Who maintains Sparkplug B?

Sparkplug B is maintained by nagarjunr, which publishes 11 MCP servers (11 total versions) tracked on MCP Toplist.

Is Sparkplug B listed on the Official MCP Registry?

Yes — Sparkplug B is listed on the Official MCP Registry.

How many versions does Sparkplug B have?

MCP Toplist tracks 1 version of Sparkplug B, most recently published on Aug 4, 2026.

Where can I find the source code for Sparkplug B?

The source code for Sparkplug B is hosted at github.com/nagarjunr/iot-mcp-servers.

SERVER

Sparkplug B

Rank #79,721

io.github.nagarjunr/sparkplug-b

MCP server for Sparkplug B: node/device discovery, metrics, commands, host state over MQTT.

1 version

by nagarjunr (11 servers)View repository ↗

Listed & last published

Aug 4, 2026

OVERVIEW

Sparkplug B is a Model Context Protocol (MCP) server published by nagarjunr. It ranks #79,721 of 115,460 servers tracked on MCP Toplist. Sparkplug B is listed on Official MCP, with 1 tracked version. It was first listed on Aug 4, 2026 and most recently updated on Aug 4, 2026.

STANDING

#79,721of 115,460 tracked servers

Ranks ahead of 35,739 of 115,460 servers on MCP Toplist.

CONNECT

Use Sparkplug B

API keyNeeds credentials

Requires user-supplied configuration before first use — typically an API key, token or connection string set via environment variables.

Python package (PyPI)

claude mcp add sparkplug-b -e "SPARKPLUG_MQTT_HOST=<your SPARKPLUG_MQTT_HOST>" -e "SPARKPLUG_HOST_ID=<your SPARKPLUG_HOST_ID>" -e "SPARKPLUG_MQTT_PORT=<your SPARKPLUG_MQTT_PORT>" -e "SPARKPLUG_MQTT_USERNAME=<your SPARKPLUG_MQTT_USERNAME>" -e "SPARKPLUG_MQTT_PASSWORD=<your SPARKPLUG_MQTT_PASSWORD>" -e "SPARKPLUG_MQTT_USE_TLS=<your SPARKPLUG_MQTT_USE_TLS>" -e "SPARKPLUG_GROUP_ID=<your SPARKPLUG_GROUP_ID>" -- uvx sparkplug-b-mcp-server

Replace each placeholder with your own value before saving.

Python package (PyPI)

[mcp_servers.sparkplug-b]
command = "uvx"
args = ["sparkplug-b-mcp-server"]

