Awesome Mqtt

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

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/.

iOS, macOS, tvOS native ObjectiveC MQTT Client Framework

MQTT 5.0 client library for iOS and macOS written in Swift

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

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

A portable MQTT C client for embedded systems and PCs alike.

MQTT client/broker using Python asynchronous I/O

Subscribe to a MQTT topic or publish something quickly from the terminal

A wrapper for the Eclipse Mosquitto™ MQTT client library for PHP.

MQTT-PWN intends to be a one-stop-shop for IoT Broker penetration-testing and security assessment operations.

Erlang MQTT 5.0 Client

A web interface for MQTT

MQTT CLI is a useful command line interface for connecting various MQTT clients supporting MQTT 5.0 and 3.1.1

Raspberry Pi MQTT Monitor gathers system information and sends it to a MQTT server.

Kotlin Multiplatform MQTT client & embeddable and standalone broker

MQTT client to control BroadLink devices

Pure rust mqtt cilent

Utility reporting system health and status via MQTT

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

MQTT client library for CODESYS, supporting all QoS

Open-source MQTT-based IoT dashboard visualization tool. Has full MQTT 5.0 support. Allows easy dashboards sharing. Works with any MQTT broker supporting the WSS protocol.

MQTT Client for android with tasker support

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.

CAN-Bus -- MQTT bridge: bidirectional, configurable and extendable

Spectacular C# MQTT and Sparkplug Clients for .NET

MQTT Client Library for CircuitPython

Python-based MQTT client command shell

A self-hostable MQTT dashboard/explorer for IoT developers.

Store all incoming 🦟MQTT messages on 🍃MongoDB

Simple MQTT Client.

VSMqtt is a simple MQTT client integrated in vscode.

MQTT Input Plugin for Graylog

Type-safe async MQTT client for Rust. Topics as types, automatic routing and (de)serialization on top of rumqttc.

Terminal UI MQTT client with features like saved connections, live topic tree, message inspector, and plugins.

pretty print mqtt messages in console

MQTT Topic Statistics

Low-overhead MQTT v5 client for Go: allocation-free PUBLISH decoding and QoS 0 publishing, reconnect and session resume built in, QoS 1/2 that survives restarts, durable publishing, multi-broker failover and fan-out. Standard-library core.

TopicBench — free/OSS multi-broker MQTT monitor (Rust + egui)

Desktop MQTT client: live topic tree, large-message inspector, live plots and a publisher with saved messages. Linux, Windows, macOS.

Python toolkit for discovering, monitoring, and controlling Tasmota devices via MQTT with CLI utilities and ready-to-use multi-arch Docker images

An open source MQTT test tool: connect to a broker, watch the traffic, chart it, publish back.