Awesome MQTT

Why HTTP isn’t the King of IoT - Samsung Developer Conference 2017

Building IoT conference 2016 (German)

MQTT broker service and protocol adapter

Fast Java multiprotocol messaging and Integration Patterns server

Barebone MQTT broker that can run on any stream server, the node way

Java-based high-performance MQTT broker with native multi-tenancy for large-scale IoT

Lightweight, high-performance Go MQTT server supporting distributed cluster

Scalable and Reliable Real-time MQTT Messaging Engine for IoT in 5G Era

Distributed, scalable publish-subscribe platform with message storage

Basic MQTT Broker on the ESP8266

Python MQTT broker using asyncio

Java MQTT Broker supporting MQTT 3.1, 3.1.1 and 5.0. Commercial and open source editions

MQTT broker written in Go

Kotlin Multiplatform MQTT broker, both embeddable and standalone

Java MQTT lightweight broker

Node.js MQTT broker, Standalone or Embedded

The Open Source MQTT Broker - the most popular choice

Extendable MQTT broker in Go with HTTP observability

Cloud MQTT broker

Light-weight and Blazing-fast MQTT Broker for IoT Edge platform

High performance messaging broker with MQTT Adapter

Multi-protocol brokers written in Rust

High Performance MQTT Server and Client Libraries in Go

Open-source, scalable, fault-tolerant broker for millions of IoT devices

Vert.x component for MQTT connections and message exchange

Apache2 licensed distributed MQTT broker, developed in Erlang

MQTT broker leveraging Apache Kafka as storage and distribution engine

Data-oriented IoT framework and libraries

Secure and reliable device communication platform

Managed cloud broker supporting MQTT, MQTT over WSS, HTTPS and LoRaWAN

Secure and reliable communication between IoT application and devices

Hosted AMQP brokers with MQTT support

Hosted message broker optimized for IoT

Free and secure cloud MQTT broker with private namespaces

Cloud managed MQTT service from Google

Cloud managed MQTT service from HiveMQ

Device management, data aggregation, analytics and more. Linux Foundation supported

Device management, data collection, processing, and visualization for IoT

Browser-based MQTT client using websockets

Conformance test suites with fuzzing and performance testing

Simulate up to 100,000 MQTT clients per server

Golang MQTT proxy for monitoring and troubleshooting

Web based MQTT frontend

Simple MQTT Client command line (Python)

Remove retained MQTT topics by wildcard

Simple fuzzer for the MQTT protocol

Scalability and load testing utilities for MQTT

Mirror MQTT traffic from one broker to another

Lightweight console monitor for mqtt topics

CLI tool for recording and replaying MQTT messages

Java based MQTT frontend with scripting support

Subscriber client to monitor MQTT Topic Statistics

Practical MQTT Tool with innovative UI for developers

Display all Topics in an expandable tree view

Subscription-only web client - like Twitter wall for MQTT

Node.js Module to match MQTT Topics against wildcards

Open-source diagnostic-oriented MQTT client tool

Command line interface supporting MQTT 5.0 and 3.1.1

Visualize MQTT topics in a hierarchy - a MQTT swiss-army knife

MQTT Client written in Java based on Eclipse Paho with scripting

General MQTT testing app for iOS

Google Chrome MQTT client application

Simple lightweight terminal based MQTT monitor and publisher

MQTT Client for shell scripting

Cross-platform MQTT desktop client for macOS, Linux, and Windows

Interactive console shell for MQTT client operations

Slack app to send messages to MQTT brokers

Simple MQTT client integrated in Visual Studio Code

Ballerina MQTT client based on paho-mqtt

MQTT for iOS and macOS written in Swift

MQTT server and client components.

Asynchronous Erlang MQTT Client

Pure-lua MQTT v3.1.1 and v5.0 client

Clojure MQTT Client

MQTT Client for iOS written in Swift.

A wrapper for the Mosquitto MQTT client library for PHP.

iOS, macOS, tvOS native ObjectiveC MQTT Client

MQTT protocol library for Rust

Dart MQTT client.

MQTT Client library for the Lua language.

MQTT Objective-C client for iOS.

