7-Zip
You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. But you can make a donation to support further development of 7-Zip.
The main features of 7-Zip
* High compression ratio in new 7z format with LZMA compression
* Supported formats:
o Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR
o Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, WIM, Z, CPIO, RPM, DEB and NSIS
* For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 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 69 languages
7-Zip works in Windows 98/ME/NT/2000/XP/Vista. There is a port of the command line version to Linux/Unix.
On 7-Zip's Source Forge Page you can find a forum, bug reports, and feature request systems.
7z is the new archive format, providing high compression ratio.
The main features of 7z format:
* Open architecture
* High compression ratio
* Strong AES-256 encryption
* Ability of using any compression, conversion or encryption method
* Supporting files with sizes up to 16000000000 GB
* Unicode file names
* Solid compressing
* Archive headers compressing
LZMA is default and general compression method of 7z format. The main features of LZMA method:
* High compression ratio
* Variable dictionary size (up to 4 GB)
* Compressing speed: about 1 MB/s on 2 GHz CPU
* Decompressing speed: about 10-20 MB/s on 2 GHz CPU
* Small memory requirements for decompressing (depend from dictionary size)
* Small code size for decompressing: about 5 KB
* Supporting multi-threading and P4's hyper-threading
The main features of 7-Zip
* High compression ratio in new 7z format with LZMA compression
* Supported formats:
o Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR
o Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, WIM, Z, CPIO, RPM, DEB and NSIS
* For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 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 69 languages
7-Zip works in Windows 98/ME/NT/2000/XP/Vista. There is a port of the command line version to Linux/Unix.
On 7-Zip's Source Forge Page you can find a forum, bug reports, and feature request systems.
7z is the new archive format, providing high compression ratio.
The main features of 7z format:
* Open architecture
* High compression ratio
* Strong AES-256 encryption
* Ability of using any compression, conversion or encryption method
* Supporting files with sizes up to 16000000000 GB
* Unicode file names
* Solid compressing
* Archive headers compressing
LZMA is default and general compression method of 7z format. The main features of LZMA method:
* High compression ratio
* Variable dictionary size (up to 4 GB)
* Compressing speed: about 1 MB/s on 2 GHz CPU
* Decompressing speed: about 10-20 MB/s on 2 GHz CPU
* Small memory requirements for decompressing (depend from dictionary size)
* Small code size for decompressing: about 5 KB
* Supporting multi-threading and P4's hyper-threading
Click here to download free 7-Zip All versions in 1 click
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