The most scalable and reliable MQTT broker for AI, IoT, IIoT and connected vehicles
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A Powerful and All-in-One MQTT 5.0 client toolbox for Desktop, CLI and WebSocket.
- mqtt-tool
- mqtt
- mqtt-client
- electron-app
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/.
- mqtt
- mqtt-client
- mqtt-broker
- mqtt-server
Infrared remote library for ESP8266/ESP32: send and receive infrared signals with multiple protocols. Based on: https://github.com/shirriff/Arduino-IRremote/
- protocols
- arduino-ide
- infrared
- airconditioners
An ultra-lightweight and blazing-fast Messaging Bus/MQTT Broker for Edge & SDV
- mqtt
- mqtt-broker
- iot-edge
- nng
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
DroneBridge for ESP32. A secure & transparent telemetry link with support for WiFi and ESP-NOW. Supporting MAVLink, MSP, LTM or any other protocol
- dronebridge
- uav
- mavlink
- msp
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
- mqtt
- mqtt-client
- mqtt-protocol
- reactive-streams
Gmqtt is a flexible, high-performance MQTT broker library that fully implements the MQTT protocol V3.x and V5 in golang
- mqtt
- mqtt-broker
- mqtt-protocol
- mqtt-server
DroneBridge is a system based on the WifiBroadcast approach. A bidirectional digital radio link between two endpoints is established using standard WiFi hardware and a custom protocol. DroneBridge is optimized for use in UAV applications and is a complete system. It is intended be a real alternative to other similar systems, such as DJI Lightbridge or OcuSync.
- msp
- telemetry
- wifibroadcast
- dronebridge
CSerialPort - lightweight cross-platform serial port library and protocol parsing for C++/C/C#/Java/Python/Node.js/Electron/Rust
- serial-port
- cserialport
- cpp
- communication
A system that uses ESP-NOW, LoRa, and other protocols to transport sensor data in remote areas without relying on WiFi.
The idiomatic asyncio MQTT client
Pure Ruby gem that implements the MQTT protocol, a lightweight protocol for publish/subscribe messaging.
- ruby
- mqtt
- rubygems
Can bus monitoring tool based on arduino and can bus shield. Implements CAN ASCII/SLCAN protocol compatible with Lawicel CAN232/CANUSB. Can be used for monitoring low speed CAN (interior can bus of most cars, less than 500kbps). For higher speeds serial port can become a bottleneck in case data density is high.
Self-assembling Mesh network built around the MQTT protocol supporting OTA
HealthyPi is the first fully open-source, full-featured vital sign monitor. Using the Raspberry Pi as its computing and display platform, the HealthyPi add-on HAT turns the Raspberry Pi into a vital sign monitoring system.
luamqtt - Pure-lua MQTT v3.1.1 and v5.0 client
- lua
- mqtt
- mqtt-client
- luasec
MQTT protocol library for Rust
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.
- dashboard
- mqtt
- mqtt-client
- quasar
The 30 MB open-source edge AI agent runtime. Run AI agents offline on Linux (Raspberry Pi, Jetson). GPIO, UART, MQTT as first-class nodes. Industrial protocols (OPC-UA, Modbus) on the roadmap.
- ai-agents
- edge-agents
- edge-ai
- edge-computing
A dead-simple, extensible MQTT implementation well suited for embedded systems.
- go
- golang
- mqtt
- mqtt-client
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.
- mqtt
- mqtt-client
- mqtt-protocol
- mqtt-ui
MQTT to OPCUA protocol converter/gateway