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The comparison of mail servers covers mail transfer agents (MTAs), mail delivery agents, and other computer software that provide e-mail services. Unix -based mail servers are built using a number of components because a Unix-style environment is, by default, a toolbox [1] operating system. A stock Unix-like server already has internal mail ...
Zentyal (previously known as eBox Platform) is a open source email and groupware solution based on Ubuntu Linux. [5] [6] [3] [7] The latest release (Zentyal Server 8.0 Development) took place on February 26, 2024.
Open-Xchange is an open source web-based office productivity software suite. History [ edit ] Founded in 2005 by Rafael Laguna and Frank Hoberg, the software was released in December of the same year, and started as a Linux -based email and groupware program that was positioned as open-source alternative to Microsoft Exchange .
Free/Open-source software. Claws Mail is a GTK+-based email and news client for Linux, BSD, Solaris, and Windows. GNOME Evolution; Gnus, is an email and news client, and feed reader for GNU Emacs. Mozilla Thunderbird is a free and open-source cross-platform email client, news client, RSS and chat client developed by the Mozilla Foundation.
A Linux-based system is a modular Unix-like operating system, deriving much of its basic design from principles established in Unix during the 1970s and 1980s. Such a system uses a monolithic kernel, the Linux kernel, which handles process control, networking, access to the peripherals, and file systems.
pfSense, a firewall/router distribution based on FreeBSD and PF; has QoS that properly tags VoIP traffic and a SIP proxy package that is available for NATed endpoints. Its functionality can be expanded with packages like FreeSWITCH, a free/open source software communications platform for making SIP, voice and chat driven products.
Postfix (software) Postfix is a free and open-source mail transfer agent (MTA) that routes and delivers electronic mail . It is released under the IBM Public License 1.0 which is a free software license. Alternatively, starting with version 3.2.5, it is available under the Eclipse Public License 2.0 at the user's option. [2]
www .proofpoint .com /us /products /open-source-email-solution. Sendmail is a general purpose internetwork email routing facility that supports many kinds of mail-transfer and delivery methods, including the Simple Mail Transfer Protocol (SMTP) used for email transport over the Internet . A descendant of the delivermail program written by Eric ...