7-Zip is an open source file archiver predominantly for the Microsoft Windows operating system. It operates either as a command line program or with a graphical user interface. It also features integration with the Windows shell environment. 7-Zip is free software, distributed under the GNU LGPL license.


  • 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 55 languages

Title:7-Zip 4.61 Beta
File size:912KB (933,861 bytes)
Requirements:Windows (All Versions)
License:Open Source
Date added:November 24, 2008
MD5 Checksum:3E6E364B78208747090D2958EEC16334

Change Log:

  • 7-Zip now supports LZMA compression for .ZIP archives.
  • Some bugs were fixed.
  • New localization: Sinhala.

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