CrossFTP is a FTP and Amazon S3 client. CrossFTP Pro is a FTP client supporting SFTP, FXP, WebDav, iDisk, Amazon S3, Amazon Glacier and Google Storage. Its main features are multi-tabs, multi-threads, synchronization, scheduler, and much more.
A Graphical multi threaded web based FTP client with the familiar 2-Table user interface. It runs in your browser and can carry out multiple concurrent uploads and downloads with out the need to refresh.