Aspose.Email allows you to work with IMAP, POP and Exchange emails
Ex Bulk Admin
MailSmsGateway is a simple interface between mailing and sms services.
Ciphermail email encryption gateway (S/MIME, OpenPGP, PDF encryption)
Editor for NGSML.
I9305 Custom Rom
Email Based Printing System (Outlook Add-In)
Exchange Admins can create out of office messages for Exchange users
Linux Mail Server with Calendaring and IM
A class for PHP to talk to Active Directory through LDAP.
A Core War with time manipulation!
Tool to encode a message inside an image using LSB
Provide a Java Mail Provider for Exchange-hosted mailboxes
NTLM Authentication Scheme for Oracle PL/SQL