Open Source Java Email Clients for Linux

Columba is an email client written in Java, featuring a user-friendly graphical interface with wizards and internalionalization support. Its a powerful mail management tool with features to enhance your productivity and communication.

CentraView - Browser based Enterprise Java (J2EE) Contact Management, Groupware, Collaboration, CRM, SFA, Project Management software. Run locally or as a hosted service. Built on Apache Tomcat, JBoss, MySQL, Linux (Fedora, RedHat and others) & Windows

DKIM for JavaMail is a small JAR that can be easily implemented in existing Java projects using JavaMail for sending DKIM signed emails.

JMail is a mail client written in Java. It handles attached files, HTML mails, filters and other stuff... It can be used with a LDAP directory.

This Gmail client has been written in java. It supports access to gmail using low bandwidth. You can see inbox, compose a new mail etc.

Gmail Attachment Forward Tool Let user forward many attachment mail which already in your mailbox at same time. Very easy to move many file to other mail box.

Mobile Mail Checker is a mail client for portable devices: java phones/smartphones/PDAs. It is based on J2ME. The most important features are: POP3/IMAP/SMTP support, reading/writing/replying/forwarding mails, SSL support, multimedia attachments supported

Engroup is the web enterprise groupware promotes various collaboration methods plus adding company business management modules. Features are included: CRM, HRM, Document Management, Project Management, Chat, Wiki, Forum, News, Todo.

jman is a small GUI-based e-mail and Usenet client written for the Java Platform and intended to be extensible and customizable for both users and developers and to provide a large degree of flexibility with respect to protocols, plugins, and UI widgets.

jwma (java webmail app) uses jakarta mail (formerly javamail) to provide access to an imap email store. Multiple users can authenticate, read, send and manipulate email storage and persist a list of contacts, email identities and their own individual preferences. It works with email stored in mbox or maildir format or stored in a derby database; it has been tested with dovecot.james and exim4. See http://jwma.sourceforge.net/ for further details.

mail2m (Mail 2 Many) is a tiny simple bulk mail sender, designed to send a simple html mail to a group of friends. Recipients list can contain up to 200 (and more ?) recipients. No database and only basic smtp configuration is needed.

This is a Java Email client for academic purpose. It will include the general email client features and other experimental techniques such as uncertain reasoning, HCI principles. This project is not supported now.

A GUI-based email application capable of recording, compressing and sending voice messages.

Email2Fax and Fax2Email gateway for Asterisk, that could be integrated to your own existing Asterisk.

This application is an email ( POP3/SMTP ) application built with eclipse 3.1.1. It shows the power of eclipse to build RCP apps. It is using the embedded version of Derby as the DBMS

CPO is a tool written in Java that manages newsletters. It's focused on corporate needs (privacy, scalability, bounce count, opt-in & out, newsletter statistics).

Daffodil Organizer is an e-mail client with the facility to import mails from the Microsoft Outlook's .pst files. In Daffodil Organizer mails are stored in RDBMS that provides maximum flexibility to organize your mails. You can also categorise your mail

Deinonychus is an email client written in Java featuring a GUI built with SWT. Supports MIME, Hotmail access, IMAP access, POP access, and SMTP.

A web mail service based on J2EE and open source sql database. It supported rules, addressbook, etc..

Eclipsemail is an e-mail client for the Eclipse platform. The original Eclipse Mail project on SourceForge was founded by Jordi Boehme Lopez and Leif Frenzel. That project is no longer maintained. Please visit http://eclipsemail.org instead.

Special email client that works with multiple accounts. Main function - check for number of emails changed from last time, and delete selected emails. Using JavaMail for operation. Requires Java 6 to run.

Encki Mail is a web based e-mail system that focusses on ease of use for both the user and the system administrator. The project is being developed for Linux using the popular PHP + MySQL combination.

As an open source project for project management, Factory lets you organize actors in teams, define projects, create version-based plans, generate forecast calendars and track statuses. Small and stand alone, it runs on every system with Java.

FalconMailer is a Java-based Mail API that can send emails quickly and efficiently. The API is easy to use and is much faster than the JavaMail. FalconMailer uses SSL.

FeedWinder is a newsfeed aggregator client software for information stored in the rich site summary (rss) format. It aims to be easy of use, as complete and correct as possible, nice looking but still using less resources with respect to its features.