SOGo offers professional integration for businesses and communities.
With its rich AJAX-based web interface, it supports all clients using standard protocols such as CalDAV, CardDAV and GroupDAV, as well as Microsoft Outlook with efficient ActiveSync integration.
It is therefore a fully supported and reliable groupware server with an emphasis on scalability and open standards.
SOGo is the front end component of your infrastructure, it sits in the middle of your servers to provide your users with a uniform and complete interface to access their information. It has been deployed in production environments where thousands of users are involved.
SOGo is released under the GNU GPL/LGPL v2 and above.