>After starting the application, PrivacyBot initiates an OAuth authentication request with your Gmail account. You will be asked to allow PrivacyBot to read, compose and send emails from your Gmail account.
So we didn't push it to the public repo but our previous version used python's SMTP module and could support any email client. Other's have asked for this so maybe I'll make a new branch with this on there. It might require a little extra work tho
Bummer. I don't use GMAIL.