Repair and recovery utilities to help you recover crashed Windows NT/2000 systems, repair systems across a network, and supports all SCSI devices, including RAID. http://www.winternals.com/
Macintosh system and drive monitoring, diagnostic, troubleshooting and repair utilities. TechTool (basic, Pro, and Deluxe versions), Drive 10. http://www.micromat.com/
Data recovery software for restoring accidentally deleted files. Can recover files from deleted and formatted partitions or create disk images for deferred recovery. [Windows 9x/Me/NT/2000/XP/2003] http://www.handyrecovery.com
Restore deleted files, and folders on local and network drives. Software supports recovery from FAT, NTFS partitions and removable devices like Secure Digital, CompactFlash, SmartMedia, MemoryStick, Iomega ZIP and JAZ. http://www.active-undelete.com/
Stellar Phoenix is designed to analyze and recover data from hard disk drives that have been corrupted by a virus attack, accidental format, software malfunction, human error or even a sabotage. Also offers hard drive data recovery software tools, disk re http://www.stellarinfo.com/
Undelete utility that can recover deleted files and folders on FAT12, FAT16, FAT32 and NTFS systems. Support LBA mode for access to large hard drives. http://www.uneraser.com/
Free data recovery program that supports the FAT 12/16/32 and NTFS file systems. Finds partitions automatically, even if the boot sector or FAT has been erased or damaged (does not work with the NTFS file system). http://www.pcinspector.de/file_recovery/UK/welcome.htm
Data recovery services for all operating systems regardless of the state of the media. Military grade disk sanitisation software for PCs. http://www.hddrecovery.com.au
Network-wide disk defragmentation utility for all Windows platforms will optimize virtually every file on the system, including the Master File Table (MFT), all metadata, paging files, and directories. http://www.raxco.com/products/perfectdisk2k/