Disk Piecharter for Windows is a Graphical Disk Explorer that shows disk usage per file and per directory in a piechart. You can zoom in and out on piechart segments (directories). You can also delete files and directory trees with it. Then it immediately shows the effect on free diskspace.
zero-copy FREE Zero-copy project aims to develop in-kernel data path for supporting zero-copy file transmission between network and disk(disk-disk, disk-network, network-disk, network-network). Download
EZEEDisk FREE EZEEDisk is a GUI based integrated disk management utility covering most of the disk utilities. Download
DriveCopier FREE This is a simple java program that can copy contents of your removable disk(pendrive) to your hard disk as soon as the disk is inserted into the USB port. Download