7-Zip 9.28 Alpha / 7-Zip 9.22 Beta / 7-Zip 9.20 latest

7-Zip is a file manager open source compression with compression ratio leading to the Microsoft Windows system. The second program operation mode and command line graphical interface, as well as tight integration with Windows context menu.
7-Zip is free software, developed by Igor Pavlov and distributed under the GNU LGPL.
Features:
• High compression ratio in new 7z format with LZMA compression mode • The supported formats: • Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR • Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, WIM, Z, CPIO, RPM, DEB and NSIS • The compression ratio is 2-10% better than the ZIP and GZIP formats than PKZip and WinZip • AES-256 encryption with strong 7z and ZIP formats • Support for creating self-extracting compressed file 7z • Integrated into the Windows context menu • The powerful file manager • Powerful command line version • Plugin for FAR Manager • Supports 74 languages
Changes in 9.28 Alpha:
• LZMA2 now is default compression method for .7 z format. • 7-Zip now can update WIM archives. • 7-Zip File Manager now can move files to archives. • 7-Zip File Manager now can calculate CRC-32, SHA-1 and SHA-256 checksums for files. • The TAR format for default encoding is UTF-8 now. You can use-MCP = 1 switch for OEM encoding. • Command line version: • new "rn" command to rename files in archive. • - new-sdel switch to delete files after gồm to archive. • - new-sns switch to store NTFS alternate streams (for WIM format only). • - new-SNI NT switch to store security information for files (for WIM format only). • Speed ​​optimizations for big opening and big disk folders archives. • DMG support was improved • Some bugs were fixed. • New localization: Aragonese. 

Download

7-Zip 9.20 Final (32-bit)
7-Zip 9.20 Final (64-bit)
7-Zip 9.22 Beta (32-bit)
7-Zip 9.22 Beta (64-bit)
7-Zip 9.28 Alpha (32-bit)
7-Zip 9.28 Alpha (64-bit)