DirectSendMail 

DirectSendMail is a powerful group mailer which sends your message directly to the recipient's mail server, without using any SMTP server. Support multi-thread group email send.
mail send without smtp group email

Essen Trojan Bulk Mailer 

The Trojan Bulk Mailer sends ultra high-speed mails effectively, completely bypassing your ISP's SMTP server, thus taxing his resources to a minimum. The Mailer is a multithreaded program capable of supporting 100?s of threads.
mailer bulkmailer bulk email mailing list dns lookup bulk mailer smtp server

email finder 

Email Finder helps get 100% effective email addresses directly from smtp Server. Support multi email domain serach and multi-threads!
email finder email address search arcai.com email market

SmartSerialMail 

SmartSerialMail allows to send e-mails automatically to a large number of recipients. E-mails can be sent using MAPI or SMTP and up to 64 threads may be used, which allows an optimal usage of your internet connection.
smartserialmailmailclientsenderfastmultithreadattachmentssmtpmapirecipients

Easy Mass Mailer 

Easy mass mailer program. Best marketing tool for you. Fully integrated DNS and SMTP servers - you can focus on marketing, not on setting the tool!
bulk mail bulk mail bulk mailer email bulk email bulk emailer email program email software mail program mail software mail send send mail mail sender

Chilkat WebMail ASP Email Component 

A powerful POP3 / SMTP email client specifically designed to be used in ASP Web applications. Send mail (SMTP) , read mail (POP3), attachments, HTML, S/MIME, XML import / export, charset conversion, distribution lists, mail-merge, filtering, more...
email asp mail pop3 mime xml s/mime encryption digital signature mail attachment alternative active