https://www.vsl.co.at/en/Vienna_Software_Package/Vienna_Ensemble_PRO
Plus add any PC (server here is as in client:server, not as in server hardware or OS).
Ditto. I've tried but the UI is...tricky. I hate to generalise but I find German interfaces (software, cars) somewhat illogical and impenetrable. V-Vocal was trivial to use in a basic fashion with no manual.