PLC MCP servers
HardwareMCP lists 1 MCP server for PLCs: OPC UA MCP Server by IndustriAgents, with 30 GitHub stars, last pushed Nov 1, 2026.
It runs over stdio.
| Part | Server | Hardware | Lang | Transport | Stars | Updated |
|---|---|---|---|---|---|---|
| HM-DT-041 | OPC UA MCP Server Lets MCP agents read sensors, browse the plant and, only when allowed, control equipment on any OPC UA server (PLC, SCADA gateway or historian) |
OPC UA, PLCs | Python | stdio | 30 | 2026-11-01 |
FAQ
Is there an MCP server for PLCs?
Yes. HardwareMCP lists one: OPC UA MCP Server by IndustriAgents.
Which PLC MCP server should I start with?
OPC UA MCP Server is the only one listed, so start there and check its README for the models and versions it supports.
Has HardwareMCP tested this PLC MCP server?
Not yet. HardwareMCP has not bench-tested OPC UA MCP Server. Install commands come from the project's README, so review the code before you run it.
Can my AI agent find PLC MCP servers for me?
Yes. Add the HardwareMCP MCP server at https://hardwaremcp.khanex.ai/mcp to your MCP client, then ask which PLC MCP server to use. It can call recommend_for_device or search_servers and return install steps and client config.
Related devices in Embedded dev tools
New hardware MCP servers, notable releases and setup notes. One email, Mondays.