FileRunner

http://www.cd.chalmers.se/~hch/filerunner.html

FileRunner is a simple and efficient X11 file manager for Unix. It has built-in FTP support and is very configurable. It was created to ease you from the burden of typing thousands of ls, cd, mv, rm and cp in a day just to get your work done. The interface has been made as efficient as possible to be able to compete with the speed of command line usage.

List of nice features:

Knosciences uses an optimized .fr/config file for automatic application mime-type launch.