Mega - Secure File Storage and collaboration
CKFinder - CKFinder is a powerful and easy to use Ajax file manager for web browsers.
Dropbox - Online Sync and File Sharing
Flmngr - Free PHP File Manager
MediaFire - MediaFire is the simple solution for uploading and downloading files on the internet.
Tiny File Manager - Web based File Manager in PHP, Manage your files efficiently and easily with Tiny File Manager