FairEmail is easy to setup and works with virtually all email providers, including Gmail, Outlook and Yahoo. It supports Unlimited accounts, Unlimited email addresses,Unified inbox, Offline storage and operations, Conversation threading, Encryption, Anti Phishing, Automatically recognize and disable tracking images and lot more.

FairEmail - Privacy friendly email app for Android

K-9 Mail is an open-source email client for Android.
<ul>
  <li>Push IMAP support</li>
  <li>WebDAV support</li>
  <li>Attachment saving</li>
  <li>Attach any file on the SD card type when <a href="http://www.openintents.org/filemanager/">OI File Manager</a> is installed</li>
  <li>BCC to self</li>
  <li>Signatures</li>
  <li>Message flagging</li>
  <li>Per account notification</li>
  <li>Choice of black or white theme</li>
  <li>Multiple identities</li>
  <li>Message list sorting</li>
  <li>Keyboard shortcuts</li>
  <li>Many performance enhancements</li>
  <li><a href="https://k9mail.github.io/documentation/security/pgpmime.html">GPG &amp; PGP/MIME support</a> using OpenKeychain (formerly APG)</li>
  <li>Emoji support</li>
  <li>Pinch-to-zoom</li>
  <li>Mail on SD</li>
</ul>

K-9 Mail is an open-source email client for Android.

K-9 Mail – Advanced Email for Android

JES is a multi-featured hybrid MTA/MDA server written in the java programming language. It supports TLS, SSL, SMTP authentication, spam control and lot more. 

Java Email Server

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)

Commons-Email aims to provide a API for sending email. It is built on top of the Java Mail API, which it aims to simplify. It provides support to compose and send Simple Email, MultiPartEmail, HTML formatted emails, HTML formatted emails with inline images, Simple container class to allow for easy handling of attachments.

Apache Commons Email - Commons Email

CRSMail a 100% JAVA based E-Mail server. It supports SMTP, POP3, Plugins, Can listen on multiple ports, Log's everything to a log file etc.

CRSMail - JAVA based E-Mail server

Discover open source projects across all platforms

Projects

FairEmail - Privacy friendly email app for Android

K-9 Mail – Advanced Email for Android

Java Email Server

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

Apache Commons Email - Commons Email

CRSMail - JAVA based E-Mail server

Tagcloud

License

Suggested keywords:

Projects

FairEmail - Privacy friendly email app for Android

K-9 Mail – Advanced Email for Android

Java Email Server

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

Apache Commons Email - Commons Email

CRSMail - JAVA based E-Mail server

Tagcloud

License