New and Updated Evaluations - Google, Jive, eXo, Igloo, Interact, and More
Excerpt from the eXo: evaluation:"If you seek advanced features such as role based personalization or business intelligence, it’s best to look elsewhere. However, if what you need is included with eXo Platform, you can look forward to a broad implementation of the latest Java standards with this platform. ..."
(P. 229 in the Portals and Content Integration Report. )
Many commentators compare Drive with Dropbox and to some extent Microsoft's SkyDrive and Apple's iCloud. However, there are many, many more choices
However, as we all know, that's not really very practical (both for technical and organizational reasons), and multiple portal platforms have always proliferated within organizations