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OPC UA MCP Server

io.github.midhunxavier/opcua ยท version 0.6.0

Community listing. Not installed or verified by cosmic-mcp. Read the source and its permissions before you run it.

Connect AI assistants to industrial OPC UA: browse, read, history, subscriptions, events and alarms.

https://github.com/IndustriAgents/OPCUA-MCP

Quick facts

  • Listing: Community
  • Published Nov 5, 10:17 UTC
  • Transport: stdio
  • Package: npm opcua-mcp-server 0.6.0
  • Listed by cosmic-mcp: Nov 9, 04:26 UTC
  • Repository: https://github.com/IndustriAgents/OPCUA-MCP
  • npm: https://www.npmjs.com/package/opcua-mcp-server
  • Website: https://industriagents.com/connect/opcua
  • Needs settings: OPCUA_SERVER_URL OPCUA_PYTHON_BACKEND OPCUA_SECURITY_POLICY OPCUA_SECURITY_MODE OPCUA_CLIENT_CERT OPCUA_CLIENT_KEY OPCUA_APPLICATION_URI OPCUA_SERVER_CERT OPCUA_SERVER_TRUST_STORE OPCUA_SERVER_APPLICATION_URI OPCUA_USERNAME OPCUA_PASSWORD OPCUA_USER_CERT OPCUA_USER_KEY OPCUA_PROFILE OPCUA_POLICY_FILE OPCUA_ALLOWED_TOOLS OPCUA_ALLOWED_WRITE_NODES OPCUA_ALLOWED_METHODS OPCUA_ALLOW_ACKNOWLEDGE_ALARMS OPCUA_ALLOW_INSECURE_CONTROL OPCUA_ALLOW_UNVERIFIED_SERVER_CONTROL OPCUA_ALLOW_OUT_OF_RANGE_WRITES OPCUA_AUDIT_FILE OPCUA_AUDIT_FSYNC OPCUA_AUDIT_CHAIN OPCUA_AUDIT_CHAIN_KEY_FILE OPCUA_OPERATOR_ID OPCUA_RECONNECT_INITIAL_DELAY_MS OPCUA_RECONNECT_MAX_DELAY_MS OPCUA_RECONNECT_MAX_RETRY OPCUA_SESSION_TIMEOUT_MS

Other

Setup snippets

Generated from the registry entry. cosmic-mcp has not run or reviewed this server; values in angle brackets are yours to fill in.

Run it locally (npm)

npx -y '[email protected]'

Claude Desktop (claude_desktop_config.json)

{
  "mcpServers": {
    "opcua": {
      "args": [
        "-y",
        "[email protected]"
      ],
      "command": "npx",
      "env": {
        "OPCUA_ALLOWED_METHODS": "<your opcua allowed methods>",
        "OPCUA_ALLOWED_TOOLS": "<your opcua allowed tools>",
        "OPCUA_ALLOWED_WRITE_NODES": "<your opcua allowed write nodes>",
        "OPCUA_ALLOW_ACKNOWLEDGE_ALARMS": "<your opcua allow acknowledge alarms>",
        "OPCUA_ALLOW_INSECURE_CONTROL": "<your opcua allow insecure control>",
        "OPCUA_ALLOW_OUT_OF_RANGE_WRITES": "<your opcua allow out of range writes>",
        "OPCUA_ALLOW_UNVERIFIED_SERVER_CONTROL": "<your opcua allow unverified server control>",
        "OPCUA_APPLICATION_URI": "<your opcua application uri>",
        "OPCUA_AUDIT_CHAIN": "<your opcua audit chain>",
        "OPCUA_AUDIT_CHAIN_KEY_FILE": "<your opcua audit chain key file>",
        "OPCUA_AUDIT_FILE": "<your opcua audit file>",
        "OPCUA_AUDIT_FSYNC": "<your opcua audit fsync>",
        "OPCUA_CLIENT_CERT": "<your opcua client cert>",
        "OPCUA_CLIENT_KEY": "<your opcua client key>",
        "OPCUA_OPERATOR_ID": "<your opcua operator id>",
        "OPCUA_PASSWORD": "<your opcua password>",
        "OPCUA_POLICY_FILE": "<your opcua policy file>",
        "OPCUA_PROFILE": "<your opcua profile>",
        "OPCUA_PYTHON_BACKEND": "<your opcua python backend>",
        "OPCUA_RECONNECT_INITIAL_DELAY_MS": "<your opcua reconnect initial delay ms>",
        "OPCUA_RECONNECT_MAX_DELAY_MS": "<your opcua reconnect max delay ms>",
        "OPCUA_RECONNECT_MAX_RETRY": "<your opcua reconnect max retry>",
        "OPCUA_SECURITY_MODE": "<your opcua security mode>",
        "OPCUA_SECURITY_POLICY": "<your opcua security policy>",
        "OPCUA_SERVER_APPLICATION_URI": "<your opcua server application uri>",
        "OPCUA_SERVER_CERT": "<your opcua server cert>",
        "OPCUA_SERVER_TRUST_STORE": "<your opcua server trust store>",
        "OPCUA_SERVER_URL": "<your opcua server url>",
        "OPCUA_SESSION_TIMEOUT_MS": "<your opcua session timeout ms>",
        "OPCUA_USERNAME": "<your opcua username>",
        "OPCUA_USER_CERT": "<your opcua user cert>",
        "OPCUA_USER_KEY": "<your opcua user key>"
      }
    }
  }
}

Claude Code

claude mcp add 'opcua' -- npx -y '[email protected]'

Cursor (.cursor/mcp.json)