[mcp_servers.sparkplug-b.env]
SPARKPLUG_MQTT_HOST = "<your SPARKPLUG_MQTT_HOST>"
SPARKPLUG_HOST_ID = "<your SPARKPLUG_HOST_ID>"
SPARKPLUG_MQTT_PORT = "<your SPARKPLUG_MQTT_PORT>"
SPARKPLUG_MQTT_USERNAME = "<your SPARKPLUG_MQTT_USERNAME>"
SPARKPLUG_MQTT_PASSWORD = "<your SPARKPLUG_MQTT_PASSWORD>"
SPARKPLUG_MQTT_USE_TLS = "<your SPARKPLUG_MQTT_USE_TLS>"
SPARKPLUG_GROUP_ID = "<your SPARKPLUG_GROUP_ID>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "sparkplug-b": {
      "command": "uvx",
      "args": [
        "sparkplug-b-mcp-server"
      ],
      "env": {
        "SPARKPLUG_MQTT_HOST": "<your SPARKPLUG_MQTT_HOST>",
        "SPARKPLUG_HOST_ID": "<your SPARKPLUG_HOST_ID>",
        "SPARKPLUG_MQTT_PORT": "<your SPARKPLUG_MQTT_PORT>",
        "SPARKPLUG_MQTT_USERNAME": "<your SPARKPLUG_MQTT_USERNAME>",
        "SPARKPLUG_MQTT_PASSWORD": "<your SPARKPLUG_MQTT_PASSWORD>",
        "SPARKPLUG_MQTT_USE_TLS": "<your SPARKPLUG_MQTT_USE_TLS>",
        "SPARKPLUG_GROUP_ID": "<your SPARKPLUG_GROUP_ID>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "sparkplug-b": {
      "command": "uvx",
      "args": [
        "sparkplug-b-mcp-server"
      ],
      "env": {
        "SPARKPLUG_MQTT_HOST": "<your SPARKPLUG_MQTT_HOST>",
        "SPARKPLUG_HOST_ID": "<your SPARKPLUG_HOST_ID>",
        "SPARKPLUG_MQTT_PORT": "<your SPARKPLUG_MQTT_PORT>",
        "SPARKPLUG_MQTT_USERNAME": "<your SPARKPLUG_MQTT_USERNAME>",
        "SPARKPLUG_MQTT_PASSWORD": "<your SPARKPLUG_MQTT_PASSWORD>",
        "SPARKPLUG_MQTT_USE_TLS": "<your SPARKPLUG_MQTT_USE_TLS>",
        "SPARKPLUG_GROUP_ID": "<your SPARKPLUG_GROUP_ID>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "servers": {
    "sparkplug-b": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "sparkplug-b-mcp-server"
      ],
      "env": {
        "SPARKPLUG_MQTT_HOST": "<your SPARKPLUG_MQTT_HOST>",
        "SPARKPLUG_HOST_ID": "<your SPARKPLUG_HOST_ID>",
        "SPARKPLUG_MQTT_PORT": "<your SPARKPLUG_MQTT_PORT>",
        "SPARKPLUG_MQTT_USERNAME": "<your SPARKPLUG_MQTT_USERNAME>",
        "SPARKPLUG_MQTT_PASSWORD": "<your SPARKPLUG_MQTT_PASSWORD>",
        "SPARKPLUG_MQTT_USE_TLS": "<your SPARKPLUG_MQTT_USE_TLS>",
        "SPARKPLUG_GROUP_ID": "<your SPARKPLUG_GROUP_ID>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "sparkplug-b": {
      "command": "uvx",
      "args": [
        "sparkplug-b-mcp-server"
      ],
      "env": {
        "SPARKPLUG_MQTT_HOST": "<your SPARKPLUG_MQTT_HOST>",
        "SPARKPLUG_HOST_ID": "<your SPARKPLUG_HOST_ID>",
        "SPARKPLUG_MQTT_PORT": "<your SPARKPLUG_MQTT_PORT>",
        "SPARKPLUG_MQTT_USERNAME": "<your SPARKPLUG_MQTT_USERNAME>",
        "SPARKPLUG_MQTT_PASSWORD": "<your SPARKPLUG_MQTT_PASSWORD>",
        "SPARKPLUG_MQTT_USE_TLS": "<your SPARKPLUG_MQTT_USE_TLS>",
        "SPARKPLUG_GROUP_ID": "<your SPARKPLUG_GROUP_ID>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "sparkplug-b": {
      "command": "uvx",
      "args": [
        "sparkplug-b-mcp-server"
      ],
      "env": {
        "SPARKPLUG_MQTT_HOST": "<your SPARKPLUG_MQTT_HOST>",
        "SPARKPLUG_HOST_ID": "<your SPARKPLUG_HOST_ID>",
        "SPARKPLUG_MQTT_PORT": "<your SPARKPLUG_MQTT_PORT>",
        "SPARKPLUG_MQTT_USERNAME": "<your SPARKPLUG_MQTT_USERNAME>",
        "SPARKPLUG_MQTT_PASSWORD": "<your SPARKPLUG_MQTT_PASSWORD>",
        "SPARKPLUG_MQTT_USE_TLS": "<your SPARKPLUG_MQTT_USE_TLS>",
        "SPARKPLUG_GROUP_ID": "<your SPARKPLUG_GROUP_ID>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

BADGE

Show your rank

Maintain this server? Add the live rank badge to your README — it updates automatically as the leaderboard changes.

Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.nagarjunr%2Fsparkplug-b.svg)](https://mcptoplist.com/server/io.github.nagarjunr%2Fsparkplug-b)

HTML

<a href="https://mcptoplist.com/server/io.github.nagarjunr%2Fsparkplug-b"><img src="https://mcptoplist.com/badge/io.github.nagarjunr%2Fsparkplug-b.svg" alt="MCP Toplist: #79,721 of 115,460" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 1 registry

Official MCP

ORGANIZATION

nagarjunr

Organization

nagarjunr

Servers in org

Versions across org

Other servers by nagarjunr

GCP Bucket Connector#62,294 · 1 ver

View all nagarjunr servers →

VERSIONS

Available versions (1)

Version	Published
0.1.0	Aug 4, 2026

FAQ

Frequently asked questions

Who maintains Sparkplug B?: Sparkplug B is maintained by nagarjunr, which publishes 11 MCP servers (11 total versions) tracked on MCP Toplist.
Is Sparkplug B listed on the Official MCP Registry?: Yes — Sparkplug B is listed on the Official MCP Registry.
How many versions does Sparkplug B have?: MCP Toplist tracks 1 version of Sparkplug B, most recently published on Aug 4, 2026.
Where can I find the source code for Sparkplug B?: The source code for Sparkplug B is hosted at github.com/nagarjunr/iot-mcp-servers.

EXPLORE

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