Cloud Explorer is a open-source S3 client. It works on Windows, Linux, and Mac. It has a graphical and command line interface for each supported operating system. Cloud Explorer provides extras that are not found elsewhere in other S3 browsers like search for objects, performance testing, music player, transition to Amazon Glacier, Amazon RRS, migrate buckets between S3 accounts, compress files piror to upload,take screen shots to S3, simple text editor, IRC client, and image viewer. Users can easily sync folders to their S3 account and upload and download files to their computer.