kukapay/opcua-mcp

Overview

An MCP server that connects to OPC UA-enabled industrial systems. It enables AI agents to read and write data from industrial equipment using the OPC UA protocol. Built in Python, it provides a standardized interface for integrating industrial automation with AI workflows.

Best for

Best for
Developers building AI agents for industrial automation and monitoring

Use cases

• Reading sensor data from PLCs
• Writing setpoints to industrial controllers
• Monitoring production line metrics via AI agents

How to use

Install

pip install mcp[cli] opcua cryptography

Tools exposed

• node_id
• read_opcua_node
• Parameters
• write_opcua_node

Tested with

Claude Desktop

Notes

An MCP server that connects to OPC UA-enabled industrial systems. It enables AI agents to read and write data from industrial equipment using the OPC UA protocol. Built in Python, it provides a standardized interface for integrating industrial automation with AI workflows.

26 stars on GitHub. Last updated 2025-10-29. Licensed MIT.

Use cases

• Reading sensor data from PLCs
• Writing setpoints to industrial controllers
• Monitoring production line metrics via AI agents

Pros

• Enables AI integration with legacy OPC UA systems
• Standard MCP interface simplifies agent development
• Python-based, easy to extend

Cons

• Limited community adoption (26 stars)
• Requires OPC UA server setup and network access
• No built-in security or authentication beyond OPC UA

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.