7-Zip

7-Zip is a file archiver with a high compression ratio. 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 most of other zip compatible programs. The main features of 7-Zip are:
  • High compression ratio in new 7z format with LZMA compression
  • Supported packing / unpacking formats: 7z, ZIP, GZIP, BZIP2 and TAR
  • Supported formats for unpacking only: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z.
  • Compression ratio for ZIP and GZIP formats: 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 74 languages
Homepage:
www.7-zip.org
Download:
http://downloads.sourceforge.net/sevenzip/7z465.exe (32-bit)
http://downloads.sourceforge.net/sevenzip/7z465.msi (32-bit)
http://downloads.sourceforge.net/sevenzip/7z465-x64.msi (x64)
http://downloads.sourceforge.net/sevenzip/7z465-ia64.msi (IA-64)

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