Wordpress Plugins
FileBase: WordPress Media Files Manager
Plenty of us have uploaded thousands of files to our WordPress library. Managing them can be quite time consuming without the right tools. FileBase is a handy plugin that lets you keep thousands of media files in your media library organized in folders.
You get a drag & drop interface to upload and move your files into folders. You can also resize the sidebar to fit your content. With breadcrumbs on top, you can easily find your way to the right folders.