Super Flexible File Synchronizer 

This software defines a new standard of file synchronization. It will allow you to update (for example), your laptop and PC, or a backup storage location. Multiple profiles, FTP, secure FTP, ZIP & encryption support and a Windows NT/2000/XP Service.
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WDiff32 

Side by side display of two text files, directories or ZIP archives. Useful to see the differences between two text files or two sets of files, where one or both sets can reside in a ZIP archive. Line editing functions available.
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Filzip 

Filzip is THE ultimate freeware archiver to handle about 15 archive formats for Windows. It supports full shell integration what means creating, extracting, testing and emailing archives with one click. It's really fast.
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Zip Express 

Zip Express allows you to search by zip code, city, county, state or area code. As you type in search criteria, potential matches are displayed Preferences may be chosen on what data is to be displayed. Copy data to the clipboard or print it.
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Xceed Zip for .NET 

Xceed Zip for .NET is a 100% managed data compression and all-purpose file manipulation class library for .NET. It provides flexible zip, unzip, streaming, self-extracting and an innovative and extensible filesystem object model.
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SFVManager 

Freeware batch checker/manager of SFV filesets, check, create, maintain, copy, move and zip support.
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