powered game development assistant **for Editor & Runtime**. Connect **Claude**, **Cursor**, & **Windsurf** to Unity via MCP. Automate workflows, generate code, and **enable AI within your games**. Unlike other tools, this plugin works **inside your compiled game**, allowing for real-time AI debugging and player-AI interaction. > **💬 Join our Discord Server** - Ask questions, showcase your work, and connect with other developers! • ✔️ **AI agents** - Use the best agents from **Anthropic**, **OpenAI**, **Microsoft**, or any other provider with no vendor lock-in • ✔️ **Tools** - A wide range of default MCP Tools for operating in Unity Editor • ✔️ **Skills** - Generate skills for AI based on operating system, Unity version, plugins in the project • ✔️ **Code and Tests** - Develop game mechanics and test them with AI agents • ✔️ **Runtime (in-game)** - Use LLMs directly inside your compiled game for dynamic NPC behavior or debugging • ✔️ **Debug support** - Let AI debug and fix the problems in a project • ✔️ **Natural conversation** - Chat with AI like you would with a human • ✔️ **Flexible deployment** - Works locally (stdio) and remotely (http) via configuration • ✔️ **Extensible** - Create custom Tools in your project code https://github.com/user-attachments/assets/228baf4d-4f00-4dce-939d-fb985ebdd8dd OR use cli Quick Start Get up and running in three steps: • **Install plugin** — download the installer or run > **Alternative:** — see CLI documentation • **Pick an AI agent** — Claude Code, Claude Desktop, GitHub Copilot, Cursor, or any other • **Setup AI agent** — open in Unity and click **Auto-generate skills** (recommended) or **Configure MCP** > **Alternative:** — see CLI documentation That's it. Ask your AI *"Create 3 cubes in a circle with radius 2"* and watch it happen. ✨ --- Skills and Tools Reference The plugin ships with 100+ built-in tools across three categories. Each tool brings AI skill. All tools are available immediately after installation — no extra configuration required. See docs/default-mcp-tools.md for the full reference with detailed descriptions. Project & Assets • - Copy the asset at path and stores it at newPath • - Creates a new folder in the specified parent folder • - Delete the assets at paths from the project • - Search the asset database using the search filter string • - Search the built-in assets of the Unity Editor • - Get asset data from the asset file including all serializable fields and properties • - Create new material asset with default parameters • - Modify asset file in the project • - Move the assets at paths in the project (also used for rename) • - Close currently opened prefab • - Create a prefab from a GameObject in the current active scene • - Instantiates prefab in the current active scene • - Open prefab edit mode for a specific GameObject • - Save a prefab in prefab editing mode • - Refreshes the AssetDatabase • - List all available shaders in the project assets and packages • - Install a package from the Unity Package Manager registry, Git URL, or local path • - List all packages installed in the Unity project (UPM packages) • - Remove (uninstall) a package from the Unity project • - Search for packages in both Unity Package Manager registry and installed packages Scene & Hierarchy • - Add Component to GameObject • - Destroy one or many components from target GameObject • - Get detailed information about a specific Component on a GameObject • - List C# class names extended from UnityEngine.Component • - Modify a specific Component on a GameObject • - Create a new GameObject in opened Prefab or in a Scene • - Destroy GameObject and all nested GameObjects recursively • - Duplicate GameObjects in opened Prefab or in a Scene • - Finds specific GameObject by provided information • - Modify GameObjects and/or attached component's fields and properties • - Set parent GameObject to list of GameObjects • - Get data of the specified Unity Object • - Modify the specified Unity Object • - Create new scene in the project assets • - Retrieves the list of root GameObjects in the specified scene • - Returns the list of currently opened scenes in Unity Editor • - Open scene from the project asset file • - Save opened scene to the asset file • - Set the specified opened scene as the active scene • - Unload scene from the opened scenes in Unity Editor • - Captures a screenshot from a camera and returns it as an image • - Captures a screenshot from the Unity Editor Game View • - Captures a screenshot from the Unity Editor Scene View Scripting & Editor • - Retrieves Unity Editor logs with filtering options • - Returns information about the Unity Editor application state (playmode, paused, compilation) • - Control the Unity Editor application state (start/stop/pause playmode) • - Get information about the current Selection in the Unity Editor • - Set the current Selection in the Unity Editor • - Call any C# method with input parameters and return results • - Find method in the project using C# Reflection (even private methods) • - Delete the script file(s) • - Compiles and executes C# code dynamically using Roslyn • - Reads the content of a script file • - Updates or creates script file with the provided C# code • - Execute Unity tests (EditMode/PlayMode) with filtering and detailed results Install Additional Skills and Tools Install extensions when need more tools or create your own tools. | Extension | Description | | --- | --- | | **AI Animation** | Set of additional tools for Unity Animations | | **AI ParticleSystem** | Set of additional tools for Unity Particle System | | **AI ProBuilder** | Set of additional tools for Unity ProBuilder | Contents • Quick Start • Skills and Tools Reference • Install Additional…