HiveMQ Edge is an MQTT gateway that enables interoperability between OT devices and IT systems. It translates diverse protocols into MQTT for streamlined communication and helps organize data into a unified namespace, making managing and streaming data across your infrastructure easier.

Automatic Labelling triggered by Modbus - works with Commander4j

PLC4X The Industrial IoT adapter

能源管理系统+能源管理系统源码+能源管理平台+EMS 能源管理系统。通过系统性的能源挖掘和深度能源适配，适用管理场景：企业能源管理、工商业能源管理、低碳园区能源管理、化工企业能源管理、工矿能源管理、公共建筑能源管理等多维度的能碳、能源管理平台。 底层系统为物联网技术，采集、监控、管理企业水、电、气、热等能耗、能源数据，同时也可以用于光伏监测能源管理运维平台、充电桩管理运营能源能碳平台等场景，帮助企业建立能源管理体系，找到跑冒滴漏，进一步实现节能节约能源、降低碳排放。 进一步为企业实现碳跟踪、碳盘查、碳交易、碳汇报的全生命过程。 为中国双碳事业做出贡献。

Modbus TCP, Modbus TCP Security, Modbus RTU on Serial, and Modbus RTU on TCP for Java 17+.

Distributed SolarNode components for collecting data and controlling devices.

A delightful little Modbus library for Java.

The OEE-Operations project is the user interface for the OEE operator web application.

The OEE-Designer is the build time environment for OEE applications.

The OEE-Domain project contains business domain classes for OEE.

IoT DC3 is a fully open-source distributed Internet of Things (IoT) platform built on Spring Cloud. It accelerates IoT project development and simplifies IoT device management, providing comprehensive solutions for building robust IoT systems.

OpenMUC is a software framework based on Java and OSGi that simplifies the development of customized monitoring, logging and controlling systems.

Monitors an Outback MATE, Renogy Rover - MPPT Charge Controller and EPEver Tracer. Integrates with Grafana, PVOutput and more!

All CRC algorithms implemented in Java. support: CRC-3、CRC-4、CRC-5、CRC-6、CRC-7、CRC-8、CRC-10、CRC-11、CRC-12、CRC-13、CRC-14、CRC-15、CRC-16、CRC-17、CRC-21、CRC-24、CRC-30、CRC-31、CRC-32、CRC-40、CRC-64、CRC-82

Modbus TCP Client (Java) This project provides a simplified Modbus TCP client in Java, developed as a university project to explore advanced networking and industrial communication protocols beyond the core curriculum.

Android tablet app for testing WiFi communication with Allen Bradley and/or Modbus programmable logic controllers (PLC) on a local network. Master to communicate with slave devices. This is using libplctag / jna libraries.

A java library to read data from my Modbus based energy devices.

Modbus Slave Simulator (early ModbusPal Enhanced) is a Java MODBUS Protocol Slave Simulator.

Cross platform GUI MODBUS TCP/RTU simulator & gateway. Interprets data types including ascii float and int.