FileRun - Beautiful, fast and reliable selfhosted file sharing and sync.
Dropbox - Online Sync and File Sharing
PHPfileNavigator - PHPfileNavigator: Administrador de ficheros y directorios via web.
Google Drive - Access and sync your files anywhere
HRCloud2 - A full-featured home-hosted Cloud Drive & Personal Assistant.
ownCloud - ownCloud is an open source project enabling businesses to host their own cloud storage while maintaining regulatory and compliance needs.