Pure Ruby gem that implements the MQTT protocol

Fast, lock free pure Rust MQTT client

Small library to connect to a MQTT broker. Very, very basic, and not maintained.

Node.js based script runner

A visual tool for wiring the Internet of Things

MQTT controlled Multi-Room Audio with Airplay/Airtunes Devices.

Bridge between Amazon Alexa and MQTT.

Listen for images on file server, analyze and create Home Assistant entities via MQTT Discovery.

This is an alternative firmware for Arilux LED controllers which uses MQTT.

Control your Sony Bravia TV with MQTT.

MQTT client to control BroadLink RM devices.

Easily extensible Bluetooth to MQTT gateway, currently supports: EQ3 smart thermostat, Xiaomi Mi Scale, Linak Desk, MySensors and Xiaomi Mi Flora plant sensor.

Bridge between Buderus KM200 internet gateway and MQTT.

A Nagios/Icinga plugin for checking connectivity to an MQTT broker.

Python program to enable MQTT control endpoints for chromecasts (both audio and video).

Control your Google Chromecast devices using MQTT.

A MQTT client for CODESYS PLC.

Control (almost) any smart home device, any smart home software, with Google Assistant. Therefore, it transforms actions received from Google by voice commands to MQTT messages.

MQTT Input Plugin for Graylog.

A simple server allowing you to query/control multiple local Harmony Home Hubs over HTTP or MQTT.

Collection of Go daemons for connecting Domoticz and other stuff.

Philips Hue bridge to MQTT interface

Subscribe to MQTT topics and insert into InfluxDB.

Bridge between Vorwerk Kobold Vr200 internet gateway and MQTT.

Kodi media center to MQTT interface

Extract data from Nissan Leaf API and post to MQTT.

Interface between LG WebOS Smart TVs and MQTT.

Send and receive infrared via LIRC.

Linux service to send Xiaomi Mi Flora plant sensor data to an MQTT broker.

MQTT features for Mopidy.

DMX Controller with MQTT support.

Open Source Android app that lets you control everything with your smartphone. Download it from Google Play.

Stream images from a connected camera over MQTT & view using Streamlit.

MQTT Docker to launch DashCast session on Chromecast.

A simple service which consumes, transforms and periodically republish json messages on MQTT.

A web gateway that optimizes any MQTT broker when sending real-time data to web clients with automatic throttling.

Send MQTT messages to Elasticsearch.

MQTT-ETCD gateway: PUT keys on ETCD through MQTT, and watch ETCD key changes on MQTT topics.

Subscribe to MQTT topics and insert into MongoDB.

Subscribe to a topic and show notifications from MQTT messages on Ubuntu & other notify-send compatible Linux distros.

Bi Directional MQTT to OPCUA Bridge.

Make TiVo DVR remote control available through an MQTT smarthome style interface.

MQTT Client with tasker integration Android app.

A JSON store with MQTT interface.

A Python logging handler module for MQTT.

Execute shell commands triggered by published MQTT messages.

Control processes via MQTT. Ability to send signals via MQTT and to publish stdout/stderr or pipe MQTT payloads into stdin.

Use with carbon plugin.

Route and transform MQTT notifications with 70+ adapters

Recursively watch a directory for modifications and publish file content to an MQTT broker.

Node.js Controller and MQTT API for Anki Overdrive.

A Nagios/Icinga notification module which wraps data into JSON and fires it off to an MQTT broker.

Interface between Onkyo AVR’s EISCP network remote protocol and MQTT. Uses the onkyo-eiscp library.

MQTT Gateway (publisher/subscriber) with various plug-ins (OPC UA Bridge, SQL Bridge, REST Bridge, SAP Bridge).

Location tracking and geofencing for MQTT

Utility reporting system health and status via MQTT.

The easiest way to track your Raspberry Pi or Ubuntu computer system health and performance in Home Assistant via MQTT.

A Linux gateway to connect low-cost microcontrollers only with a serial port to MQTT.

A SIP monitoring script that publishes incoming calls with CallerID to MQTT.

Docker Gateway to send/receive SMS through MQTT using an USB GSM dongle (gammu).

Python based SNMP v2 and v3 bridge to MQTT, active project in late 2025.

Publish MQTT Messages on Snowboy Hotword Detection.

