WP File Download + Addon is the best plugin for managing your files. It allows you to upload, download, delete, preview, and create media galleries with your files. WP File Download + Addon is a must-have plugin for any WordPress site. With four themes and many unique features, this plugin stands out from the rest. They change the way you make your files available to your users. The themes included are standard listing, Google Drive like, Table, and Accordion tree.