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

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  • 1
    PostfixAdmin
    PostfixAdmin is a Web Based Management tool created for Postfix. It is a PHP based application that handles Postfix Style Virtual Domains and Users that are stored in MySQL, PostgreSQL or SQLite
    Downloads: 21 This Week
    Last Update:
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  • 2
    Zentyal, Linux Small Business Server

    Zentyal, Linux Small Business Server

    Zentyal is a Linux Small Business Server

    Zentyal Server is an easy to use and affordable Linux server, specially designed to meet the needs of small and medium businesses Thanks to Zentyal's Samba integration, Zentyal provides native compatibility with Microsoft Active Directory, allowing you to join Microsoft clients to a domain and manage them easily. Zentyal Server incorporates all the network services required in a small and medium business environment: * Directory & Domain Server with native compatibility with Microsoft Active Directory * Mail Server with ActiveSync and webmail * Gateway with firewall and proxy * Infrastructure Server with DNS/DHCP server, Certification Authority and Virtual Private Networks For more information and download, please access the project's home page.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 3
    MailCleaner

    MailCleaner

    Anti Spam SMTP Gateway

    MailCleaner Open Source Edition is now discontinued but will continue under the spamtagger project https://github.com/SpamTagger [antispam] MailCleaner is an anti-spam / anti-virus filter SMTP gateway with user and admin web interfaces, quarantine, multi-domains, multi-templates, multi-languages. Using Bayes, RBLs, Spamassassin, MailScanner, ClamAV. Based on Debian. Enterprise ready. MailCleaner is an anti spam gateway installed between your mail infrastructure and the Internet. It includes a complete GNU/Linux OS and a graphical web interface for user and administrative access. It comes in the form of virtual machine templates.. - fully compatible with any SMTP mail server (Exchange, Zimbra, O365,...)
    Downloads: 2 This Week
    Last Update:
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  • 4
    Thunderbird-Tray is a system tray launcher tool for Mozilla Thunderbird, the popular e-mail client. You can use TB-Tray to hide Thunderbird to the tray while you don't need it. When you click the tray icon, TB-Tray will restore Thunderbird.
    Downloads: 3 This Week
    Last Update:
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    MongoDB Atlas runs apps anywhere

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  • 5
    An IMAP-Management web interface for use with courier imap , procmail and any mta that delivers mail through procmail.
    Downloads: 0 This Week
    Last Update:
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  • 6
    The Java Email Server (JES) plug-in is an embedded instance launcher of JES (email server) under Eclipse; it's intended to help developers viewing the layout of mails sent by their application to the clients (subscription mails, etc...) in local.
    Downloads: 0 This Week
    Last Update:
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  • 7
    Mailster is a project aimed at testing software mail capabilities. It provides a mail server container to test emails sent by your apps without rewriting your application code.
    Downloads: 0 This Week
    Last Update:
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  • 8
    MySXP Client: Is an ActiveX COM Microsoft Windows platform; The objective of this Component is to create a terminal service for a wide open server services as, IM, RPC for client app., RPC, DB terminal, Multiplayer Game client, WebCam, voIP Client.
    Downloads: 0 This Week
    Last Update:
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  • 9
    NokSync is a Thunderbird extension, which synchronizes contacts between Mozilla Thunderbird and most NOKIA phones. NokSync will compare Thunderbird address books with contacts in a NOKIA phone, and synchronize them under user control.
    Downloads: 0 This Week
    Last Update:
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    Demo Series - Small Business Backup By Veeam

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  • 10
    OMLNg is a small newsletter sending program. It provides non technical people the ability to send rich messages to groups and works with common office software/files. It is aimed at people that do not have access to such service on a mail server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11
    OpenEMM e-mail & marketing automation

    OpenEMM e-mail & marketing automation

    software for email automation (newsletters, transaction mails, etc.)

    This is an archive for old versions of OpenEMM. You will find the latest version of OpenEMM here: https://wiki.openemm.org OpenEMM is a browser-based enterprise application for email automation like info and marketing newsletters, transaction mails or multi-stage email campaigns. OpenEMM offers tons of features for professional users, among them: a great user interface, template-based HTML mailings, automatic bounce management, mail opening and link tracking, lots of graphical realtime statistics, a content management system, self-defined and behaviour-based target groups, a multi-queue mail backend for maximum sending performance, a time-driven automated data import and export feature, an extensive set of webservices, a plugin interface to easily extend the core functionality, a scripting feature to enhance the functionality of OpenEMM with triggerable customized actions and an audit-proof user activity log.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    Pop3/Smtp connector for email server. Using scheduler / multithread download email from POP3 account or act as an SMTP gateway. Filtering via external tools.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    Graphical OS Kernel compiled with gcc 4.6.1 and nasm 2.09.08
    Downloads: 0 This Week
    Last Update:
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  • 14
    RadicalSpam Virtual Appliance

    RadicalSpam Virtual Appliance

    Virtual Appliance of RadicalSpam

    RadicalSpam Virtual Appliance takes full solution of RadicalSpam Community Edition , pre-installed in a OVF virtual machine ( Open Virtual Format ) compatible with the best virtualization platforms on the market , including VMware ESX Server. More information : http://www.radical-spam.org
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    RainLoop Webmail (PHP)

    RainLoop Webmail (PHP)

    Simple, modern & fast web-based email client

    Modest system requirements, decent performance, simple installation and upgrade, no database required - all these make RainLoop Webmail a perfect choice for your email solution.
    Downloads: 0 This Week
    Last Update:
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  • 16
    SmartSieve is a web based graphical user interface for creating and managing sieve scripts for mail filtering and vacation messaging on a cyrus imap mail server. Written in PHP, SmartSieve is easy to configure and use.
    Downloads: 0 This Week
    Last Update:
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  • 17
    SPAMSNAIL is a anti-spam filter dedicated to end-users with a slow / non permanent connection to their mail server. It is written in Perl and uses the Bayes system.
    Downloads: 0 This Week
    Last Update:
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  • 18
    data & video-conferencing, one shared whiteboard, send text messages (IM), transfer files(FTP),collaborate in real time,email capablities,Plays and stores dvd,cd and Mp3. Web-based Internet directory,Remote Desktop Share,File sharing program & browser
    Downloads: 0 This Week
    Last Update:
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  • 19
    Portable office on a stick. Your bookmarks & email settings, along with your programs & office suite run using PortableApplications from portableapps.com The ZPin is a launch pad that allows you to easily find and install/update apps. Pageant, Putty...
    Downloads: 0 This Week
    Last Update:
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  • 20
    acmemail is a multiuser IMAP/POP3 to Web gateway (or webmail program). It reads mail from a mail server and displays it using HTML on a web server. It is written in Perl, has full support for MIME (and mod_perl) and is quite pretty.
    Downloads: 0 This Week
    Last Update:
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  • 21
    An easy to use SMTP library.
    Downloads: 0 This Week
    Last Update:
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  • 22
    DISCONTINUED - phpSpamManager ( a Spam Manager GUI ) is a graphical interface for managing spam quarantines. It's fully adaptive and will suit any mail server/spam filter (like spamassassin )as long as messages are stored in individual files (like postf
    Downloads: 0 This Week
    Last Update:
    See Project
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