For C++ and Python applications one can consider using the [http://www.saga-project.org/download/adaptors/bes SAGA BES adaptor]. Please note that this API is limited to: * OGF Basic Execution Service interface * It support only the two authentication mechanism required by [http://www.ogf.org/documents/GFD.114.pdf OGF HPC Basic Profile]: * Mutual SSL authentication * Server SSL authentication + !UsernameToken WSS Profile If you need full functionality offered by the QCG-Computing service you should use the [[JavaSDK]] or generate own stubs using provided [http://apps.man.poznan.pl/trac/qcg-computing/browser/trunk/schemas/interface schemas].