The project "FilesDen" aims at online storage and files, it us developed as a web-based application that provides uploading and downloading of files. The application will be useful for online data backup and for easy availability of data at any location. Key Features of the application are: -- Online storage of files of any format.- Mails are helpful for communication and exchange of information.- Administrator module for overall management of the files and sharing information and updates among users.- Feedback is useful for getting suggestions from users for modifications if needed in the application.