Browse free open source Java Email Clients and projects below. Use the toggles on the left to filter open source Java Email Clients by OS, license, language, programming language, and project status.

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  • 1
    K-9 Mail

    K-9 Mail

    Open Source Email App for Android

    K-9 Mail is an advanced, open-source email client for Android that's focused on making it easy to chew through large volumes of email. It's designed to be easy to use by both novice and power users, with plenty of useful features. It has IMAP push email support, support for multiple accounts, support for POP3 and Exchange 2003/2007 (with WebDAV), flagging, filing, signatures and more! K-9 Mail also offers a light and dark theme, keyboard shortcuts and emoji support. Like man's best friend, K-9 Mail is an email client you can depend on, and will surely be your best friend when it comes to handling your emails!
    Downloads: 17 This Week
    Last Update:
    See Project
  • 2
    LogicMail for BlackBerry
    LogicMail is a standalone E-Mail client designed to run on RIM BlackBerry handheld devices, providing full support for IMAP, POP, and SMTP over the device's Internet connection. Its exists to provide an alternative to the service-oriented "push" E
    Downloads: 7 This Week
    Last Update:
    See Project
  • 3
    Columba
    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.
    Downloads: 4 This Week
    Last Update:
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  • 4
    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.
    Downloads: 8 This Week
    Last Update:
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  • 5
    bulk email sender

    bulk email sender

    Bulk email sender run as windows background service

    bulk email sender java (1) Import emails form Excel file (2) append more receiver's mails in the Excel file while the mailing program is still running. (3) simultaneously/ in parallel start as many number of mailer-programs on my system as I want to. (4) When mail is sent, the program should update Date and Time of sending of mail in another cell of the same Excel file (6) Program hidden from everywhere. you can stop it form Task Manager" from Services/process list.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 6
    Spamato is a spam filter system that combines several anti-spam techniques, from which thousands of users benefit. It is available as an add-on for Thunderbird and Outlook, and as a stand-alone proxy for other email clients. IMAP and POP are supported.
    Downloads: 2 This Week
    Last Update:
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  • 7
    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.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 8
    This project tries to allow email over a decentralized p2p network. In the network users will not only save information that is/was of use for them, but they will also save information of others to enable the ability to send offline users emails, too.
    Downloads: 2 This Week
    Last Update:
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  • 9
    This is a smtp client written on Java, using SWING.
    Downloads: 2 This Week
    Last Update:
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  • 10
    GmailAssistant
    Notifier for multiple Gmail and Google Apps email accounts. Offers various notification options (unread mails in Inbox only, All Mails, or with specified labels) and alert methods (popup message, chime, blink keyboard LED). Uses IMAP over SSL.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 11
    DKIM for JavaMail is a small JAR that can be easily implemented in existing Java projects using JavaMail for sending DKIM signed emails.
    Downloads: 1 This Week
    Last Update:
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  • 12
    EmailTray
    Emailtray is a tray icon software that monitorize and notify emails on Yahoo, AOL and Gmail accounts free and apps. Work without email client software because it use web interface.
    Downloads: 1 This Week
    Last Update:
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  • 13
    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.
    Downloads: 1 This Week
    Last Update:
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  • 14
    Mailbox Sweeper is a program to connect to a mailbox, preview and delete selected messages. Useful for cleaning up mailboxes without downloading all the mails to your computer, e.g. for dialup users who do not want to download that 5MB attachment.
    Downloads: 1 This Week
    Last Update:
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  • 15
    An e-mail client written in Java (using JavaMail), includes every feature like send attachments and save contacts. Supports Hotmail accounts.
    Downloads: 1 This Week
    Last Update:
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  • 16
    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
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    OlivaMail is a set of the java e-mail solutions: Webmail, Java Email Client (GUI), Command Line Utility (CLI) and the Core library.
    Downloads: 1 This Week
    Last Update:
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  • 18
    The ploinMailFactory is a mailing framework that provides extended features like a templating mechanism, multitenancy and localizaion. Internally it uses the commons-email API from Apache.
    Downloads: 1 This Week
    Last Update:
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  • 19
    The project was moved to http://mujmail.xf.cz/index.php !! an E-mail client for mobile devices supporting J2ME.
    Downloads: 0 This Week
    Last Update:
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  • 20
    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.
    Downloads: 0 This Week
    Last Update:
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  • 21
    A GUI-based email application capable of recording, compressing and sending voice messages.
    Downloads: 0 This Week
    Last Update:
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  • 22
    Email2Fax and Fax2Email gateway for Asterisk, that could be integrated to your own existing Asterisk.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 23
    CIMAP is a pared-down IMAP client for Java ME-enabled cell phones (MIDP 2.0/CLDC 1.1), intended mainly to complement the use of IMAP for implementing the GTD (Getting Things Done) personal management methodology.
    Downloads: 0 This Week
    Last Update:
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  • 24
    I often encountered an inability among users to think beyond SAP and MS. Goal of the project is to create a web based application management platform, which enables organisations to easily manage applications within the system.
    Downloads: 0 This Week
    Last Update:
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  • 25
    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
    Downloads: 0 This Week
    Last Update:
    See Project