Easily manage file archives
7-Zip compresses to 7z format 30-70% better than ZIP format.
Comprehensive format support Supports common compression formats such as ZIP, RAR, TAR, and GZ and it's own 7z format.
Localization for 40 languages
Comprehensive localization allows you to use 7-Zip in your native language.

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What is 7-Zip?
7-Zip is an industry leading file archiver with a high compression ratio that is 50% more efficient than standard ZIP format. Use 7-Zip to pack and unpack a comprehensive list of supported compression formats.

Supported Features
Packing/unpacking: 7z, ZIP, GZIP, BZIP2 and TAR
Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, and more
Self-extracting capability for 7z format
Powerful File Manager
Powerful command line version
Supports WinZip-compatible AES-256 encryption
Can unpack MSI and WIM
Localization for 40 languages

Requirements
Windows 98/Me/NT/2000/XP/2003 Server/Vista
Command line version of 7-Zip can be used in Linux via Wine


About 7-Zip
7-Zip is open source software and is made freely availble for personal use. Source code and license information for 7-Zip can be found here:

7-Zip Project Page

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