S3fm, FREE online file manager for Amazon S3, enriches you Amazon S3 experience by providing a free online interface to your Amazon S3 storage. Upload, manage and share your files and folders. Collaborate effectively with colleagues and customers. Enjoy built-in media player, image slide show and document viewer. Built as a stand-alone Ajax application, it doesn't require sharing your credentials with a 3rd party web site or installing 3rd party software on your machine.