Enabling the Industrial Internet of Things

Prosys OPC is the leading provider of software products and professional services based on OPC UA technology, the standard communication protocol that enables secure Industrial Internet of Things (IIoT) and Industry 4.0 solutions. Our products, including Prosys OPC UA SDK for Java, OPC UA Historian and OPC UA Modbus Server, run on numerous platforms allowing you to maximize benefits of the technology. We have a global customer base in over 40 countries and we always supply professional support services with our software products.

Case Krüger

Waste water treatment in the cloud

Case Flir ITS

Smart traffic management system

Case Valio

Integration of Industry 4.0 production systems using OPC UA technology

Software Products

We offer a wide range of OPC and OPC UA products for development, testing and system integration. Our products offer multiplatform capabilities, making them ideal building blocks of any networked system.

OPC UA SDK for Java

Multiplatform Development

OPC UA & Classic SDK for Delphi

Development with Delphi and C++ Builder

OPC UA Simulation Server

Test your OPC UA clients and connections

OPC UA Monitor

Visualize your production process and equipment data

OPC UA Modbus Server

Connect to Modbus Devices

OPC UA Browser

Test your OPC UA servers and connections

Professional Services

We offer professional services for all life cycle phases, from quick start service and training to long-term partnership in development and use of OPC and OPC UA based communication and control systems.

Upcoming Events


OPC UA Interoperability Workshop, Europe - Session 1, Germany (POSTPONED)

OPC Foundation is organizing two IOP events in Europe


OPC UA Interoperability Workshop, Europe - Session 2, Germany (POSTPONED)

OPC Foundation is organizing two IOP events in Europe


OPC Day Finland 2020 (Virtual Event)

Prosys is proud to sponsor the OPC Day Finland 2020.


OPC UA Online Workshop November, 2020

Prosys will organize the Online OPC UA Workshop in November, 2020

Some of Our Customers