Full featured solution for your Email server. Native implementation of last anti-SPAM metods, webmail and easy administration included.
Cost / License
- Free Personal
- Proprietary
Application type
Platforms
- Linux
+3
CrossBox Alternatives
Apps similar to CrossBox include Roundcube, which is free and open source. Other options are eigen, Google Workspace, mailcow: dockerized and Nextcloud Hub. There's no shortage of Mail Servers like CrossBox, with more than 25 alternatives for Linux, the web, self-hosting, Windows and Mac.
Alternatives list
46 IceWarp alternativesAll-in-one European business email and collaboration platform — email, chat, video conferencing, and office suite in one app. Cloud or self-hosted.
Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Windows
- Linux
- Online
- Mac
- Android
- iPhone
Czechia
EU
+2
26 Sendmail alternativesSendmail is a general purpose internetwork email routing facility that supports many kinds of transfer and delivery methods, including the Simple Mail Transfer Protocol (SMTP) used for email transport over the Internet.
Cost / License
- Free
- Open Source
Application type
Platforms
- Mac
- Linux
United States
Open Source Collaboration, providing integration with your existing Linux mailserver, native mobile phone support, Outlook "Look & Feel" webaccess and stable Outlook sharing (100% MAPI).
Platforms
- Mac
- Windows
- Linux
- Online
OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile devices.
Platforms
- Linux
Postaci (Turkish for Postman) is multiplatform Webmail software which is database independent, multilanguage, POP3/IMAP, and fully MIME-compatible. While using POP3 mode to fetch messages it uses database fields to simulate IMAP folders, on which you can save, move, delete, and...
Platforms
- Linux
75 Atmail Email Server alternativesAtmail webmail system offers a webmail client, email server platform and mailserver appliance for Linux, Unix and Windows.
Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Linux
- Online
Australia
34 Expanding Communication alternativesTurnkey Solutions for the Enterprise Cloud
Installation, Configuration, and Management tools for enterprise email, collaboration, messaging, video conferencing, file sharing, and file transfers.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Linux
James stands for Java Apache Mail Enterprise Server! It has a modular architecture based on a rich set of modern and efficient components which provides at the end complete, stable, secure and extendable Mail Servers running on the JVM.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Mac
- Windows
- Linux
- Self-Hosted
Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Mac
- Windows
- Linux
- Android
- iPhone
- Android Tablet
- iPad
- Australia
+5
Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo. Free for commercial use.
Cost / License
- Paid
- Proprietary
Application typeApplication types
Platforms
- Windows
- Self-Hosted
China
Sanwhole Exchange is a server running iMail, iPress and iStore services. iMail is an enterprise-class email server does Microsoft Exchange and Gmail work. iPress sets blog, forums and tickets in one. iStore is an online store.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Windows
- China
