7-Zip 9.22 Beta (32-64 bit )

7-Zip is open source software. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions

The main features of 7-Zip

•     High compression ratio in 7z format with LZMA and LZMA2 compression
•     Supported formats:

1.         Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM
2.         Unpacking only: ARJ, CAB, CHM, CPIO, CramFS, DEB, DMG, FAT, HFS, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, RAR, RPM, SquashFS, UDF, VHD, WIM, XAR and Z.

•     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 79 languages

Download : 

1.7-Zip 9.22 Beta 86
2.7-Zip 9.22 Beta 64

source : www.7-zip.org