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https://github.com/dromara/mica-mqtt

java mqtt 基于 java aio 实现，开源、简单、易用、低延迟、高性能百万级 java mqtt client 组件和 java mqtt broker 服务。🔝🔝 记得右上角点个star 关注更新！
https://github.com/dromara/mica-mqtt

java mica mqtt mqtt-broker mqtt-client mqtt-cluster spring spring-boot springboot websocket

Last synced: about 13 hours ago
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java mqtt 基于 java aio 实现，开源、简单、易用、低延迟、高性能百万级 java mqtt client 组件和 java mqtt broker 服务。🔝🔝 记得右上角点个star 关注更新！

Host: GitHub
URL: https://github.com/dromara/mica-mqtt
Owner: dromara
License: apache-2.0
Created: 2020-09-13T06:30:06.000Z (over 4 years ago)
Default Branch: master
Last Pushed: 2024-12-22T02:50:02.000Z (about 22 hours ago)
Last Synced: 2024-12-22T03:07:35.452Z (about 22 hours ago)
Topics: java, mica, mqtt, mqtt-broker, mqtt-client, mqtt-cluster, spring, spring-boot, springboot, websocket
Language: Java
Homepage: https://mica-mqtt.dromara.org
Size: 2.12 MB
Stars: 305
Watchers: 9
Forks: 57
Open Issues: 3
Metadata Files:
- Readme: README.en.md
- Changelog: CHANGELOG.md
- License: LICENSE
- Security: SECURITY.md

Awesome Lists containing this project

README

        # 🌐 Dromara mica mqtt

[![Java CI](https://github.com/dromara/mica-mqtt/workflows/Java%20CI/badge.svg)](https://github.com/dromara/mica-mqtt/actions)

![JAVA 8](https://img.shields.io/badge/JDK-1.8+-brightgreen.svg)

[![Mica Maven release](https://img.shields.io/maven-central/v/org.dromara.mica-mqtt/mica-mqtt-codec?style=flat-square)](https://central.sonatype.com/artifact/org.dromara.mica-mqtt/mica-mqtt-codec/versions)

[![GitHub](https://img.shields.io/github/license/dromara/mica-mqtt.svg?style=flat-square)](https://github.com/dromara/mica-mqtt/blob/master/LICENSE)

[![Gitcode Repo star](https://img.shields.io/badge/GitCode-GStar-red)](https://gitcode.com/dromara/mica-mqtt)

[![star](https://gitee.com/dromara/mica-mqtt/badge/star.svg?theme=dark)](https://gitee.com/dromara/mica-mqtt/stargazers)

[![GitHub Repo stars](https://img.shields.io/github/stars/dromara/mica-mqtt?label=Github%20Stars)](https://github.com/dromara/mica-mqtt)

---

📖English | [📖简体中文](README.md)

Dromara `mica-mqtt` is a **low-latency** and **high-performance** `mqtt` Internet of Things component. For more usage details, please 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

## 🚀 Advantages

- Ordinary yet not monotonous, simple yet not lackluster.

- Manual transmission (more conducive to secondary development or expansion).

- A newborn calf; infinite possibilities.

## ✨ Features

- [x] Support for MQTT v3.1, v3.1.1, and v5.0 protocols.

- [x] Support for WebSocket MQTT sub-protocol (compatible with mqtt.js).

- [x] Support for HTTP REST API, see [HTTP API Documentation](docs/http-api.md) for details.

- [x] Support for MQTT client.

- [x] Support for MQTT server.

- [x] Support for MQTT Will messages.

- [x] Support for MQTT Retained messages.

- [x] Support for custom message (MQ) processing and forwarding to achieve clustering.

- [x] MQTT client **Alibaba Cloud MQTT**、**HuaWei MQTT** connection demo.

- [x] Support for GraalVM compilation into native executable programs.

- [x] Support for rapid access to Spring Boot、Solon and JFinal projects.

- [x] Support for integration with Prometheus + Grafana for monitoring.

- [x] Cluster implementation based on Redis pub/sub, see [mica-mqtt-broker module](mica-mqtt-broker) for details.