Bridge between Sonos and MQTT

Modbus master which publishes register values via MQTT.

Control Sunricher LED devices using MQTT.

MQTT Bridge for IKEA TRÅDFRI Light Gateway.

Publish connected clients from Ubiquiti Unifi to MQTT.

Check for Docker image updates and publish to MQTT, in structure to support Home Assistant’s automated Updates and Discovery.

Xiaomi (Roborock) Vacuum Robots Firmware with MQTT

Control VLC via MQTT.

Remotely control Windows through MQTT.

Addon for a popular DIY barbecue thermometer.

Dashboard that taps into your IOT network using MQTT and JSON

A MQTT Topic Tree viewer using the d3 collapsible tree and MQTT over websockets.

MQTT client and dashboard application

Easy, customizable control panel - MQTT-client

This is an extension for the MagicMirror². It provides the ability to subscribe to MQTT topics and display them.

Android app for IoT dashboards

Universal MQTT Dashboard for Linux/Raspberry Pi

Web interface for MQTT

A small service which will convert mqtt messages to prometheus metrics.

IoT dashboard visualization tool with easy sharing

A web interface for testing interaction between MQTT.Cool and any MQTT broker.

MQTT dashboard application.

Dashboard UI for Node-RED

Time series visualization from MQTT, WebSockets, and more

Smart home automation with MQTT as the central message bus

A lightweight MQTT convention for the IoT

Docker container for easier TLS certificate management

IoT Broker penetration-testing and security assessment

Broker mis-configuration detection for cyber protection

End-to-end encryption and key management for MQTT

Interface between Asterisk and MQTT.

Arduino sketch, grab One-wire Temperature’s and publish to a MQTT broker.

Publish measurements from TQ Energy Manager / Busch-Jäger Energy Monitor to MQTT.

Control Chromoflex USP3 RGB LED modules via MQTT.

Interface between Busware CUL (868MHz RF-Devices like ELV FS20, HMS, EM, etc.) and MQTT.

Publish Amazon Dash Button presses to MQTT.

Interface between an Enocean USB300 (TCM310) adapter and MQTT.

Publish measurements from Parrot Flower Power plant sensors to MQTT.

Connect FRITZ!Box to MQTT.

A bridge between Haiku smart fans and MQTT.

Based on MQTT.

A configurable MQTT Visualization.

Bridge between an HTD Lync audio system and MQTT.

Interactive MQTT packet manipulation shell based on IPython

KNX home automation to MQTT interface

Java based Logic and scripting engine for MQTT

Benchmarking tool for MQTT Servers

Headless counterpart to MQTT DMX Controller - use scenes and sequences exported from the MQTT DMX Controller and control them via MQTT.

MQTT digitalSTROM-Server Bridge.

Polymer elements for MQTT

A MQTT to IRC / IRC to MQTT bridge or bot.

Operating-system related data, published to an MQTT broker at fixed intervals.

Simple interactive shell for MQTT

Subscribe to MQTT, extract JSON from a message and make lights blink on an SVG page.

Android Tasker mqtt plugin.

A collection of MQTT utilities

Control Atlona HDMI matrix switches with MQTT.

A way to bridge MQTT topics to BLE Gatt characteristics.

Plotting live numbered data from a subscribed MQTT topic using Highcharts.

Roughly the opposite of homekit2mqtt: Control your HomeKit-enabled devices with MQTT and without Siri or iPhone.

A collectd “Exec” plugin for MQTT.

MQTT implementation in Elixir

Nagios event broker to MQTT gateway.

Sample code which uses MQTT to control a Parrot AR Drone.

Arduino RFM69 based sensors and MQTT gateway.

Connect RaspberryPi GPIOs and 1-Wire sensors to MQTT

Run speedtest-cli and publish results via MQTT.

MQTT Client Library for Delphi. Alpha and long term unmaintained.

A python daemon that uses the Twitter Streaming API to access tweets and republishes them to an MQTT topic.

MQTT dissector for Wireshark

XBee to MQTT gateway.

A simple plugin for XBMC to listen for a particular topic on an MQTT broker, and display a popup message.

A simple adapter for connection Yamaha AVR to MQTT.