WP File Download serves you with a lot of professional features like a full-text search engine and full Google Drive, Dropbox, OneDrive integrations with two way file synchronization.
WP Media Folder is a media manager with folders. This WordPress plugin will help you to stop searching for an image through thousands of media, and instead just navigate like you do on your desktop file browser.
BeDrive allows you to create your own fully-featured, self-hosted file sharing and hosting website in minutes without any coding or server management knowledge.
Cloudify is a self-hosted file manager and cloud storage software that allows you to host your own cloud storage server. It’s an alternative to Dropbox, Google Drive, and other cloud storage services.
Administrator can create users and set their permissions (what users can see and do, what kind of files upload, set bandwidth limits, filesize limits).
Connect is a Web Application offering Real-Time Communication with Video & Audio Communication, File Sharing, Screen Sharing, Whiteboard and Live P2P & Group Chat Messaging.