Poste.io is described as 'Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included' and is a Mail Server in the online services category. There are more than 10 alternatives to Poste.io for a variety of platforms, including Self-Hosted, Windows, Linux, Web-based and Mac apps. The best Poste.io alternative is mailcow: dockerized, which is both free and Open Source. Other great apps like Poste.io are Mail-in-a-box, Zimbra Collaboration Suite, Foxmail and Mail Server Builder.
mailcow is a mail server suite based on Dovecot, Postfix, SOGo, Rspamd and other open source software, that provides a modern Web UI for administration.
mailcow: dockerized is the most popular Linux & Self-Hosted alternative to Poste.io.
mailcow: dockerized is the most popular Open Source & free alternative to Poste.io.
Zimbra Collaboration is an open, secure collaboration tool for email, calendaring, tasks and more. With the most innovative web application available today, Zimbra boosts the productivity of users on any desktop and dramatically reduces TCO compared to legacy platform vendors.
Zimbra Collaboration Suite is the most popular Web-based alternative to Poste.io.
Zimbra Collaboration Suite is the most popular commercial alternative to Poste.io.
Foxmail is a free POP3 and IMAP4 e-mail client in English and Chinese for Windows systems.
Foxmail is the most popular Windows & Mac alternative to Poste.io.
Mail Server Builder empowers you to deploy a full-featured, unlimited self-hosted SMTP server effortlessly. Gain complete control over your email infrastructure, ensuring high deliverability and compliance without relying on third-party providers.
hMailServer is a free e-mail server for Microsoft Windows. Its used by Internet service providers, companies, governments, schools and enthusiasts in all parts of the world.
Exchange business-class email helps increase user productivity while protecting your data. Get it as a hosted service or run it on your servers.
mail.com provides its users with an customized selection of unique domains to pair with their desired address at no cost. Users can choose a domain that fits their lifestyle, profession, location, or personality, and through this personalization, their email address will become...
Carbonio Community Edition (Carbonio CE) is a free and open-source (FOSS) email and collaboration platform designed by Zextras. It is a complete email solution, allowing organizations to maintain digital sovereignty through on-premises self-hosted servers, ensuring privacy and...
A fully fledged, free email server solution, an open source project (GPL v2).
Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support.
Easy, fast deployment in LESS THAN 1 MINUTE. View YouTube Video to check how easy it is.
Works on both no.
One-click installer for email on your own web server.
OpenChange aims to provide a portable Open Source implementation of Microsoft Exchange Server and Exchange protocols.
Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI.
CrossBox is the most popular Android, iPhone, iPad & Android Tablet alternative to Poste.io.
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mail.com is not a mailserver