7-Zip is an open source file archiver with the high compression ratio 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, developed by Igor Pavlov and distributed under the GNU LGPL license.

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:
Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR
Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS
- 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 65 languages

Changes in 7-Zip 4.53 Beta (August 27, 2007) for Windows:
- "Test" and "Info" buttons now work for open archives.
- The bug in 7-Zip 4.48 - 4.52 beta was fixed: 7-Zip could create .ZIP archives with broken files.
- Some bugs were fixed.

Homepage - http://www.7-zip.org/

Size: 838 KB

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