Open Source OpenBSD Email Software

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.

FreePOPs is a webmail to pop3 conversion daemon. It is extensible to support other webmail using the scripting language LUA. See the homepage for supported webmails.

GoldBug is a decentralized & secure communication suite that offers an integrated e-mail client, an instant messenger & a file transfer. Also included is an URL-RSS-DB & a p2p web search. Current vers. w/ McEliece Algorithm. GoldBug has been 2013 - 2023 ten years just another Graphical User Interface of the Spot-On Encryption Suite. Main GUI features: Minimal & colorful Interface with Tabs in the East. Microsoft & Qt MinGW deprecated Win32 & for Compiling: ● https://sourceforge.net/p/goldbug/wiki/compiling As Spot-On implemented the minimal GB-concept & Nuvola Icons, GoldBug has now been fully integrated into Spot-On Win64: Just choose Tabs at East & Mini-View in Options - w/ Nuvola Icons of course! Voilá! & Many Thanks, Pro-Files can be found archived at ● current source: https://github.com/textbrowser/spot-on ● EN Manual: https://www.amazon.com/dp/3749435065 ● DE: https://compendio.github.io/goldbug-manual-de/ ● Study: https://www.amazon.com/asin/dp/3750408971

Gross is a greylisting server. The features that make gross stand out from other greylisters are: - it's blazingly fast - it's amazingly resource efficient - it can be configured to query DNSBL databases, and enforce greylisting only for hosts that are found on those databases - it can block hosts that match multiple DNSBL's - it can be replicated and run parallel on two servers - It supports Sun Java System Messaging Server, Postfix, Sendmail and Exim.

a fast email client for console that support pop3 and smtp protocols also with ssl connections and more paranoic futures...

qSheff is a wrapper for the qmail queue that scans email for viruses and spam. It is simple and powerful. It features the ability to quarantine, nice logging, subject filtering, body filtering, attachment blocking, a blackhole and white/black lists.

Elmo is a feature-rich console mail client for UN*X power users. It integrates functionality commonly realised by separate pieces of software in other mailers.

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

This is a milter which scans emails with CRM114

ClamCour is a Courier-MTA multithread filter that allows Courier to scan mail for viruses using Clam Antivirus package. Attachments can be "quarantinated" and custom domain-based email reports can be sent.

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.

Gmail Notifier (restartless) is an open-source project that notify you about incoming emails from all your Google Mail accounts and labels. Features: 1. No requirement to enter your credentials. 2. Multiple account support 3. Multiple label support 4. Low bandwidth usage by using RSS technology 5. Mark as read, report span, trash or archive massages right from toolbar

Use your Gmail account for file storage. No file size limits. Doesn't have to be installed.

Protect your company's email and browsing with your GoodCrypto private server. * Protects email metadata and resists traffic analysis * Automatic encryption, decryption, and key management * All private keys stay on *your* server * Users don't change their email or browser software * Blocks web malware * Runs on your private server * Completely decentralized

Your own mailing system (most easiest to use with zero configuration) for the entire world (available in almost all the languages of the world) which will include Mail User Agent and Mail Transfer Agent thus trying to give maximum speed while transferrin

Manage your mail server with a simple web application Dedicate to Sendmail Require Apache, PHP4, PostgreSQL, OpenLDAP, back-perl Tested with Dovecot, IlohaMail

A very simple but full POP3 mail client in PHP.

OGSS uses Python and libgmail to allow you to control your computer via SMS.

This is a milter which scans emails with qsf (Quick Spam Filter)

TLim (Transaction Limiter) TLim is a patch that spam-hardens sendmail against both inbound and outbound abuse. TLim counts the number of transactions an IP performs. Should the IP violate admin-defined limits, it is sanctioned via a null route.

Virtual Qmail - virtual domains management system for qmail. It is designed to be fast, reliable, and easy to use. Includes software allowing users to manage their accounts via WWW.

HIndi Mail Client in Java, can be extended as a editor and a plugin on web pages to mail and view mails in Unicode Devnagri Font. The Mail Client could be used to embed into a HTML page so that people need not install it to view and recieve mails.

dspam-filter is a filter to invoke the anti-spam tool DSPAM directly from the embedded maildrop in vpopmail via dot-qmail forwarding. DSPAM masquerades as the email server's LDA. However most users of Qmail prefer to leave the qmail-queue intact.

libmail is a C library intended to help programmers when adding mail checking and retrieving capabilities to their applications, supporting popular mail protocols like IMAP and POP3 as well as *nix-like mailboxes.