OPC Unified Architecture (OPC UA)

OPC Foundation develops the OPC Unified Architecture (UA), a platform-independent service-oriented framework for secure, interoperable industrial data exchange. OPC UA integrates all OPC Classic specifications into an extensible architecture supporting complex information modeling, encryption, and cross-platform operation from microcontrollers to cloud systems.

AI named OPC Unified Architecture (OPC UA) from November 2025 to March 2026.