The package is , and a major update to version 4.0 was released on Wednesday.

With tools for sharing projects, calendars, files, and e-mail online with co-workers and clients, Group-Office is designed to be not just easy to use but also fully customizable. Here are some of the reasons the software is worth checking out.

A New Document Workflow Module

A project of Dutch , Group-Office offers calendar, , email, file-sharing, projects, billing, and synchronization modules.

Now in version 4.0, the software has gained a bunch of new capabilities.