{
  "mcpServers": {
    "opcua": {
      "args": [
        "-y",
        "[email protected]"
      ],
      "command": "npx",
      "env": {
        "OPCUA_ALLOWED_METHODS": "<your opcua allowed methods>",
        "OPCUA_ALLOWED_TOOLS": "<your opcua allowed tools>",
        "OPCUA_ALLOWED_WRITE_NODES": "<your opcua allowed write nodes>",
        "OPCUA_ALLOW_ACKNOWLEDGE_ALARMS": "<your opcua allow acknowledge alarms>",
        "OPCUA_ALLOW_INSECURE_CONTROL": "<your opcua allow insecure control>",
        "OPCUA_ALLOW_OUT_OF_RANGE_WRITES": "<your opcua allow out of range writes>",
        "OPCUA_ALLOW_UNVERIFIED_SERVER_CONTROL": "<your opcua allow unverified server control>",
        "OPCUA_APPLICATION_URI": "<your opcua application uri>",
        "OPCUA_AUDIT_CHAIN": "<your opcua audit chain>",
        "OPCUA_AUDIT_CHAIN_KEY_FILE": "<your opcua audit chain key file>",
        "OPCUA_AUDIT_FILE": "<your opcua audit file>",
        "OPCUA_AUDIT_FSYNC": "<your opcua audit fsync>",
        "OPCUA_CLIENT_CERT": "<your opcua client cert>",
        "OPCUA_CLIENT_KEY": "<your opcua client key>",
        "OPCUA_OPERATOR_ID": "<your opcua operator id>",
        "OPCUA_PASSWORD": "<your opcua password>",
        "OPCUA_POLICY_FILE": "<your opcua policy file>",
        "OPCUA_PROFILE": "<your opcua profile>",
        "OPCUA_PYTHON_BACKEND": "<your opcua python backend>",
        "OPCUA_RECONNECT_INITIAL_DELAY_MS": "<your opcua reconnect initial delay ms>",
        "OPCUA_RECONNECT_MAX_DELAY_MS": "<your opcua reconnect max delay ms>",
        "OPCUA_RECONNECT_MAX_RETRY": "<your opcua reconnect max retry>",
        "OPCUA_SECURITY_MODE": "<your opcua security mode>",
        "OPCUA_SECURITY_POLICY": "<your opcua security policy>",
        "OPCUA_SERVER_APPLICATION_URI": "<your opcua server application uri>",
        "OPCUA_SERVER_CERT": "<your opcua server cert>",
        "OPCUA_SERVER_TRUST_STORE": "<your opcua server trust store>",
        "OPCUA_SERVER_URL": "<your opcua server url>",
        "OPCUA_SESSION_TIMEOUT_MS": "<your opcua session timeout ms>",
        "OPCUA_USERNAME": "<your opcua username>",
        "OPCUA_USER_CERT": "<your opcua user cert>",
        "OPCUA_USER_KEY": "<your opcua user key>"
      }
    }
  }
}

VS Code (.vscode/mcp.json)

{
  "servers": {
    "opcua": {
      "args": [
        "-y",
        "[email protected]"
      ],
      "command": "npx",
      "env": {
        "OPCUA_ALLOWED_METHODS": "<your opcua allowed methods>",
        "OPCUA_ALLOWED_TOOLS": "<your opcua allowed tools>",
        "OPCUA_ALLOWED_WRITE_NODES": "<your opcua allowed write nodes>",
        "OPCUA_ALLOW_ACKNOWLEDGE_ALARMS": "<your opcua allow acknowledge alarms>",
        "OPCUA_ALLOW_INSECURE_CONTROL": "<your opcua allow insecure control>",
        "OPCUA_ALLOW_OUT_OF_RANGE_WRITES": "<your opcua allow out of range writes>",
        "OPCUA_ALLOW_UNVERIFIED_SERVER_CONTROL": "<your opcua allow unverified server control>",
        "OPCUA_APPLICATION_URI": "<your opcua application uri>",
        "OPCUA_AUDIT_CHAIN": "<your opcua audit chain>",
        "OPCUA_AUDIT_CHAIN_KEY_FILE": "<your opcua audit chain key file>",
        "OPCUA_AUDIT_FILE": "<your opcua audit file>",
        "OPCUA_AUDIT_FSYNC": "<your opcua audit fsync>",
        "OPCUA_CLIENT_CERT": "<your opcua client cert>",
        "OPCUA_CLIENT_KEY": "<your opcua client key>",
        "OPCUA_OPERATOR_ID": "<your opcua operator id>",
        "OPCUA_PASSWORD": "<your opcua password>",
        "OPCUA_POLICY_FILE": "<your opcua policy file>",
        "OPCUA_PROFILE": "<your opcua profile>",
        "OPCUA_PYTHON_BACKEND": "<your opcua python backend>",
        "OPCUA_RECONNECT_INITIAL_DELAY_MS": "<your opcua reconnect initial delay ms>",
        "OPCUA_RECONNECT_MAX_DELAY_MS": "<your opcua reconnect max delay ms>",
        "OPCUA_RECONNECT_MAX_RETRY": "<your opcua reconnect max retry>",
        "OPCUA_SECURITY_MODE": "<your opcua security mode>",
        "OPCUA_SECURITY_POLICY": "<your opcua security policy>",
        "OPCUA_SERVER_APPLICATION_URI": "<your opcua server application uri>",
        "OPCUA_SERVER_CERT": "<your opcua server cert>",
        "OPCUA_SERVER_TRUST_STORE": "<your opcua server trust store>",
        "OPCUA_SERVER_URL": "<your opcua server url>",
        "OPCUA_SESSION_TIMEOUT_MS": "<your opcua session timeout ms>",
        "OPCUA_USERNAME": "<your opcua username>",
        "OPCUA_USER_CERT": "<your opcua user cert>",
        "OPCUA_USER_KEY": "<your opcua user key>"
      },
      "type": "stdio"
    }
  }
}

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