## 🌱 To-do

- [ ] Optimize the processing of MQTT sessions and support v5.0

- [ ] Implement rule engine based on easy-rule + druid sql parsing.

## 🚨 Default Ports

| Port | Protocol        | Description                      |

| ---- | --------------- | -------------------------------- |

| 1883 | tcp             | MQTT TCP port                    |

| 8083 | http, websocket | HTTP API and WebSocket MQTT port |

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

## 📦️ Dependencies

### Spring Boot Project

**Client:**

```xml

  org.dromara.mica-mqtt

  mica-mqtt-client-spring-boot-starter

  ${mica-mqtt.version}

```

**Configuration Details**: [mica-mqtt-client-spring-boot-starter Documentation](starter/mica-mqtt-client-spring-boot-starter/README.md)

**Server:**

```xml

  org.dromara.mica-mqtt

  mica-mqtt-server-spring-boot-starter

  ${mica-mqtt.version}

```

**Configuration Details**: [mica-mqtt-server-spring-boot-starter Documentation](starter/mica-mqtt-server-spring-boot-starter/README.md)

### Non-Spring Boot Project

**Client:**

```xml

  org.dromara.mica-mqtt

  mica-mqtt-client

  ${mica-mqtt.version}

```

**Configuration Details**: [mica-mqtt-client Documentation](mica-mqtt-client/README.md)

**Server:**

```xml

  org.dromara.mica-mqtt

  mica-mqtt-server

  ${mica-mqtt.version}

```

**Configuration Details**: [mica-mqtt-server Documentation](mica-mqtt-server/README.md)

## 📝 Documentation

- [Introduction to MQTT, mqttx, and mica-mqtt **Video**](https://www.bilibili.com/video/BV1wv4y1F7Av/)

- [Getting Started with mica-mqtt](example/README.md)

- [mica-mqtt HTTP API Documentation](docs/http-api.md)

- [Frequently Asked Questions about mica-mqtt Usage](https://gitee.com/596392912/mica-mqtt/issues/I45GO7)

- [mica-mqtt Release Versions](CHANGELOG.md)

- [MQTT Protocol Documentation](https://github.com/mcxiaoke/mqtt)

## 💡 References

- [Netty Codec MQTT](https://github.com/netty/netty/tree/4.1/codec-mqtt)

- [jmqtt](https://github.com/Cicizz/jmqtt)

- [iot-mqtt-server](https://gitee.com/recallcode/iot-mqtt-server)

- [Netty MQTT Client](https://github.com/jetlinks/netty-mqtt-client)

## 🏗️ MQTT Client Tools

- [Mqttx: An Elegant Cross-platform MQTT 5.0 Client Tool](https://mqttx.app)

## 🍻 Open Source Recommendations

- `Avue`: A Vue-based configurable front-end framework: [https://gitee.com/smallweigit/avue](https://gitee.com/smallweigit/avue)

- `Pig`: Microservice framework featured on CCTV (architectural essential): [https://gitee.com/log4j/pig](https://gitee.com/log4j/pig)

- `SpringBlade`: Enterprise-level solution (essential for enterprise development): [https://gitee.com/smallc/SpringBlade](https://gitee.com/smallc/SpringBlade)

- `smart-mqtt`: High-performance MQTT broker (surpassing EMQX): [https://gitee.com/smartboot/smart-mqtt](https://gitee.com/smartboot/smart-mqtt)

- `IJPay`: Payment SDK, making payment accessible: [https://gitee.com/javen205/IJPay](https://gitee.com/javen205/IJPay)

- `JustAuth`: The most comprehensive third-party login open-source library ever: [https://github.com/zhangyd-c/JustAuth](https://github.com/zhangyd-c/JustAuth)

- `spring-boot-demo`: Spring Boot in-depth learning in practice: [https://github.com/xkcoding/spring-boot-demo](https://github.com/xkcoding/spring-boot-demo)

## 💚 Acknowledgements

Thanks to JetBrains for providing a free open-source license:

[![JetBrains](docs/img/jetbrains.png)](https://www.jetbrains.com/?from=mica-mqtt)

## 📱 WeChat

![DreamLuTech](docs/img/dreamlu-weixin.jpg)

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