The free version of Open-Xchange has eventually been released for different Linux distributions. Binary versions are built using the OpenSuSE Build Service and are currently provided for

• Debian 4.0
• Fedora 8
• OpenSuSE 10.2, 10.3 and 11.0
• Ubuntu 7.04, 7.10, 8.04

Open-Xchange contains groupware functions like eMail, calendar and administration of contacts. It is based on Java and uses an Ajax webinterface. It is provided under the GPL.

A quick install guide for our Debian users can be found here.