7-Zip

7-Zip is open source software. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions. The main features of 7-Zip is :

• High compression ratio in new 7z format with LZMA compression
  
• Supported formats:

1. Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR

2. Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, WIM, Z, CPIO, RPM, DEB and NSIS

• For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 2-10 % better than the ratio provided by PKZip and WinZip
  
• Strong AES-256 encryption in 7z and ZIP formats
  
• Self-extracting capability for 7z format
  
• Integration with Windows Shell
  
• Powerful File Manager
  
• Powerful command line version
  
• Plugin for FAR Manager
  
• Localizations for 69 languages

7-Zip compresses to 7z format 30-70% better than to zip format. And 7-Zip compresses to zip format 2-10% better than most of other zip compatible programs.

[823KB]

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