The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles

MQTTnet is a high performance .NET library for MQTT based communication. It provides a MQTT client and a MQTT server (broker). The implementation is based on the documentation from http://mqtt.org/.

A Powerful and All-in-One MQTT 5.0 client toolbox for Desktop, CLI and WebSocket.

C/C++ server and network library, including coroutine,redis client,http/https/websocket,mqtt, mysql/postgresql/sqlite client with C/C++ for Linux, Android, iOS, MacOS, Windows, etc..

An ultra-lightweight and blazing-fast MQTT Messaging Broker/Bus for IoT Edge & SDV

HiveMQ CE is a Java-based open source MQTT broker that fully supports MQTT 3.x and MQTT 5. It is the foundation of the HiveMQ Enterprise Connectivity and Messaging Platform

HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.x and V5 in golang

A highly configurable MQTT message router, where the routing targets are notification plugins, primarily written in Python.

Software to manage a Linux-based All Sky Camera.

🕹 MQTT Protocol Analysis and Coroutine Client for PHP. Support for 3.1, 3.1.1 and 5.0 versions of the MQTT protocol.

Cross platform MQTT client for MQTT debugging and message inspection. It is based on the .NET library MQTTnet.

Toolkit is a IoT protocol client CLI for IoT developer and learners. CoAP、MQTT And NB-IoT protocol are currently supported. It supports colors, autocompletion, internationalization(chinese, english and german…) and multi-platforms

reactor3实现的mqtt库

A Lightweight and fully asynchronous MQTT client C library based on libev

MQTT Datasource for Grafana allows streaming data from any MQTT broker running either locally or remotely.

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

Async Mqtt encoder and decoder for rust.

The fastest Message Queue Telemetry Transport (MQTT) client for .NET.

A dead-simple, extensible MQTT implementation well suited for embedded systems.

Diagnostic-oriented MQTT client tool. Supports MQTT 5.0 and 3.1.X protocols, connections to multiple brokers, MQTT operations logs and multiple subscribe widgets with unique/history topic filtering mode. Saves configuration in browser's local cache.

mProxy is a policy-enforcement multi-protocol proxy

MQTT Client that publishes data from Volkswagen WeConnect

MQTT broker written in D, using vibe.d

Plugin for connecting CarConnectivity with MQTT brokers. Enables vehicle telemetry of various brands in MQTT

General purpose library for communication over the mqtt protocol

MQTT5 Explorer is a simple yet feature-rich client to visualize data of any MQTT broker.

Whsnbg is a C implementation of a MQTT server (broker), a MQTT-SN gateway and simple MQTT rules engine designed for embedded platforms with small memory requirements.

Kotlin cross-platform, coroutine based, reflectionless MQTT 3.1.1 & 5.0 client

A thread-safe MQTT client for Arduino ESP32xx, based on ESP-IDF MQTT component. Work with the latest ESP32 Arduino Core 3.x and ESP-IDF 5.x.