My Book
Western Digital Corp. External desktop drives connect via USB/FireWire/eSATA, with most including backup software. New Mac Edition model boasts capacity of 1 TB and is pre-formatted for Mac use. Jan. 6, 2009

Backup Expert
AQUATRA. Password protected backups for Windows files, application data and settings. Jan. 5, 2009

morespace
Hammer Storage. USB connected drives are offered for Windows and Mac, now in both Portable (based on 2.5" drives) and External (based on 3.5" drives) flavors. Dec. 1, 2008

DFIncBackup Home
Gueranitchev A.A. Personal backup program for incremental backup of files to zip archives. Nov. 4, 2008

My Passport
Western Digital Corp. Portable and external USB drives with capacities of up to 320 GB. Studio drives now boast both FireWire 400 and FireWire 800 interfaces. Nov. 3, 2008

ABF Outlook Backup
ABF software, Inc.. Tool to backup Microsoft Outlook. Oct. 20, 2008

Compact Outlook Express Backup
AlmerSoft. Save Outlook Express message base, E-mail accounts, and signatures. Oct. 7, 2008

DAEMON Tools Lite
Disc Soft Ltd. Virtual DVD-ROM emulator based on a SCSI miniport driver. Sep. 9, 2008

SizeMeNow
Ketara Software. Explore and visualize disk space usage and folder sizes, identify unneeded files, schedule automatic report generation. Sep. 5, 2008

EasyEncrypt Disk Drive Upgrade Kit
CMS Products, Inc. Package provides the ability to transfer the existing contents of a laptop drive to an encrypted drive (included). The drives can then be swapped. Aug. 18, 2008

TravelDrive
Memorex Products, Inc. USB Flash and portable hard drives primarily for mobile users. Ultra line now to 500 GB. Aug. 8, 2008

ATG Speedster
Avalon Technology Group, Inc. 8 GB USB Flash drives ship in stainless steel encasements. Biometric version now available. Jul. 14, 2008

Spare Backup
Spare Backup, Inc. Online backup service targeted to home or small business deployments features automatic file selection and encryption. Soon to be offered in Corporate flavors. Jun. 26, 2008

MailStore Home
deepinvent Software GmbH. Store and backup E-mail from various applications and accounts. Jun. 23, 2008

Langmeier Backup
Langmeier Software. Tool that allows you to backup files and folders on your PC. Jun. 9, 2008

Cucku Backup
Cucku, Inc. Free local and remote backup to a friend or a second PC using Skype. Jun. 4, 2008