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Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

PeaZip - free file and archive manager open RAR 7Z ACE PAQ TAR ZIP, extract, compress, split, encrypt, secure deletion

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Win with WinZip: the world

DotNetZip is an easy-to-use, FAST, FREE class library and toolset for manipulating zip files or folders. Zip and Unzip is easy: with DotNetZip, .NET applications written in VB, C# - any .NET language - can easily create, read, extract, or update zip...

Chilkat Software: Components for Zip Compression, Email, Encryption, S/MIME, XML, EML, MHT, FTP, SSL, SSH, SFTP, and Charset Conversion / ActiveX OCX VCL .NET COM DLL Assembly Class

Xceed home page has WPF, Silverlight, .NET and ActiveX controls, DataGrid and Zip for .NET information

Picozip is an easy to use Zip and UnZip utility that runs on all 32-bit Windows platforms such as Windows 95, 98, ME, NT4, 2000 and XP. It is extremely easy to use, yet contains many advanced features that helps you create or unzip Zip files, as well...

ALTools PC Utilities-zip/unzip,zip,ftp,movies, music, pictures, login manager, internet helper

Data security software from PKWARE secures data files at rest and in transit with passphrase or certificate-based encryption and cross-platform capability

Freeware downloads from Nonags, the largest and best free software site. Thousands of titles that are tested, rated, reviewed and safety approved. Free screensavers, utilities, anti-spyware, games, and much more, all free.

Blog about most useful software evaluation and testing, that helps you to make right decision.