With this tool, your IIS SMTP Service and Exchange Server will be enabled to add DomainKeys/DKIM signature to outgoing emails from specified domain(s).
Corporate SMTP Server is outgoing SMTP server program for large organizations that can be used along with virtually any mailer or email program. It is very simple, bullet-proof and it has a lot of security and antispam features and options.
X-Ray Mail Assistant is an email header filter and POP/SMTP server switching tool. It runs as a local POP/SMTP relay server and scans your incoming and/or outgoing mail.
Fast and reliable mail server. Compatible with any mail client. Lots of security and anti spam features. Multiple SMTP gateways for messages that cannot be delivered directly. Parameterized mailing lists
quickSMTP is a fast and efficient mail server for Windows and is fully compliant with SMTP and POP3 specifications. It is free for use and provides a variety of features, such as: comfortable management interface; unlimited domains and accounts;
QK SMTP Server is a powerful but easy-to-use smtp server software, which can send mails from localhost to the recipients' mailboxes directly at an amazingly high speed. Arrived or not, you will get a feedback instantly.
Send your email through your Web site, bypassing the SMTP server. AY Gate works with any mail client (Windows Mail, Outlook, Eudora, Mozilla etc) or other emailing software.
HS SMTP is a software library in C (supplied with full source code) which implements the client side of Simple Mail Transfer Protocol (SMTP) over TCP socket layer according to RFC 821. Supports transfer of text and file attachments. Supports SMTP TLS