You can subscribe here: https://lists.sourceforge.net/lists/listinfo/hrm-list. To post a message to all the list members, send an email to:
hrm dash list at lists dot sourceforge dot net.
Please follow this link to get to the official Huygens Remote Manager page on https://sourceforge.net.
We also offer an help forum, thought we favour the use of the request trackers above.
Scientific Volume Imaging also hosts a wiki dedicated to the HRM.
If none of these resources fit your needs, you can contact us at:
help at huygens dash rm dot org.