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S2OPC is a software solution for client-server communications using OPC UA protocol.

S2OPC is:

  • designed to target the safety, cyber-security and real-time constraints of embedded products
  • deployed on larger command-control or supervision systems

The process applied to the development of S2OPC make this product compliant with a certification process at level EAL4 or/and a SIL2 certification.

Open source

S2OPC is available as an open-source license in accordance with Apache 2.0 license policy.

It can be downloaded from


Case Studies

Through a continuous collaboration with various industrial partners, Systerel is currently implementing S2OPC on several platforms, sometimes replacing legacy OPC UA stack by S2OPC for better performance.

Case Studies

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