IDG Contributor Network: OwnCloud 9.0 released, brings full federation for easy file sharing

OwnCloud, the fully open source file sync and storage platform, has hit version 9.0 today. This release comes with many improvements, most notably full federation, which allows users on different servers to share directories and files.
Federation on ownCloud has been one of the most useful features for businesses and organizations alike, but until now there was one big limitation: Users needed to know the Federated Cloud Sharing ID (email address for file sharing) of another user to be able to