🌐 Dromara mica mqtt

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Dromara mica-mqtt is a low-latency, high-performance MQTT IoT component designed for seamless integration and scalability. For detailed usage guides, refer to the mica-mqtt-example module.

🍱 Use Cases

• Internet of Things (cloud-based MQTT broker)
• Internet of Things (edge messaging communication)
• Group IM
• Message push
• Easy-to-use MQTT client

🚀 Key Advantages

• Simplicity & Flexibility: Intuitive design for easy integration while retaining extensibility for advanced use cases.
• Manual Control: Explicit API design to facilitate secondary development and customization.
• Future-ready: Built with scalability in mind, supporting evolving IoT requirements.

✨ Features

• Supports MQTT v3.1, v3.1.1, and v5.0 protocols.
• Supports WebSocket MQTT sub-protocol (fully compatible with mqtt.js).
• Supports HTTP REST API - see HTTP API Documentation for details.
• Support for MQTT client, support Android native.
• Support for MQTT server, support Android native.
• Support for MQTT Will messages.
• Support for MQTT Retained messages.
• Support for custom message (MQ) processing and forwarding to achieve clustering.
• MQTT client Alibaba Cloud MQTT、HuaWei MQTT connection demo.
• Support for GraalVM compilation into native executable programs.
• Support for rapid access to Spring Boot、Solon and JFinal projects.
• Spring boot and Solon client plugins support session retention.
• Support for integration with Prometheus + Grafana for monitoring.
• Cluster implementation based on Redis pub/sub, see mica-mqtt-broker module for details.

🌱 To-do

• Optimize the handling of MQTT server sessions and simplify the use of MQTT v5.0.
• Implement rule engine based on easy-rule + druid sql parsing.

🚨 Default Ports

Port	Protocol	Description
1883	tcp	mqtt tcp port
8883	tcp ssl	mqtt tcp ssl port
8083	websocket	websocket mqtt port
8084	websocket ssl	websocket ssl mqtt port
18083	http	http、MCP api port

Demo Address: mqtt.dreamlu.net, same ports，username: mica password: mica

📦️ Dependencies

Spring Boot Project

Client:

<dependency>
  <groupId>org.dromara.mica-mqtt</groupId>
  <artifactId>mica-mqtt-client-spring-boot-starter</artifactId>
  <version>${mica-mqtt.version}</version>
</dependency>

Configuration Details: mica-mqtt-client-spring-boot-starter Documentation

Server:

<dependency>
  <groupId>org.dromara.mica-mqtt</groupId>
  <artifactId>mica-mqtt-server-spring-boot-starter</artifactId>
  <version>${mica-mqtt.version}</version>
</dependency>

Configuration Details: mica-mqtt-server-spring-boot-starter Documentation

Non-Spring Boot Project

Client:

<dependency>
  <groupId>org.dromara.mica-mqtt</groupId>
  <artifactId>mica-mqtt-client</artifactId>
  <version>${mica-mqtt.version}</version>
</dependency>

Configuration Details: mica-mqtt-client Documentation

Server:

<dependency>
  <groupId>org.dromara.mica-mqtt</groupId>
  <artifactId>mica-mqtt-server</artifactId>
  <version>${mica-mqtt.version}</version>
</dependency>

Configuration Details: mica-mqtt-server Documentation

📝 Documentation

• Introduction to MQTT, mqttx, and mica-mqtt Video
• Getting Started with mica-mqtt
• mica-mqtt HTTP API Documentation
• Frequently Asked Questions about mica-mqtt Usage
• mica-mqtt Release Versions

🍻 Open Source Recommendations

• Avue: A Vue-based configurable front-end framework: https://gitcode.com/superwei/avue
• Pig: Microservice framework featured on CCTV (architectural essential): https://gitcode.com/pig-mesh/pig
• SpringBlade: Enterprise-level solution (essential for enterprise development): https://gitcode.com/bladex/SpringBlade

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