James (a.k.a Java Apache Mail Enterprise Server) is a 100% pure Java SMTP and POP3 Mail server, and NNTP News server designed to be a complete and portable enterprise mail/messaging engine solution based on currently available open messaging protocols. 
 <ul><li>Is 100% pure java capable of running on Java 1.4 onwards</li>
<li>Integrates protocols
 <ul><li>Email
 <ul><li><a href="http://james.apache.org/server/rfclist/smtp/rfc0821.txt" class="externalLink"><abbr title="Simple Mail Transport Protocol">SMTP</abbr></a></li>
<li><a href="http://james.apache.org/server/rfclist/pop3/rfc1725.txt" class="externalLink"><abbr title="Post Office Protocol">POP3</abbr></a><ul><li>Outgoing server</li>
<li>Incoming from POP3 accounts (FetchMail)</li>
</ul>
</li>
<li><a href="http://james.apache.org/server/rfclist/imap4/rfc2060.txt" class="externalLink"><abbr title="Internet Message Access Protocol">IMAP</abbr></a> (James 3)
 <ul><li>Server</li>
<li><a href="http://james.apache.org/jsieve" class="externalLink">Sieve</a> 
 filtering into IMAP mailboxes for incoming mail</li>
</ul>
</li>
</ul>
</li>
</ul>
<ul><li><a href="http://james.apache.org/server/rfclist/nntp/rfc0977.txt" class="externalLink"><abbr title="Network News Transfer Protocol">NNTP</abbr></a> (better known as news)</li>
</ul>
</li>
<li>Is based on open standards</li>
<li>Is a mailet container. Processing is delegated to independent, extensible, pluggable agents
 specified by the <a href="http://james.apache.org/mailet/api" class="externalLink">Mailet API</a>. Any function
 which is not already available (from <a href="http://james.apache.org/mailet" class="externalLink">James</a>
 or from a third party) can be developed.</li>
<li>Is a modular, component based <a href="http://dbpedia.org/resource/Inversion_of_control" class="externalLink">IoC</a> 
 mail platform
 <ul><li>Based on mature, production proved <a href="http://excalibur.apache.org" class="externalLink">Apache Excalibur</a>
 components</li>
<li>James 2 (production) uses the <a href="http://avalon.apache.org" class="externalLink">Avalon</a> framework. Avalon development
 has now stopped but the framework is mature, stable and of proved production quality.</li>
<li><a href="http://james.apache.org/server/head" class="externalLink">James 3</a> (development) supports Spring and is moving
 towards OSGI</li>
</ul>
</li>
<li>Support to create mailing list </li>

</ul>

James (a.k.a Java Apache Mail Enterprise Server) is a 100% pure Java SMTP and POP3 Mail server, and NNTP News server designed to be a complete and portable enterprise mail/messaging engine solution based on currently available open messaging protocols.

James - Enterprise Mail Server

Mireka is a mail server with SMTP, Mail Submission and POP3 services. It is also an SMTP proxy. As a proxy, it can help to prevent or diagnose mail problems, like outgoing backscatter spam. 
 
<ul>
<li>detailed logging</li>
<li>basic mail traffic statistics</li>
<li>filtering by DNSBL</li>
<li>filtering by SPF</li>
<li>accepting mail only for local domains and recipients</li>
<li>wildcards (regular expressions) can be used to specify local recipients</li>
<li>basic tarpit, to prevent e-mail address harvesting</li>
<li>loop detection</li>
<li>configurable maximum message size</li>
<li>easy implementation and installation of custom filters written in Java</li>
<li>separate Message Transfer Agent and Message Submission Agent ports: 25 and 587 by default</li>
<li>proxy functionality for incoming mails (both MSA and MTA)</li>
<li>the proxy can select from more than one backend server, based on the recipient</li>
<li>standalone (non-proxy) Message Submission Agent implementation with file system based mail queues</li>
<li>submission port authentication by IP address or by username-password pair through SMTP authentication</li>
<li>POP3 service for retrieving mail, file system based mail store</li>
<li>aliases, forward lists and (very) simple mail lists</li>
<li>Sender Rewriting Scheme (SRS) for SPF compatible forwarding</li>
<li>secure communication using STARTTLS on all services</li>
<li>"delayed" DSN reports on temporary failures</li>
<li>embeddable</li>
</ul>

Mireka is a mail server with SMTP, Mail Submission and POP3 services. It is also an SMTP proxy. As a proxy, it can help to prevent or diagnose mail problems, like outgoing backscatter spam. 

Mireka - Mail server and SMTP proxy

Simple Java Mail is the simplest to use lightweight mailing library for Java, while being able to send complex emails including authenticated socks proxy(!), attachments, embedded images, custom headers and properties, robust address validation, build pattern and even DKIM signing and external configuration files with property overriding, Spring support and Email conversion tools. Just send your emails without dealing with RFC's.

Simple Java Mail - Simple API, Complex Emails (JavaMail smtp wrapper)

SubEtha SMTP is a Java library which allows your application to receive SMTP mail with a simple, easy-to-understand API. This component can be used in almost any kind of email processing application. SubEthaSMTP's simple, low-level API is suitable for writing almost any kind of mail-receiving application.
 
It can be used for 
<ul>
<li>A mailing list manager (see SubEthaMail)</li>
<li>A mail server that delivers mail to user inboxes</li>
<li>A mail archiver</li>
<li>An email2fax system</li>
<li>SMTPseudo - A filtering forwarding server</a></li>
<li>Baton - SMTP proxy for one or more backends (rules based on sender/envelope)</li>
<li>Mireka - Mail server and SMTP proxy with detailed logging, statistics and built-in, fail-fast filters</li>
</ul>

SubEtha SMTP is a Java library which allows your application to receive SMTP mail with a simple, easy-to-understand API. This component can be used in almost any kind of email processing application. SubEthaSMTP's simple, low-level API is suitable for writing almost any kind of mail-receiving application.

SubEtha SMTP - Easy-to-use server-side SMTP library for Java

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Projects

James - Enterprise Mail Server

Mireka - Mail server and SMTP proxy

Simple Java Mail - Simple API, Complex Emails (JavaMail smtp wrapper)

SubEtha SMTP - Easy-to-use server-side SMTP library for Java

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Projects

James - Enterprise Mail Server

Mireka - Mail server and SMTP proxy

Simple Java Mail - Simple API, Complex Emails (JavaMail smtp wrapper)

SubEtha SMTP - Easy-to-use server-side SMTP library for Java

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