7-Zip is a file archiver with high compression ratio.
7-Zip is free software distributed under the GNU LGPL.

The main features of 7-Zip:
  • High compression ratio in new 7z format with LZMA compression
  • 7-Zip is free software distributed under the GNU LGPL
  • Supported formats: 7z, ZIP, CAB, RAR, ARJ, GZIP, BZIP2, Z, TAR, CPIO, RPM and DEB
  • For ZIP and GZIP formats 7-Zip provides compression ratio that is 2-10 % better than ratio provided by PKZip and WinZip
  • Self-extracting capability for 7z format
  • Integration with Windows Shell
  • Powerful File Manager
  • Powerful command line version
  • Plugin for FAR Manager
  • Localizations for 50 languages
Usually 7-Zip compresses to 7z format 30-70% better than to zip format. And 7-Zip compresses to zip format 2-10% better than other zip compatible programs. 7-Zip works in Windows 98/ME/NT/2000/XP. Command line version of 7-Zip can be used in Linux via Wine program.

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