OPC UA Stacks





Name Language License Client/Server Link
open62541 C MPL-2.0 Client and Server http://open62541.org/
UA .net C# GPL, RPC for OPC Foundation Members Stack only https://github.com/OPCFoundation/UA-.NET
node-opcua JavaScript MIT Client and Server http://node-opcua.github.io/
FreeOpcUa C++ LGPL Client and Server http://freeopcua.github.io/
Python FreeOpcUa Python LGPL Client and Server https://github.com/FreeOpcUa/python-opcua
OpenOpcUa C++ Cecill-C, source code access costs a one-time fee for non commercial use and a paid support and maintenance for commercial use. Client and Server http://www.openopcua.org/
OpenScada UA Interface C++ GPL Server http://oscada.org/websvn/…
ASNeG C++ Apache Server and Client Git Repository
Eclipse Milo Java Eclipse Public License Stack / Client / Server https://github.com/eclipse/milo
opcua4j Java Creative Commons 3.0 BY-SA, depends on redistributable jar-files from the OPC Foundation Server https://code.google.com/p/opcua4j/
uaf C++/Python GNU Lesser General Public License Client (wrapper over proprietary sdk) https://github.com/uaf/uaf
opc-ua-client C# MIT Client https://github.com/convertersystems/opc-ua-client
UACL/CS C# LGPL Client/Server (wrapper over proprietary sdk) https://gitlab.com/falko.wiese/uacl_cs
UACL/CPP C++ LGPL Server(wrapper over proprietary sdk) https://gitlab.com/falko.wiese/uacl_cpp