| Module | basemailer | Base class for sending out emails. |
| Module | commands | No module docstring; 4/4 classes, 1/1 functions documented |
| Module | handlers | No module docstring; 1/1 classes documented |
| Module | helpers | No module docstring; 1/1 classes, 11/11 functions documented |
| Module | incoming | Functions dealing with mails coming into Launchpad. |
| Module | interfaces | Interfaces specific to mail handling. |
| Module | mailbox | No module docstring; 4/4 classes, 0/1 interfaces documented |
| Module | mailwrapper | The MailWrapper class. |
| Module | mbox | An IMailer that stores messages in a specified mbox file. |
| Module | meta | No module docstring; 0/3 classes, 1/6 functions, 3/3 interfaces documented |
| Module | notification | Event handlers that send email notifications. |
| Module | notificationrecipientset | The implementation of the Notification Rec. |
| Module | sendmail | The One True Way to send mail from the Launchpad application. |
| Module | signedmessage | Classes for simpler handling of PGP signed email messages. |
| Module | stub | A stub IMailer for use in development and unittests. |
| Package | tests | No package docstring; 7/14 modules documented |