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awesome-opcua

https://github.com/iswunistuttgart/awesome-opcua

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OPC UA Standards Documents
- OPC Unified Architecture Specification - OPC UA Specification published by the OPC Foundation. Needs registration for download.
- OPC UA Information Models - OPC UA Companion Specifications released by the OPC Foundation. Needs registration for download.
- OPC Foundation Git repository of NodeSets - easy way to get the nodeset files without registration
Resources
- Online Resources
  - OPC Foundation UA Profile Reporting Visualization Tool - Overview of OPC UA Profiles.
  - OPC Foundation UA Profile Reporting Visualization Tool with drafts - Same as above including (stable) drafts.
  - OPC Foundation Information Modelling Best Practices - Whitepaper intended to provide best practices while creating OPC UA information models.
  - List of Collaborations Groups on Companion Specifications - Overview of the different standardization activities
  - https://opcua.rocks/ - blog about OPC UA~~
  - https://sandervandevelde.wordpress.com/ - IoT Blog (use also OPC UA in some projects)
  - GitHub Org of the OPC Foundation - different software projects and reference implementations
  - OPC Foundation Templates - (select the "Template" filter) Templates for (joint) working groups. Including MS Visio shapes for OPC UA.
  - OPCUA CS Graph - Graph that shows the dependencies between Companion Specification
  - OPC UA Profile Reporting Application - UA 1.05 forward
  - OPC Foundation Information Modelling Best Practices - Whitepaper intended to provide best practices while creating OPC UA information models.
  - OPC Foundation Online Reference
  - OPC Foundation OPC UA Wiki - OPC UA Wiki of the OPC Foundation.~~
- Books
  - NodeOPCUA by example - edition 2022
  - NodeOPCUA by example - edition 2024
- Articles
  - A Literature Survey on Open Platform Communications (OPC) Applied to Advanced Industrial Environments
  - OPC UA versus ROS, DDS, and MQTT: performance evaluation of industry 4.0 protocols
  - Benchmarking of existing OPC UA implementations for Industrie 4.0-compliant digitalization solutions
  - Der Trend zur branchenorienterten OPC UA Companion Specification und deren Herausforderungen
  - OPC UA for Devs in 10 Minutes - short presentation for developers to grasp the concept of OPC UA information modelling
  - Designentscheidungen für OPC-UA-Informationsmodelle
- Videos
  - What is OPC? UA in a Minute
  - Tech-Intro "OPC UA Concepts" by Uwe Steinkrauss (06-2019) - A 10 minutes technical introduction to OPC UA basic concepts.
  - 20200622 02 OPC UA Technology - 20 min Introduction into OPC UA (OPC UA Day 2020)
  - OPC UA Security Deep Dive by Randy Armstrong (Chair of OPC UA Security Working Group), Dec 2020
  - Creating Information Model and OPC UA Server Using NET - Industry40tv
  - YouTube Channel of the OPC Foundation
  - OPC UA for Machine Tools YT Channel
  - OPC UA PubSub Explained, Jouni Aro (Prosys OPC), OPC Day Finland 2021
  - OPC UA for Machine Tools YT Channel
- Podcasts
  - OPC Foundation Podcast - Official OPC Foundation podcast that gives insight into the OPC UA technology, applications in different industries and answers questions from the audience.
  - OPC UA (OPC Unified Architecture) | Einfach Komplex Episode 17, May 2023 - (German) A 45min podcast about basic concepts, industry applications and comparison to MQTT
Software
- SDKs and Libraries
  - OpenOpcUA - Server/Client
  - OpenScadaUA Interface - only Server
  - dataFeed OPC UA - Server/Client proprietary (Softing) [Commercial]
  - OPC UA SDK/Toolkit für Embedded-Geräte - C implementation for Server/Client and Pub/Sub [Commercial]
  - Prosys OPC UA C/C++ SDKs - Server/Client proprietary [Commercial]
  - QtOPCUA - Qt module that implements a Qt API to interact with OPC UA. [LGPL-3.0]
  - ASNeG OPC UA Stack - Open source C++ framework for development and distribution of OPC UA client\server applications. [Apache-2.0]
  - dataFeed OPC UA - Server/Client (Softing) [Commercial]
  - QuickOPC - Client (OPC Labs)
  - OPC UA .NET SDK - Server/Client (Prosys) [Commercial]
  - node-opcua - Server/Client - NodeOPCUA is a OPC UA stack fully written in TypeScript for Node.js. [MIT]
  - node-red-contrib-opcua - Node-Red Plugin for OPC UA (Server/Client)
  - opcua4j - only Server
  - Prosys OPC UA - Server/Client proprietary
  - OPC Toolbox - MATLAB official toolbox that supports OPC UA. See [Mathworks site](https://www.mathworks.com/discovery/opc-ua.html) for more details. [Commercial]
  - OPCFoundation.NetStandard.Opc.Ua - NuGet Package of the Reference Implementation [[OPC-F redistributables license]](https://opcfoundation.org/license/redistributables/1.3/)
