MailBee.NET SMTP component

Compose, mail merge, and send e-mails directly to recipients or via SMTP server

MailBee.NET Objects bundle includes SMTP, POP3, IMAP, Security, AntiSpam, Outlook, PDF components
and also BounceMail, HTML, MIME and ICalVCard components which are a free functionality.

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(download) Online Reference
Developer's Guide
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More Samples
Troubleshooting
Knowledge base

MailBee.NET SMTP Forum
Licensing Info

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You save 66% off individual components when you buy MailBee.NET Objects bundle

Need a queue to send bulk mail?

See MailBee.NET Queue.

Need advanced security for your mail?

See MailBee.NET Security component.

Current version: 7.3
Last update: 10 Dec 2012

Clients

Clients Say:

“I used till this day <another product> and I'm very very unsatisfied with handling this library!!! Now I searched for a easier and cheaper mail-library for .net and I found your product. I'm very impressive in this library ;-) Easy to handle and a clean object-model! Keep it up!”
Stephan Blaurock

MailBee.NET SMTP is a reliable and robust solution for composing, mail merge, and sending e-mails in .NET applications. This includes sending a web page, sending with or without SMTP relay server, support of backup SMTP and DNS servers for bulletproof e-mail delivery, ESMTP support, sending with a single line of code, re-sending and forwarding e-mails received with other MailBee.NET components, and much more.

MailBee.NET SMTP bundle includes a set of MIME objects such as MailMessage and Attachment which are used for constructing e-mails.

Written in 100% managed code, MailBee.NET SMTP only requires the .NET framework be installed on the computer.

MailBee.NET SMTP can be used in any .NET language including C# and VB.NET. Supported .NET frameworks include .NET 2.0/3.0/3.5/4.0/4.5.

With MailBee.NET Objects license, you also get these MailBee.NET components for free: BounceMail, HTML, MIME, ICalVCard.

MailBee.NET SMTP Component fully supports:

Protocols

• SMTP/ESMTP
• POP AUTH
• HTTP
• SSL/TLS
• SASL
• NTLM
• Kerberos
• SOCKS4/5
• HTTP Proxy

Security

• DomainKeys/DKIM
• S/MIME
• SSL/TLS
• NTLM/GSSAPI
• CRAM-MD5/DIGEST-MD5
• FIPS
• OAuth
• OpenID

Formats

• MIME/.EML
• .MHT
• XML
• HTML
• vCard
• iCal
• PDF

Servers & Services

• MS Exchange
• Lotus Notes
• GroupWise
• IIS SMTP/POP3
• IMail
• MailEnable
• AxiGen
• SmarterMail
• SurgeMail
• MDaemon
• Kerio
• CommuniGate
• hMailServer

• Exim
• Postfix
• Sendmail
• Qmail
• Cyrus
• Zimbra

• GMail
• Hotmail
• Yahoo

...and any POP3/SMTP/IMAP compliant servers

SMTP Object

Can send any MailMessage object as e-mail
Can send bulk mail and do mail merge over database
Can send to relay SMTP server or perform DNS MX lookup and send without relay server
Can send through a proxy server
Can sign messages with DomainKeys/DKIM signature
UNIQUESupports backup SMTP/DNS servers and server farms for reliable and faster sending large volumes of e-mails
Send messages with a single line of code (QuickSend)
Can submit messages to IIS SMTP and MailBee Message Queue
Multi-threaded sending (up to 60 threads)
Supports secure TLS/SSL connections out-of-box (supports Gmail, etc)
PIPELINING for faster send
DSN (Delivery Status Notifications)
ESMTP authentication (LOGIN, PLAIN, CRAM-MD5, DIGEST-MD5, NTLM, Kerberos)
POP-before-SMTP authentication
UNIQUEWindows Integrated Authentication (authenticate using the current Windows user credentials)
User-defined authentication methods
Track accepted and refused recipients
Test send without actual sending for email address verification
Automatic detection and use of ESMTP extensions (EHLO)
Logging send-mail session into a file or memory
Send user-defined commands to the server
Can be placed on the form or created in the code

Smtp Object reference...

MailMessage Object

Import and export from/into System.Net.Mail.MailMessage
Used by Smtp object as outgoing e-mail
Returned by Pop3 and Imap objects as incoming e-mail
Multiple recipients (To/CC/BCC)
Multiple attachments
Advanced mail merge
Can be encrypted, signed, decrypted, or verified with Smime object
Easy access to plain-text and HTML body
Full support of international encodings and charsets
Can extract attachments from MS-TNEF (winmail.dat) files
Access to every MIME part
Access to all message headers
Access to message timestamps ("Received:" headers)
UNIQUEConversion from HTML to plain-text and vice versa including high-lighting of URIs, images, quotations, etc
UNIQUEFull support of creating and displaying HTML messages with embedded pictures in desktop and web applications
UNIQUEAccess forwarded messages (GetEncapsulatedMessage)
Forward message as attachment
Import HTML file or web page into e-mail
Import & export message data from/into memory, file and stream
Serialize into XML and deserialize from XML
Base64 and Quoted-Printable
Confirm Read & Confirm Receipt
Reply-To, Priority, Importance, Sensitivity, etc

MailMessage Object reference...

What's new

Version 7.3

Windows 8 compatible installer.
Better compatibility with .Net 4.0/4.5
New SSL certificate checking options.

Version 7.2

New DnsAutodetectOptions.RootServers flag enables direct-send via DNS MX lookup even if it's not possible to obtain DNS servers from the system (uses Google servers).
Autodetect of Yahoo port and SSL mode.
Misc. improvements to DomainKeys/DKIM.

Version 7.0.1

New MailBee.Global.LicenseKey property to specify the license key for all components at once.
Misc. fixes and improvements to the installer and documentation.

Version 7.0

Now includes MailBee.NET.dll natively compiled for .NET 4.0 (.NET 2.0/3.5 is still fully supported).
License keys of a new format.

See Version History for details

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