.NET Based OPC UA Client/Server SDK  3.0.7.484
Namespace List
Here is a list of all documented namespaces with brief descriptions:
[detail level 123]
 NSystem
 NIO
 NNet
 NSockets
 NServiceModel
 NSecurity
 NThreading
 NXml
 NUnifiedAutomation
 NOpcBinary
 NUaBase
 NProperties
 NUaClient
 NUaSchema
 NUaServer
 NModel