12Ghosts FTP

12Ghosts FTP helps you upload and manage files easily. You can transfer files to, from, and even between servers.

It has good response times, offers powerful features, and is easy-to-use for beginners as well as advanced users.
12Ghosts FTP supports active and passive connections for maximum firewall-friendliness, transfer of files between two remote servers (FXP), and multiple concurrent transfers, limited only by your connection bandwidth.