Hauptwerk
•Hauptwerk Virtual Pipe Organ (MDA)•Official Hauptwerk Forum (MDA)•German Hauptwerk Forum•Dutch Hauptwerk Forum
Cooperation Partners
Christoph Schmitz ( https://hauptwerk-organ.com )
Samuel Sleath ( https://samsleath.com )
ah Virtual Pipe Organs
Andrea Bonzi
Appleton Audio
Association des amis de l’orgue de Pibrac
Audio Anglorum
Augustine’s Virtual Organs
Binauralpipes
Bovenschen Virtual Organs
Christian Datzko
Dirk’s Organ Page
Etcetera Pipe Organs
Evensong / CLR Resources
Forestpipes
Gerben van den Akker
Inspired Acoustics
Jean-Paul Verpeaux
JePSI Harmoniums
Jeux d’orgues
Lavender Audio
Les Deutsch
Legro Virtual Organ Sample Sets
Llannerch Virtual Organs
Maltese Historic Pipe Organs
Mark Beverly
Martin den Boer
Martin Dyde
Melotone Sound Productions
MIDI Pipe Organ
Milan Digital Audio
OdfGrandOrgue
Organ Art Media
OrganExpressions
Organo Graziadio Antegnati
Paramount Organ Works™
PCorgan.com
Pere Casulleras
Piotr Grabowski
PROSPECTUM Virtual Organs
Silver Octopus StudiSygsoft
Virtual Organs NL
Virtual Pipes
VOXUS Virtual Organs