2
Score: 98%
FreeOpen Source
More Roundcube webmail application, such as user-interface, multilingual IMAP client schedule. An e-mail client provides full functionality you expect from him. Features:Free,Open,Source,Self-Hosted,PHP,Cloudron
Alternatives 4
Score: 98%
FreeOpen SourceWebWindowsMacLinux
More E-Mail the battery of user-friendly encryption and privacy features with a modern, fast webmail client. The development is supported by a large community of supporters, in the stack of mail Features:Free,Open,Source,Mac,Windows,Linux,Web,Self-Hosted
Alternatives 6
Score: 93%
FreeOpen Source
More Simple, modern and fast web-based e-mail client. System requirements, good performance, simple installation and upgrade, no database is modest. To do All this Features:Free,Open,Source,Self-Hosted,JavaScript,PHP,Cloudron
Alternatives 8
Kolab Community
Score: 89%
FreeOpen SourceWebLinux
More Simple Groupware is a secure, scalable, reliable, flexible, highly-featured collaboration suite. Features:Free,Open,Source,Linux,Web,Self-Hosted
10
Score: 86%
CommercialWebLinux
More Zimbra Collaboration e-mail, calendar, tasks, and more open, secure collaboration tool. Today, the most innovative web application, Zimbra Features:Commercial,Linux,Web
Alternatives 12
Score: 94%
FreeOpen SourceWeb
More Horde Groupware is a free, "enterprise ready", browser based collaboration suite. Users can manage and share calendars, contacts, tasks, notes, and standards Features:Free,Open,Source,Web,Self-Hosted
Alternatives 14
Score: 94%
FreeOpen Source
More In PHP SquirrelMail is a standards-based webmail package written. Built in pure PHP support for the IMAP and SMTP protocols, and includes all the pages in pure rendering Features:Free,Open,Source,Self-Hosted,PHP
Alternatives 16
Score: 87%
FreeOpen SourceWeb
More Open source WebMail Lite is a clean and simple web mail for the user, the high-featured WebMail pro Application Server Community Edition for free Features:Free,Open,Source,Web,Self-Hosted
Alternatives 18
OX Open-Xchange
Score: 65%
FreeOpen SourceWebLinux
More Linux-based Groupware solution f-Openexchange-Server-6 advanced. Open-XChange Server 6 is superior in the following areas: • the Open-Xchange server 6 more Features:Free,Open,Source,Linux,Web
20
Score: 74%
FreeOpen Source
More Simple, fast and secure PHP /single-user feed and Mail Reader, password and bookmark manager based on AngularJS. Face cloud is a PHP Restful backend storage is divided into Features:Free,Open,Source,Self-Hosted,AngularJS
Alternatives 22
Score: 60%
WebLinux
More Atmail webmail system Linux, Unix, and windows for web-mail client, email server platform and e-offers device. Features: - Webmail, Calendar, Address Book Features:Commercial,Linux,Web
Alternatives 24
Score: 46%
FreeOpen SourceWeb
More Nas-mails, written in PHP and standards-based webmail package. Built for the pure PHP support for the IMAP and SMTP protocols, and all pages create HTML 4.01 Features:Free,Open,Source,Web
Alternatives 26
Score: 44%
FreeiPhone
More To E-Mail us in our life. The information we are specifically who is, and our life in the heart of the content of a network. We believe in something, Features:Free,iPhone
Alternatives 28
Score: 56%
FreeOpen Source
More All of your E-Mail accounts in one place. Mynet News-Reader, but for e-mail. Combine them in cfvfht, not replaces, the existing accounts Features:Free,Open,Source,Self-Hosted
Alternatives 30
TrulyMail
Score: 14%
Windows
More Really mail, multi-featured (sound recording, script-blocking, etc.) an e-mail client and a private messaging system. Features: nine Magic control Features:Freemium,Windows
Postaci alternatives FAQ
What is the best Postaci alternative?
Roundcube is currently the top-ranked option on this list based on community votes and item score.
Are there free Postaci alternatives?
Yes. Free, freemium, or open-source options in this list include Roundcube, Mailpile, Rainloop, Kolab Community, Horde.
Which platforms are covered?
The alternatives in this list include options for Web, Linux, Windows, iPhone, Mac, depending on each product.
How are alternatives ranked?
Alternatives are ordered by community voting signals, item score, and the available product details collected for each option.