Description of 7-Zip

7-Zip is a file archiver utility application with a high compression ratio to assist you extract compressed files and make your own compressed files in several different formats.

The main features of 7-Zip

High compression ratio in 7z format with LZMA and LZMA2 compression
Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM
Unpacking only: AR, ARJ, CAB, CHM, CPIO, CramFS, DMG, EXT, FAT, GPT, HFS, IHEX, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, QCOW2, RAR, RPM, SquashFS, UDF, UEFI, VDI, VHD, VMDK, WIM, XAR and Z.
For ZIP and GZIP formats, 7-Zip provides a compression ratio that’s 2-10 to make things 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 87 languages

7-Zip is free software with open source. The most of the code is under the GNU LGPL license.
Some parts of the code are under the BSD 3-clause License.
Also there’s unRAR license restriction for a few parts of the code. Read 7-Zip License information.
You can use 7-Zip on any computer, including a computer during a commercial organization.
You don’t got to register or buy 7-Zip.

Compression ratio results are very dependent upon the info used for the tests.
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.

Title : 7-Zip for Windows
File size : 1.19 MB
Requirements : Windows 2003,Windows 2000,Windows Vista,Windows 10,Windows 98,Windows 7,Windows 8,Windows XP
Language : English
Available languages : English,German,Spanish,French,Italian,Japanese,Chinese,Polish
License : Free

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