We just fixed our sign up form for the MBS Xojo Plugin Mailing list. See the mailing list page here.
If you like to be informed about new plugin pre-releases and join discussions about our plugins for Xojo, you can sign up here:
Please do not spam the lists and be polite. If we catch you with an auto responder, we may put you on moderation.
You are welcome to ask questions about our plugins there and get responses from other users.
The list is archived here: Mail Archive