Baïkal is a Cal and CardDAV server, based on sabre/dav, that includes an administrative interface for easy management. Developed by Jérôme Schneider
License: Open Source
Baïkal is a lightweight, open-source solution primarily focused on calendar and contact synchronization, making it ideal for users needing a simple setup. In contrast, SOGo is a comprehensive groupware solution offering a wider range of features such as email, task management, and document management, making it suitable for larger organizations and users needing extensive collaboration tools.