mcp-server

Unreal_mcp: Seamlessly Drive Unreal Engine with AI Assistants

Name: Unreal_mcp: Seamlessly Drive Unreal Engine with AI Assistants
Author: ChiR24

Unreal_mcp lets founders integrate AI assistants into Unreal Engine via the native C++ Automation Bridge, using a TypeScript‑powered MCP server for rapid prototyping and automation.

From the repo · “A comprehensive Model Context Protocol (MCP) server that enables AI assistants to control Unreal Engine through the native C++ Automation Bridge plugin. Built with TypeScript and C++.”

intermediate⏱ 1-2 hours💵 Free (self-hosted)

975 stars+20★ this week184 forksC++Guide quality 9/10 · reviewed Oct 19Updated 10/23/2026100% free · open source

What it is

Makes AI assistants like Claude control Unreal Engine games through programming.

Real use case example

"A solo game developer wants to add dynamic weather effects to their game. They link their Unreal Engine project with their MCP server, train an AI assistant to respond to weather triggers, and use the AI to automatically generate and upload the updated game assets. The game now has realistic weather simulations in just 3 weeks, instead of the original 6."

Best insideClaude DesktopCursorCodex CLI

When to use it

•When you need to integrate AI-powered automation into your Unreal Engine projects
•When you want to use AI assistants to streamline tasks and workflows in Unreal Engine
•When you require a customizable MCP server for advanced AI-driven applications in Unreal Engine

Ready-to-paste prompt

node src/index.ts --port 8080 --bridge ue4-bridge --config mcp-server.json

Heads up: Ensure you have the correct version of Node.js and C++ compiler installed, as specified in the README, to avoid compilation and runtime issues

Saves to your device

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

✅ Light setup

Installs with a command or two; your AI agent can do it for you.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/unreal-mcp && curl -fsSL https://workflowstacks.com/api/skills/unreal-mcp/claude-skill -o ~/.claude/skills/unreal-mcp/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

What's inside — free to inspect

No purchase needed

Read the entire source before you build — unlike paid marketplaces that hide it behind a buy button.

top-level files

folders

94.2M

source size

MIT

license

Key files

AGENTS.md

eslint.config.mjs

package.json

README.md

tsconfig.json

tsconfig.test.json

File tree

.github/

docs/

plugins/

Public/

scripts/

src/

tests/

.dockerignore

.env.example

.gitattributes

.gitignore

AGENTS.md

CHANGELOG.md

context7.json

CONTRIBUTING.md

Dockerfile

eslint.config.mjs

LICENSE

package-lock.json