MyDefrag is a very fast and pretty advanced freeware disk defragmentater which runs on various scripts available and comes with several default scripts which run on the program, 10 to be exact as of version 4. A review of MyDefrag has also been published.
Download MyDefrag 4.3.1 (from Hard Disk Defragmenters)2.0 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XP | Free