Modbus MCP Server vs Radar

A side-by-side comparison of two DevOps & Cloud servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Modbus MCP Server Connect AI agents to industrial IoT: read and write Modbus registers and coils over TCP, UDP, or serial. Unverified stdio (local) No auth Stale Python	Radar Built-in MCP server for the open-source Kubernetes UI — lets AI assistants query and operate your cluster. Unverified HTTP (remote) No auth Go
Category	DevOps & Cloud	DevOps & Cloud
Language	Python	Go
Transport	stdio (local)	HTTP (remote)
Auth	None	None
GitHub stars	25	2.4k
Last commit	1 year ago	9 days ago
Verified
Actively maintained
Install	`git clone https://github.com/kukapay/modbus-mcp.git && cd modbus-mcp && uv sync`	`curl -fsSL https://get.radarhq.io \| sh`
Repo	Open	Open

Verdict

Pick Modbus MCP Server if you want a local (stdio) server that keeps data on your machine.

Pick Radar if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Add Modbus MCP Server

Install / run

git clone https://github.com/kukapay/modbus-mcp.git && cd modbus-mcp && uv sync

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "modbus-mcp-server": {
      "command": "uv",
      "args": [
        "--directory",
        "/path/to/modbus-mcp",
        "run",
        "modbus-mcp"
      ],
      "env": {
        "MODBUS_TYPE": "tcp",
        "MODBUS_HOST": "127.0.0.1",
        "MODBUS_PORT": "502"
      }
    }
  }
}

Add Radar

Install / run

curl -fsSL https://get.radarhq.io | sh

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "radar": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "http://localhost:9280/mcp"
      ]
    }
  }
}

Claude Desktop connects to remote servers through the `mcp-remote` proxy (installed on first run via npx). Restart Claude Desktop after saving.

FAQ

Modbus MCP Server or Radar — which is better?

Pick Modbus MCP Server if you want a local (stdio) server that keeps data on your machine. Pick Radar if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Can I use both Modbus MCP Server and Radar?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Modbus MCP Server and Radar work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Modbus MCP Server →View Radar →More comparisons →