This is what puts spaces above the other open source document management applications. Much like SharePoint and the free Windows SharePoint Services (WSS), O3Spaces contains the concept of workspaces. Exactly as you'd expect, these are working areas document repositories created for a particular task or project. In addition to document storage, a workspace contains a set of standard collaboration tools. These include team calendaring and a discussion forum for communications and dispute resolutions, and Microsoft bashing (we're kidding!). O3Spaces StartSpace (desktop) The package comes in three different configurations: On Demand, Professional, and Open. The On Demand configuration is a Software as a Service (SaaS) model, can be accessed from anywhere, and includes feature upgrades through the life of the contract. It only requires a small client install, the Workplace Assistant, to access the online document sharing.