Repositories list

• hackathon

  Public
  C#

  •

  MIT License

  •10•3•1•6•Updated Oct 20, 2025Oct 20, 2025

• Sample-Server-asyncio

  Public
  OPC UA Sample Server based on FreeOpcUa/opcua-asyncio. Showcasing how to implement companion specifications.

  Python

  •

  Apache License 2.0

  •11•13•4•1•Updated Oct 20, 2025Oct 20, 2025

• UA-for-Industrial-Joining-Technologies

  Public
  The purpose of the IJT group is to define data models and data access standards for various joining techniques such as Tightening, Gluing, Riveting, Flow Drill Fastening, etc.

  JavaScript

  •

  Apache License 2.0

  •4•3•1•0•Updated Oct 20, 2025Oct 20, 2025

• Sample-Server

  Public
  Sample-Server implementation based on open62541, showcases umati endorsed OPC UA companion specifications. Provides a 🐋 📦 to run locally for development purpose.

  roboticsdocker-imageopcua+ 9vdwopen62541opcua-servervdmacompanion-specificationumatimachine-tools+ 2

  C++

  •

  Mozilla Public License 2.0

  •18•57•22•3•Updated Oct 20, 2025Oct 20, 2025

• UA-CloudPublisher

  Public
  umati-fork of OPC UA cloud publisher --- reference implementation leveraging OPC UA PubSub over MQTT. It runs in a Docker container on standard Docker hosts or on Kubernetes and comes with an easy-to-use web user interface.

  mqttjsonpubsub+ 5industrial-automationopc-uaopcuaiiot-gatewayindustrial-iot

  C#

  •

  Other

  •12•0•12•8•Updated Oct 20, 2025Oct 20, 2025

• umatiGateway

  Public
  umatiGateway - Connecting OPC UA servers with an MQTT broker utilising JSON messages

  mqttjsonopcua+ 1opcua-gateway

  C#

  •

  Apache License 2.0

  •4•5•38•3•Updated Oct 17, 2025Oct 17, 2025

• opcua-machinery-client

  Public
  TypeScript

  •

  MIT License

  •1•0•0•4•Updated Oct 17, 2025Oct 17, 2025

• milo

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

  Java

  •

  Eclipse Public License 2.0

  •470•2•1•13•Updated Oct 14, 2025Oct 14, 2025

• opcua-tutorial

  Public
  Python

  •4•6•0•10•Updated Oct 9, 2025Oct 9, 2025

• Sample-Server-node-opcua

  Public
  OPC UA Sample Server based on node-opcua. Showcasing how to implement companion specifications.

  TypeScript

  •

  Apache License 2.0

  •19•19•1•0•Updated Oct 9, 2025Oct 9, 2025

• connect

  Public
  umatiConnect - Bidirectional data bridge between umati OPC UA for Machine Tools (UA4MT) and MTConnect.

  mtconnectopcuaumati+ 1ua4mt

  C#

  •

  Apache License 2.0

  •0•2•0•0•Updated Oct 1, 2025Oct 1, 2025

• awesome-opcua

  Public
  Creative Commons Zero v1.0 Universal

  •37•10•0•0•Updated Sep 15, 2025Sep 15, 2025

• Showcase

  Public
  umati Showcase Specification

  dashboardshowcasevirtual+ 3showcase-websiteumatiumati-showcase

  SCSS

  •

  Creative Commons Attribution Share Alike 4.0 International

  •7•11•6•1•Updated Sep 3, 2025Sep 3, 2025

• open62541

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

  C

  •

  Mozilla Public License 2.0

  •1.4k•0•0•0•Updated Jul 23, 2025Jul 23, 2025

• Dashboard-OPCUA-Client

  Public archive
  [Archived] OPC UA gateway based on open62541 to subscribe to servers implementing umati endorsed companion specification and publish via MQTT to the broker for https://umati.app

  mqttcppgateway+ 3opcuaopen62541umati

  C++

  •

  Mozilla Public License 2.0

  •9•23•0•0•Updated Jul 4, 2025Jul 4, 2025

• open62541pp

  Public
  C++ wrapper of the open62541 OPC UA library

  C++

  •

  Mozilla Public License 2.0

  •52•0•0•0•Updated Jun 2, 2025Jun 2, 2025

• open62541Cpp

  Public
  C++

  •

  Mozilla Public License 2.0

  •5•3•0•0•Updated May 6, 2025May 6, 2025

• UA-CloudViewer

  Public
  A tool to manage OPC UA information models ("industrial digital twins"). UA Cloud Viewer is a tool used in Industrial IoT scenarios to bridge the gap from OT to IT. OPC UA is the standard interface for vendor-neutral Operational Technology (OT) interoperability in factories, plants and renewable energy farms.

  JavaScript

  •

  MIT License

  •7•0•0•0•Updated Feb 11, 2025Feb 11, 2025

• umati-OPC-UA-Demo

  Public
  Dockerfile

  •2•0•0•0•Updated Jan 23, 2025Jan 23, 2025

• create-react-app

  Public archive
  [ARCHIVED] umati version of create-react-app

  react

  JavaScript

  •

  MIT License

  •27k•0•0•0•Updated Dec 11, 2024Dec 11, 2024

• UA-for-MachineTools

  Public
  Issue tracking repo for OPC 40501 series companion specification

  issue-tracker

  MIT License

  •1•2•24•0•Updated Dec 9, 2024Dec 9, 2024

• opcua_browser

  Public
  An OPC UA browser for Android and iOS based on Qt Quick and Qt OPC UA

  C++

  •

  GNU General Public License v3.0

  •1•0•0•0•Updated Sep 4, 2024Sep 4, 2024

• OPCUA2AAS

  Public archive
  ARCHIVED: OPC UA Server that can generate an Industry 4.0 Asset Admin Shell from its info model

  C#

  •

  MIT License

  •2•0•0•0•Updated Mar 25, 2024Mar 25, 2024

• discussions

  Public
  MIT License

  •0•0•0•0•Updated Feb 10, 2023Feb 10, 2023

• TransformationEngineApi

  Public
  Public documentation of the umati Transformation Engine API

  apitransformation-scriptumati

  HTML

  •

  Apache License 2.0

  •0•3•0•0•Updated Nov 29, 2021Nov 29, 2021