  - Sentrol SDK for Delphi - Server/Client proprietary (Prosys) [Commercial]
  - dataFeed OPC UA - Server/Client proprietary (Softing) [Commercial]
  - dataFeed OPC UA - Server/Client (Softing) [Commercial]
  - ASNeG - Server/Client
  - uaf - Client (wrapper over proprietary sdk)
  - UACL/CPP -
  - S2OPC - Client/Server
  - NodesetLoader - Library for importing nodesets in xml schema, add nodeset import to open62541 [MPL-2.0]
  - freeopcua - Open Source C++ OPC-UA Server and Client Library. [LGPL-3.0]
  - QUaServer - Qt C++ wrapper for open62541 server stack. [MIT]
  - open62541pp - C++ wrapper of the open62541 OPC UA library. [MPL-2.0]
  - UA.NET Standard - Server/Client - Official OPC UA .NET Standard Stack from the OPC Foundation. [GPL-2.0 / RCL dual licensed]
  - UACL/CS - Client/Server (wrapper over proprietary sdk)
  - opc-ua-client - only Client
  - LibUA - Server/Client
  - h-opc - OPC client made simpler, for UA and DA
  - OpenScadaUA Interface - only Server
  - @opcua/for-node-red - Professional OPCUA for NodeRED (Commercial)
  - OPC Toolbox - MATLAB official toolbox that supports OPC UA. See [Mathworks site](https://www.mathworks.com/discovery/opc-ua.html) for more details. [Commercial]
  - PicoOPC - OPC UA client library [Commercial]
  - Träger - Server/Client [Commercial]
  - QtOPCUA - Qt module that implements a Qt API to interact with OPC UA. [LGPL-3.0]
  - Unified Automation .NET SDK - Server/Client [Commercial]
- Cloud
  - OPC UA with Akri - A Kubernetes Resource Interface for OPC UA [Apache-2.0]
- Test Clients
  - UaExpert - General purpose graphical test client supporting OPC UA features like DataAccess, Alarms & Conditions, Historical Access and calling of UA Methods by Unified Automation [Commercial] (free evaluation license).
  - dataFEED - Demo Client developed by Softing (free)
  - Prosys OPC UA Monitor - HMI Tool (Evaluation for Free)
  - OPC UA Browser - Demo Client developed by Prosys (free evaluation license).
  - https://opalopc.com/ - A vulnerability scanner for OPC UA applications.
  - dataFEED - Demo Client developed by Softing (free)
  - opcua-commander - Client Browser for the CLI to interact with OPC UA servers using ncurses.
- Modelling Tools
  - UAModeler - Modeling Tool by Unified Automation. [Commercial]
  - OPC UA Modeler - Modeling Tool by Prosys [Commercial]
  - SiOME - Modeling Tool by Siemens [Commercial]
  - Sterfive's LowCode Modeler - Low code tool to generate compliant OPCUA Model with ease, provide a single source of truth for your model, the doc and the nodeset2.xml) [Commercial] [Free evaluation]
- Online Tools
  - OPC UA NodeSet Validator - Check NodeSet XML Files against Word Documents following the OPC Foundation Specification Template.
  - OPC UA CloudViewer - Make the XML NodeSets browsable, by DigitalTwinConsortium ([Source](https://github.com/digitaltwinconsortium/UA-CloudViewer)).
  - OPC UA for Cloud Library - OPC UA Information Model database with a REST and GraphQL interface ([Source](https://github.com/OPCFoundation/UA-CloudLibrary))
Server Simulations
- Online Tools
  - OPC UA Simulation Server - free (professional Edition can import own information model)
  - Demo Server based on NodeOPCUA
  - List of publicly availavle OPC UA Servers and Clients
Server and client applications
- Online Tools
  - umati Dashboard - umati community online dashboard - [Specification](https://showcase.umati.org)
  - OPC UA Thermometer with Akri - A demo of Akri - Discovering and Using OPC UA Thermometers [APL-2.0]
Community
- Online Tools
  - Stack Overflow - Questions related to OPC UA in Stack Overflow.
  - OPC Foundation Twitter - Official OPC Foundation account that shares update about the OPC UA standard.
  - OPC Foundation Ebooks - Information about OPC UA technology and applications in different industries as contributions by various authors.
Related Lists
- Online Tools
  - open62541's List of Open Source OPC UA Implementations - List of open source OPC UA implementations.
Tutorials
- Online Tools
  - Visualizing OPC UA Information Model using Graphviz - Tutorial on how to use Graphviz to visualize OPC UA Information Models.~~
  - From modelling to execution – OPC UA Information Model Tutorial - Complete walkthrough from creating a custom OPC UA information model, compiling this model into an OPC UA `NodeSet2.xml` file, and then using the `open62541` OPC UA stack to create a running OPC UA server.~~

Programming Languages

C++ 5 C# 5 C 1 JavaScript 1

Ecosyste.ms: Awesome

awesome-opcua

OPC UA Standards Documents

Resources

Online Resources

Books

Articles

Videos

Podcasts

Software

SDKs and Libraries

Cloud

Test Clients

Modelling Tools

Online Tools

Server Simulations

Online Tools

Server and client applications

Online Tools

Community

Online Tools

Related Lists

Online Tools

Tutorials

Online Tools