The discourse forum regroup all discussions between CASToR users, regarding the software features, troubleshooting, and development. If the documentation does not contain the information you are looking for, you can use the search function to browse the previous discussions, or start a new one.
All users are strongly encouraged to share their experience with CASToR by posting questions/answers, suggestions or new developments to the CASToR discourse forum. Note that technical support can be exclusively provided through the forum.

To subscribe or browse the forum to search through any previous discussions, go to the following link:
https://castor-project.discourse.group/
Mailing-List
The forum can also be parameterized to act as a mailing-list. Once you subscribed, head to your Preferences/Emails settings to enable the Enable mailing list mode parameter, and save changes.
Once it is done, you can directly create (or answer to) any topic by sending email to:
castor_project+general-discussions-5@discoursemail.com

If you want to stop receiving email, you can then disable this feature from your profile settings.