Instant OGo 2.0

Instant OGo is a Linux-based groupware server distribution. The project contains all components required to set up a mail and collaboration server from scratch, including the Linux system software, the Cyrus mail server, and the OpenGroupware.org groupware server.
Email Server with multi domain support, smart distribution lists, high performance mail store with server-side filters, anti-spam and anti-virus software included.
Calendar Server Group based calendars, scheduling, free/busy, personal calendar, miscellaneous filter and quick navigation, advanced access right managment, palm sync, reminders and notifications.
Compelling OS With CentOS 5, the core product is based on the operating environment of the most advanced, scalable and secure enterprise class Linux available.
Enhancements:
- This is a major upgrade of the Instant OGo ASE business server.
- It features an easy-to-use Samba service that sets up a well integrated central document store.
- The Linux distribution is based on CentOS 5 now.
- Numerous improvements and bugfixes were made to both the email and the calendar module for extended functionality and even better usability.
- Several enhancements and fixes ensure highly improved compatibility with Sunbirds new CalDAV support.