For hosting common files it's ok. Also it is on Android too do, great to transfer files between your Windows and your phone. But if you want better security you have to subscribe a monthly offer.
Apache Archiva - Apache Archiva is an extensible repository management software.
Dropbox - Online Sync and File Sharing
Apache Tika - Apache Tika toolkit detects and extracts metadata and text from different file types.
Google Drive - Access and sync your files anywhere
Apache Ambari - Ambari is aimed at making Hadoop management simpler by developing software for provisioning, managing, and monitoring Hadoop clusters.
Mega - Secure File Storage and collaboration