http://www.open-xchange.com/products/open-xchange-express-editon-en/download
Open Xchange Express Edition "Out of the box" email and collaboration - Now in one simple step organizations can have world class email and collaboration capabilities in-house at low cost without Linux know-how: drag and drop, right-click menus, shared calendars, contacts, tasks and documents and automated maintenance of the entire open source stack.
"Out of the box" email and collaboration - Now in one simple step organizations can have world class email and collaboration capabilities in-house at low cost without Linux know-how: drag and drop, right-click menus, shared calendars, contacts, tasks and documents and automated maintenance of the entire open source stack.
Graham: it comes as a VMWare image !
I keep looking for a collaboration tool for groups in multiple locations.
I've tried a few of these vmware images with mail servers etc.
But no time to evaluate them all ..