Nr MCP Server

nr-mcp

MCP server for Node-RED — safe deploy, optimistic locking, smart search, 13 tools

1 13 tools GitHub PyPI

No known CVEs

MIT license

Maintained

Last commit 154d ago

Works with most clients

Transport: stdio, http

13 tools · ~586 tok

Grade B · 0.3% of 200K ctx

MCPpedia last refreshed this data 1d ago

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Nr MCP Server is an MCP server that MCP server for Node-RED — safe deploy, optimistic locking, smart search, 13 tools. Its tool list has not been published yet over stdio and http, requires no API key, and scores 75/100 on MCPpedia's security, maintenance and efficiency rubric.

DevOps Developer Tools

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, http · Node 18+

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

{
  "mcpServers": {
    "nr-mcp": {
      "env": {
        "NR_URL": "http://localhost:1880",
        "NR_PASS": "your-password",
        "NR_USER": "admin"
      },
      "command": "nr-mcp"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-texan-nxtassist-nr-mcp)](https://mcppedia.org/s/io-github-texan-nxtassist-nr-mcp)

Read me

What Nr MCP Server does

A Model Context Protocol (MCP) server that lets AI assistants interact with Node-RED — read flows, search nodes, edit function code, deploy changes safely, and manage modules.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

uvx 'nr-mcp' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

75/100across 5 weighted dimensions

How we score →

0255075100

−25

Security

Maintenance

Efficiency

Documentation

Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked nr-mcp against OSV.dev.

Inventory

Tools (13)

Click any tool to inspect its schema.

~586 tokens total

Community

Reviews

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Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is Nr MCP Server safe to use?: Nr MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.
How do I install Nr MCP Server?: Nr MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What can Nr MCP Server do?: Nr MCP Server provides 13 tools: nr_get_flow_summary, nr_get_flow, nr_search_nodes, nr_get_function_code, nr_get_node_config and 8 more. See the full tools list on the server page for descriptions and parameters.
What AI clients work with Nr MCP Server?: Nr MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.
Is Nr MCP Server actively maintained?: Nr MCP Server is less actively maintained — last commit was 154 days ago. It has 1 GitHub stars.

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Community

Discussion

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Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

{ "mcpServers": { "nr-mcp": { "env": { "NR_URL": "http://localhost:1880", "NR_PASS": "your-password", "NR_USER": "admin" }, "command": "nr-mcp" } } }

Frequently Asked Questions

Is Nr MCP Server safe to use?

Nr MCP Server has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments. Licensed under MIT.

How do I install Nr MCP Server?

Nr MCP Server supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What can Nr MCP Server do?

Nr MCP Server provides 13 tools: nr_get_flow_summary, nr_get_flow, nr_search_nodes, nr_get_function_code, nr_get_node_config and 8 more. See the full tools list on the server page for descriptions and parameters.

What AI clients work with Nr MCP Server?

Nr MCP Server is compatible with claude-desktop, cursor, claude-code. It uses stdio and http transport.

Is Nr MCP Server actively maintained?

Nr MCP Server is less actively maintained — last commit was 154 days ago. It has 1 GitHub stars.