CrossBox AlternativesMail Servers & WebMail Providers like CrossBox
CrossBox is described as 'Real-time email, chat, audio/video calls & conferences, file-sharing, and contacts app with a modern and intuitive UI' and is a Mail Server in the office & productivity category. There are more than 25 alternatives to CrossBox for a variety of platforms, including Linux, Web-based, Self-Hosted, Windows and Mac apps. The best CrossBox alternative is Roundcube, which is both free and Open Source. Other great apps like CrossBox are Google Workspace, Nextcloud Hub, mailcow: dockerized and Kolab Community.
- Mail Server
- Paid • Proprietary
- 26 Roundcube alternatives
Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking.
License model
- Free • Open Source
Application types
Country of Origin
Switzerland
Platforms
- Self-Hosted
- PHP
- Cloudron
- Nextcloud
Roundcube Features
- 53 Google Workspace alternatives
Google Workspace delivers a cloud-based suite combining Gmail, Calendar, Meet & Drive to enhance collaboration through tools like Docs and Sheets. Offers secure storage options, custom domain emails, and robust management capabilities with 2FA and 24/7 support.
License model
- Paid • Proprietary
Application types
Country of Origin
United States
Platforms
- Mac
- Windows
- Linux
- Online
- Chrome OS
Google Workspace Features
Nextcloud is the most deployed on-premises file share and collaboration platform. Access & collaborate across your devices. As fully on-premises solution, Nextcloud Hub provides the benefits of online collaboration without the compliance and security risks.
License model
- Free • Open Source
Application types
Country of Origin
Germany
EU
Platforms
- Self-Hosted
- 22 mailcow: dockerized alternatives
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.
License model
- Free • Open Source
Application types
Country of Origin
Germany
EU
Platforms
- Linux
- Self-Hosted
Top mailcow: dockerized Features
- 47 Kolab Community alternatives
Kolab is entirely Free and Open Source Software (a.k.a. FOSS), and uses Open Standards. We’ll get to why this is important to us, and hope that it is important to you thereafter.
License model
- Freemium • Open Source
Application types
Country of Origin
Switzerland
Platforms
- Linux
- Online
- Self-Hosted
Kolab Community Features
- 44 Zimbra Collaboration Suite alternatives
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.
License model
- Freemium • Open Source
Application types
Country of Origin
United States
Platforms
- Linux
- Online
- Self-Hosted
Zimbra Collaboration Suite Features
- 77 Infomaniak kSuite alternatives
The ethical collaborative solution. Increase your productivity with a 100% Swiss solution that brings together all the apps for teamwork.
License model
- Free Personal • Proprietary
Application types
Country of Origin
Switzerland
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- 43 Microsoft Exchange alternatives
Exchange business-class email helps increase user productivity while protecting your data. Get it as a hosted service or run it on your servers.
License model
- Paid • Proprietary
Application type
Country of Origin
United States
Platforms
- Windows
- Online
- Self-Hosted
- Microsoft Office 365
Microsoft Exchange Features
- 27 Axigen alternatives
Axigen provides a multi-tenant, fully integrated, multi-platform, all-in-one email, calendaring and collaboration messaging solution. It grants extensive branding options and is localized in over 29 languages (including right-to-left writing mode).
License model
- Paid • Proprietary
Application types
Country of Origin
Italy
EU
Platforms
- Mac
- Windows
- Linux
- BSD
- Self-Hosted
- Microsoft Office Outlook
- Software as a Service (SaaS)
- 22 Kopano alternatives
Kopano puts an email, video meetings, calendaring, and file sharing solution within one single interface.
License model
- Paid • Proprietary
Application types
Country of Origin
Netherlands
EU
Platforms
- Online
- Software as a Service (SaaS)
Kopano Features
- 80 Kolab Now alternatives
Kolab Now provides a suite of intuitive apps in a user friendly environment to make your day to day online comms easier, smarter and most importantly; secure.
License model
- Paid • Open Source
Application types
Country of Origin
Switzerland
Platforms
- Online
- Software as a Service (SaaS)
- DAVx5
- 42 Horde alternatives
Horde Groupware is a free, enterprise ready, browser based collaboration suite. Users can manage and share calendars, contacts, tasks and notes with the standards compliant components from the Horde Project.
DiscontinuedThe last release (5.2.22) was in September 2017.
Horde Features