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@@ -999,6 +999,7 @@ Games, game servers and control panels.
 **[`^        back to top        ^`](#)**
 
 - [BlueMind](https://www.bluemind.net/en/) - Groupware with email, calendar, addressbooks, exchange active sync, exchange MAPI protocol support. ([Source Code](https://forge.bluemind.net/stash/projects/BM/repos/bluemind-public/browse)) `AGPL-3.0` `Java`
+- [Carbonio](https://www.zextras.com/carbonio/) - Email, calendar, collaboration server with Web interface and lots of integrations. ([Source Code](https://github.com/Zextras)) `GPL-2.0/CPAL-1.0` `Java`
 - [Citadel](https://www.citadel.org/doku.php) - Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. ([Source Code](https://www.citadel.org/source.html)) `GPL-3.0` `C`
 - [Corteza](https://cortezaproject.org) - CRM including a unified workspace, enterprise messaging and a low code environment for rapidly and securely delivering records-based management solutions. ([Demo](https://latest.cortezaproject.org), [Source Code](https://github.com/cortezaproject/corteza-server)) `Apache-2.0` `Go`
 - [Cozy Cloud](https://cozy.io) - Personal cloud where you can manage and sync your contact, files and calendars, and manage your budget with an app store full of community contributions. ([Source Code](https://github.com/cozy)) `GPL-3.0` `Nodejs`