Advanced Direct Remailer
Advanced Direct Remailer (ADR) is a powerful remailer and mass mailer which send your message straight out to the recipient's mail server (without your ISP's SMTP server). ADR realizes multi-threaded direct delivery, and so works several times quicker than usual email client. ... CSV with personification) and mailing lists which are formed by database SQL-request on fly, user's programs for message processing (plugins), merging mailing lists with . ... CSV files and/or databases from Excel document to powerful Microsoft SQL Server or Oracle, determine up to 90% of "dead" e-mails in address...
http://www.mailutilities.com/adr/adr.zip - 1Mb - Download - Screenshot

Protoport Sendmail Server
Powerful direct remailer software actr as SMTP relay. It puts email messages directly to mailbox of recipient. ISP's SMTP server is not involved. The program will query DNS for MX records, and deliver emails to so-called mail exhange servers. This is much more faster and more reliable. ... You can even use HTTP proxy server for sending emails. ... This is useful if you are behind corporate firewall, for example.
http://www.protoport.com/ftp/mailserv.exe - 80Kb - Download - Screenshot

SoftCab Sendmail Server
Powerful direct remailer software actr as SMTP relay. It puts email messages directly to mailbox of recipient. ISP's SMTP server is not involved. The program will query DNS for MX records, and deliver emails to so-called mail exhange servers. This is much more faster and more reliable. ... You can even use HTTP proxy server for sending emails. ... This is useful if you are behind corporate firewall, for example.
http://www.softcab.com/ftp/mailserv.exe - 80Kb - Download - Screenshot

Active Direct Mail
This easily configurable remailer is designed for sending e-mails in quick, reliable and secure manner directly to recipients. This cost-effective solution works fine both for commercial mailings and usual correspondance. It doesn't replace your favorite e-mail client. ... With ADM you can control the delivery of every message. ... Send it immediately, or delay the delivery for some time, it's up to you now! ... This program supports personificated mailings. ... ADM can be used as SMTP server for LAN.
http://www.alphacomsoft.com/download/adirmail.zip - 696Kb - Download - Screenshot