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. Features: * 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