Open Source BSD Email Software

The Anti-Spam SMTP Proxy (ASSP) Server project aims to create an open source platform-independent SMTP Proxy server which implements auto-whitelists, self learning Hidden-Markov-Model and/or Bayesian, Greylisting, DNSBL, DNSWL, URIBL, SPF, SRS, Backscatter, Virus scanning, attachment blocking, Senderbase and multiple other filter methods. Click 'Files' to download the professional version 2.8.1 build 24261. A linux(ubuntu 20.04 LTS) and a freeBSD 12.2 based ready to run OVA of ASSP V2 are also available for download. NOTICE: V1 development has been stopped at the end of 2014 (1.10.1 build 16060). Possibly there will be done some bugfixing in future. Please upgrade to V2, which is and will be actively maintained.

phpList delivers Open Source email marketing, including analytics, list segmentation, content personalisaton and bounce processing. Extensive technical features and a secure and stable codebase are the result of over 17 years of continuous development. Used in 95 countries, available in 20+ languages, and used to send 25 billion email campaigns last year. Deploy it with your own SMTP server, or get a free hosted account at http://phplist.com.

YPOPs! is an application which emulates a POP3/SMTP mail server and provides free POP3 and SMTP access to Yahoo! Mail. It does not depend on Yahoo's POP3/SMTP mail server. You can use a mail client of your choice!

Simple, web-based address & phone book, contact manager, organizer. Groups, addresses, e-Mails, phone numbers & birthdays. vCards, LDIF, Excel, iPhone, Gmail & Google-Maps supported. PHP / MySQL based.

OpenChange is a portable Open Source implementation of Microsoft Exchange server and Exchange protocols. It provides a complete solution to interoperate with Microsoft Outlook clients or Microsoft Exchange servers. OpenChange client-side library is used in existing messaging clients and is the solution in new projects to communicate natively with Microsoft Exchange and Exchange-compatible servers. OpenChange server is a transparent Microsoft Exchange server replacement using native Exchange protocols and does not require any plugin installation in Outlook.

basE91 is an advanced method for encoding binary data as ASCII characters. It is similar to UUencode or base64, but is more efficient. The overhead produced by basE91 depends on the input data. It amounts at most to 23% and can range down to 14%.

FUDforum is a super fast and scalable discussion forum. It is highly customizable and supports unlimited members, forums, posts, topics, polls & attachments. It can import XML Feeds and sync with USENET groups and Mailing Lists (bi-directional).

PHP app to access Gmail/Googlemail/Gmail-for-Your-Domain accounts on wireless devices. Convenient alternative access method to your email account on the move, gmail-mobile incorporates as many Gmail features as possible within limits of a mobile device.

C library intended to give C/C++ developers a quick and easy way to send e-mail from their applications. Supports multiple To/Cc/Bcc recipients and multiple attachments without size limitation. For the actual SMTP communication either libcurl can be used or the built in SMTP support. The library can also be used to just create a multipart MIME message body. Also comes with a command line application (quickmail) for sending mails (mutiple attachments supported) from command line or scripts. Cross-platform. Binary packages available for Windows (32-bit and 64-bit).

IlohaMail is a PHP based lightweight full featured multilingual webmail program with IMAP and POP3 support. IlohaMail also includes a full-featured contacts manager, bookmarks manager, and scheduler.

Multiuser BBS/Internet Server Software for multiple platforms including Windows and Linux (legacy versions maintained for DOS and OS/2). Multithreaded modular C/C++ project that includes Telnet, FTP, and Mail servers and support for popular DOS doorgames.

Keep visitors returning to your site again and again with a powerful, efficient and easy to use e-card system. Featuring a full administration centre with a simple interface and full banning controls, visitors will enjoy communicating with their friends.

tellmatic is a php and mysql based newsletter script to create, manage and send personalized newsletters or mass mails. uses wysiwyg and has a form editor. adresses and newsletter are stored in unlimited groups. handle bouncemails and failed adresses

Lurker is a mailing list archiver designed for capacity, speed, simplicity, and configurability in that order. Noteworthy features include: google-style searching on all fields, chronology preserving threads, multilingual, and attachment support.

P3Scan is a fully transparent scanning proxy-server for email clients. It provides scanning of incoming/outgoing email messages for Virus''s, Worms, Trojans, Spam, and harmfull attachments. It can also parse messages for web-bugs.

X-Itools: eXtended Internet Tools. Suite of tools composed of several collaboration modules. Old and initial project born in 1999, 1st published in 2001 on Sourceforge. X-Itools E-mail management module (log analysis) initiated in 2004 with Web 1.0 technologies (private SVN server). X-Itools development restarted since 2011, on the basis of a unique module: E-mail management module (log analysis). Now based on web 2.0 technologies (ExtJS 4.1) and devel restarted because of a particular interest given to it by a world wide Organization (United Nations). Module renamed "X-Itools ELSE", for "X-Itools E-mail Log Search Engine". Some features: Log analysis and correlation of Postfix and Exchange servers, statistics, policy manager, in-deep analysis, automated network graphs for e-mail tracing, CSV export... The Swiss knife of Messaging Admins. In 2015, X-Itools ELSE is no more limited to E-mail logs: Apache logs are also processed and related stats and dashboards will be there!

The Address Book is a free, open source address management system, utilizing the combined power of PHP scripting and MySQL databases to provide a flexible, robust system allowing users to add a virtually unlimited number of addresses and other info.

Hypermail is a program that takes a file of mail messages in UNIX mailbox format and generates a set of cross-referenced HTML documents. Development of hypermail continues now at github: https://github.com/hypermail-project/hypermail

ISPMan is a system to design massive ISPs using LDAP as the backend. ISPMan provides a web front end and a command line interface to create virtual domains and manages users, dns information, email infos and httpd setup data for these vhosts.

a webbased desktop, which handles modules like email-app and so by a webclient. Today only for Mozilla like Browsers. Tester/Developer are welcome :) Check it out on http://x.nebulon.de/netdesk/

G-Share is a PHP script that allows you to share your gmail attachments in a webpage,it is a download center with files stored in your gmail account. You need a MySQL database to store data such as download counters, visitors, etc...

Visual Synapse are component wrappers around the Synapse tcp/ip libraries. It wraps a few common internet protocols, like HTTP, UDP, DNS, ICMP, TCP and SMTP to multi-threaded components that can be used with Delphi, Kylix, Freepascal and C++ Builder.

siggen is a cool email signature generator for encrypted ansi c (confused), brainf*ck, ... signatures. Use it in combination with vi(m), emacs, mutt, pine, or what ever. (tested on Solaris, Linux and Windoze). Optimized only for geeks :-)

A C callback orientated parser library for card (vCard/vCal) objects, reentrant & stream orientated, handles line folding, automatic decoding of params and data

This web service developped in Java provides WebForum services on the IMAP4/POP3 protocol : you don't need database, and common messaging tool like Netscape Messenger or Outlook permits to create/delete new forum and to moderate messages.