text by wikipedia.org
Diskeeper, often abbreviated DK, is a disk defragmenter originally for the VAX series of mainframe computers and later released for Microsoft Windows. It is the flagship product of Diskeeper Corporation, (formerly Executive Software) of Burbank, California, founded on July 22, 1981.
The defragmenter program included with the Windows 2000, 2003, XP, and Vista operating systems is based on a basic version of a previous Diskeeper version
New Diskeeper 2008 with InvisiTasking™ technology maximizes peak performance in a way never before possible by eliminating file system performance problems IN REAL TIME as they occur.
Diskeeper 2008 Homeb>
Automatic defragmentation designed for home computing, to keep non-networked PCs healthy and running at top speed.
Diskeeper 2008 Professionalb>
Designed for the typical office PC user, Diskeeper 2007 Professional includes advanced protection against performance problems for PCs and Laptops.
Diskeeper 2008 Pro Premierb>
Specially designed for high-end systems and power users. Get an EXTRA performance boost above and beyond anything you have ever experienced before - even better than when your system was new!
Diskeeper 2008 Serverb>
Get maximum server speed, reliability, and performance. Designed from the ground up to provide real time file system performance for your servers.
Diskeeper 2008 EnterpriseServerb>
Provides maximum file system performance for high capacity, high traffic, 24/7, enterprise level servers with disk volumes containing millions of files including NAS, RAID, and SANS.
Diskeeper 2008 Administratorb>
Provides centralized defragmentation management, alerting, and reporting tools to empower System Administrators with easy network-wide control.Downloadb> @ Diskeeper.com[/url