Connectivity Framework Annex B: Assessment Template: OPC-UA
B. 6.2 Business Viewpoint
B. 6.2.7 Openness( Section 6.2.7)
Is it an open standard? Who can participate? Are the specifications freely available? Are open source implementations available? Does it require any single component from any single vendor?
OPC-UA is specified as IEC 62541 standard and therefore allows for individual, royalty-free, implementation according to the standard. Certification and technology contribution No, OPC-UA is not an open standard. Access to specifications and developer resources are available to OPC Foundation members only. Membership requires payment of annual dues at selected membership level. The specifications process is open to participation by both vendors and users.
Open source and commercial implementations are available. No, the OPC-UA specifications do not rely on any single component from any single vendor.
1
See [ OPC-CS ]
2
See [ OPC-MEM ] IIC: PUB: G5: V1.0: PB: 20170228- 74-