BuddyDrive is a BuddyPress plugin that uses the BP Attachment API to let you share files and folders within your community site. Depending on the BuddyPress settings, the access to the BuddyDrive user's content can be restricted to :
This plugin is available in english and french.
PS: you can download latest stable on WordPress.org
Before activating the plugin, make sure all the files of the plugin are located in /wp-content/plugins/buddydrive
folder.