MailBee Objects   
http://www.iforum.com

MailBee Objects is a set of poweful and easy-to-use COM objects sending, receiving and managing mail on SMTP, POP3 and IMAP4 servers. Smart and fast MIME parser, HTML mails, HTML mail safety (using MessageCensor component), ESMTP, SMTP queue, secure authentication, SSL/TLS (using SSL plugin), international charsets, email validation, multiple attachments, search for new/unread mails and mailbox management (IMAP4 only). Royalty-free distribution.

MailBee SMTP   
http://www.iforum.com

MailBee SMTP is a powerful and easy to use COM object which enables ASP and Windows applications to create, send and queue mail to SMTP servers. Secure authentication, email validation, correct MIME composer, multiple attachments, and much more. Can be used in conjunction with SSL, POP3 and IMAP4 components. Royalty-free distribution.

Rock Solid Contact US System   
http://www.rebusnet.biz

A secure Contact US web form write in PHP, with optional visual confirmation, optional email confirmation, internationalization, easy to customize with template. Keep email private, eliminate 99.99% undesired spam. Prevent bot automation and invalid/spoof email. Double validations client/server keep resources used to minimum. Features: Template System. ( web page & email ) Optional Visual Confirmation. Optional Email Confirmation. English and French supported at this time. Basic support for Bi-Directional text. Time for email confirmation configurable. Private secret string used for request integrity. Page counter and advanced counter. Optional database auto prune. Time validity for visual confirmation configurable. Visual Confirmation (image) full configurable. background color, font color, font size, font rotation, number of digits, random mask , and more ...

Email Manager   
http://www.mailtools.biz

Do you have something to sell? Use this amazing software only in the free trial period, and you can start your business - it will find your clients in a few clicks. This is the new and revolutionary method to start or promote your affair. Email Manager is a high-speed newsletter mailing software meant for professionals who need to send information/notification to a large number of recipients very fast, combined with email address generation and validation process, and a simple to use but powerful WYSWYG editor for body email. Now with an intuitive interface-easy to use and full support to: Http://www.mailtools.biz. Other greatest features of this mass mailing Windows software utility is that you can showcase your message within an attractively designed template, you can integrate the name of your client into the subject email, you can set priority of email, ask for receipt confirmation, find the faster SMTP server of your provider, retrieve the list of commands accepted by your SMTP server, email address syntax verification, chameleon behavior with your SMTP server, timing options, completely customizable and more, it's yours to discover!

Email-Validation   
http://ezinedesigner.com

Example of how Javascrpt and PHP can work together to provide simple and extensible email form validation. Use this as a starting point for more complex server-side validation without screen refresh.