6-channel surround variant of the Italian Romantic virtual organ of the instrument of Padre Davide in Piacenza (Italy). Encrypted, dongle protected. Minimum Hauptwerk version: 7. (Also works in all higher versions.)
Brasov Surround sample set. Open format. HW 4.2 or higher (incl. HW5) required.
Cembalo Mietke virtual model (a sample set). Plain wave format. Minimum Hauptwerk version: 4.2. (Also works in all higher versions.)