Shareware, $399.00

... SSL (TLS), Proxy (SOCKS4/5/HTTP), S/MIME (mail encryption and signing), HTML mail, XML serialization, mail merge over database, bulk mail, multiple attachments, international charsets (including UTF-8), secure login (NTLM, APOP, Windows Integrated Authentication, etc), send to queue, DNS MX lookup (direct send without SMTP relay server), email address validation, ESMTP and ...
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