Open source implementation of OPC UA (OPC Unified Architecture) aka IEC 62541 licensed under Mozilla Public License v2.0

Industrial IoT Messaging and Device Management Platform

an implementation of a OPC UA stack fully written in javascript and nodejs - http://node-opcua.github.io/

LGPL Pure Python OPC-UA Client and Server

Open-source IoT Gateway - integrates devices connected to legacy and third-party systems with ThingsBoard IoT Platform using Modbus, CAN bus, BACnet, BLE, OPC-UA, MQTT, ODBC and REST protocols

Eclipse Milo™ - an open source implementation of OPC UA (IEC 62541).

Native Go OPC-UA library

A client and server implementation of the OPC UA specification written in Rust

Visualize and control your enterprise using OPC Unified Architecture (OPC UA) and Visual Studio.

Web-based Process Visualization (SCADA/HMI/Dashboard) software

OPC UA library for python > 3.6 asyncio

A mobile and cloud friendly SCADA HMI for substations, IoT and automation applications.

An OPCUA Client for logging data to InfluxDB! 🔌 🏭

IOT DC3 is an open source, distributed Internet of Things (IOT) platform based on Spring Cloud. It is used for rapid development of IOT projects and management of IOT devices. It is a set of solutions for IOT system.

Object Oriented Internet - C# deliverables supporting a new Machine To Machine (M2M) communication architecture

a opcua client with blessed (ncurses)

An information model for robot hardware. Facilitates interoperability across modules from different robot manufacturers. Built around ROS 2.0

Sample HMIs using OPC Unified Architecture (OPC UA) and Visual Studio.

Open Source OPC UA Application Server and OPC UA Client/Server C++ Libraries

Qt C++ wrapper for open62541 server stack

An ASP.NET Core web application exposing OPC UA Servers to non OPCUA-compliant clients with a REST interface

UI for Mainflux IoT platform

An open source OPC UA server for Modbus TCP devices

Embedded OPC UA Server on ESP32 based on open62541 project

OPC UA Address Space Model Designer

一个OPC UA客户端二次封装类，使用本组件提供的类库，可以简单便捷的读写OPC-UA服务器上的数据，引用，方法等等操作。本版本为旧版，新版请参照：https://github.com/dathlin/OpcUaHelper

ICS TestBed Framework

UMX is a tool for OPC UA developers to create Information Models to generate OPC UA compliant Nodesets for use in OPC UA Servers.

open62541 OPC UA example for Arduino

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