MailBee SMTP ActiveX component enables Windows and ASP applications to compose, mail merge, send to SMTP server (including Gmail), submit to IIS queue, directly send without SMTP server (DNS MX lookup). Supports HTML with embedded pictures, international charsets and e-mail addresses with IDN domains, UTF-8, SMTP authentication, MS Exchange authentication (NTLM, GSSAPI/NTLM, GSSAPI/Kerberos), Integrated Windows Authentication, ESMTP, file and memory attachments, custom headers, custom SMTP commands, email address validation. Provides accurate and fast MIME builder.
MailBee SMTP component can be used together with MailBee S/MIME, MailBee POP3 and MailBee IMAP4 components. For instance, it's possible to download e-mail from IMAP server, modify it and resend it to SMTP server. The component can also submit e-mails to MailBee Message Queue (which is compatible with IIS SMTP queue).
MailBee.dll is available in 32-bit and 64-bit versions. It's light-weight and has no visual interface (pure COM component). Works in all Windows versions from 2000 to 2012 with most languages which support ActiveX. Samples are available for Delphi, Visual Basic 6, classic ASP. Royalty-free distribution.