Defraggler is a disk defragmenter that enables you to defragment
selected drives, and/or only selected files and folders. After initial
analysis, it displays a list of file fragments, as well as their
location on the disk map and allows you to choose the files to include
in the defragmentation process.Other features
include boot-time defrag, quick defrag, support for file and folder
exclusions, customizable drive map display and more.