unity-mcp-setup

Loot Live Unity AI Toolset

A Claude Code plugin marketplace of AI-powered skills for Unity game development.

Build dungeon scenes, generate scripts, compose assets, run AI playtests, and direct an AI Dungeon Master — all from natural language in VS Code.

Quick Start

# Add this marketplace to Claude Code
/plugin marketplace add newtro/UnityPlugin

# Install individual plugins
/plugin install unity-mcp-setup@loot-live-unity
/plugin install unity-scene-builder@loot-live-unity
/plugin install unity-script-gen@loot-live-unity

Plugins

Plugin	Description	Skills
unity-mcp-setup	Configure Unity MCP server + generate project CLAUDE.md	setup, init-project
unity-scene-builder	Generate dungeon rooms and assemble levels	create-room, assemble-dungeon, lighting-pass
unity-script-gen	Generate C# scripts from descriptions	create, refactor, debug
unity-asset-composer	Combine assets into composite GameObjects	compose
unity-architect	Architecture advisor and design debates	analyze, debate
unity-playtest	AI-driven playtesting	run
loot-live-dm	AI Dungeon Master framework	generate-level, generate-loot

Requirements

• Claude Code v1.0.33+
• Unity 6.3 LTS (6000.3.7f1) with URP
• CoplayDev/unity-mcp MCP server
• Python 3.10+ with uv

Architecture

Developer (VS Code)
    |
Claude Code (Opus 4.6)
    | uses
This Plugin Marketplace
    | provides
Skills (/create-room, /compose, /generate-level, etc.)
    | interact via
Unity MCP Server (CoplayDev/unity-mcp)
    | controls
Unity 6.3 LTS Editor

Project Structure

UnityPlugin/
├── .claude-plugin/
│   └── marketplace.json        # Marketplace catalog
├── plugins/
│   ├── unity-mcp-setup/        # MCP server configuration
│   ├── unity-scene-builder/    # Scene creation skills
│   ├── unity-script-gen/       # Script generation skills
│   ├── unity-asset-composer/   # Asset composition skills
│   ├── unity-architect/        # Architecture advisor
│   ├── unity-playtest/         # AI playtesting
│   └── loot-live-dm/           # Dungeon Master framework
├── docs/
│   ├── mcp-server-evaluation.md
│   └── CLAUDE.md.template      # Unity project CLAUDE.md template
└── README.md

Related Repos

• Unity MCP Fork: newtro/unity-mcp — Our active fork of the MCP server with custom tools
• Loot Live Game: (coming soon) — The Unity 6.3 LTS project

License

MIT