Mox is a modern full-featured open source secure mail server for low-maintenance self-hosted email.




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 Google Workspace. It's not free, so if you're looking for a free alternative, you could try Roundcube or mailcow: dockerized. Other great apps like CrossBox are Nextcloud Hub, Infomaniak kSuite, Kolab and Zimbra Collaboration Suite.
Mox is a modern full-featured open source secure mail server for low-maintenance self-hosted email.




DeskNow is a fully featured and easy to use mail and collaboration server with build-in antivirus and antispam. SyncML for mobile devices is separately licensed.


Hub For Teams gives you and your team 100% control of your data and workspace. Enjoy enterprise collaboration features such as project management, discussion rooms, and much more.




EmailSuccess, an advanced SMTP Server (MTA) built from the ground up to handle the most critical reliability, performance, security, and deliverability requirements.




Afterlogic Aurora is an enterprise collaboration system for small and medium-sized business. Aurora provides collaboration of webmail, contacts, calendar, files and helpdesk modules.




The AI-powered client portal for professional & creative services. Streamline client onboarding and deliver a stellar customer experience.



