EF Duplicate Files Manager 

EF Duplicate Files Manager could find out duplicate files with same name, same size, same content on specify paths. Handle optional like folders the archive files. Multilingual. Shareware, FREE Updates.
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APBackup 

APBackup makes it easy to back up your data to virtually any type of storage media: hard or network drive, DVD, CD-R/W, FTP.
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avast! 4 Professional Edition 

avast! 4 Professional Edition is a complete antivirus software for your company. It scans for viruses, worms and Trojans. It contains all the features and much more. Incremental updates of virus database (twice a week) are small, fast and reliable.
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Zipbit 

Zipbit provide powerful tools for comfortable work with major popular archives and have multilingual interface with skin support. Includes Magic Crystal (small floating panel) for quick access to compression functions. Integrates in Windows Shell.
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SFV Checker 

SFV Checker uses CRC-32 technology to check each file and notifies you of any potentially bad, corrupt, incorrect size or missing files to save you hours of downloading only to find you have 1 file missing or the last file has a CRC checksum error.
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ZipZag 

Handles archives of most formats: Zip, 7Zip, Ace, Arc, Arj, Bin, Bz2, Bzip2, Cab, Cpio, Deb, Gca, Gzip, Hqx, Ice, Jar, Lha, Lzh, Ntx, Pak, Pk3, Rar, Rpm, Sqx, Tar, Taz, Tbz2, Tgz, Wad, War, Wba, Wmz, Wsz, Dxtheme, Iptheme, Logonxp, Obpack, and more.
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