7-Zip 4.46 Alpha 1

7-Zip is a file archiver with a high compression ratio. The program supports 7z, ZIP, RAR, CAB, GZIP, BZIP2, and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. It also compresses to ZIP 2-10% better than PKZip and WinZip. It has an additional powerful command line version and FAR Manager support. The main features of 7-Zip:

• High compression ratio in new 7z format with LZMA compression
• 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 63 languages

What's new:
- New fast compression mode for Deflate method in Zip and GZip.
- New "Compress shared files" option in GUI and -ssw switch.
- Some bugs were fixed.
- New localization: Norwegian Nynorsk.
Home page


Download 828 KB

7-Zip 4.46 Beta

7-Zip is a file archiver with a high compression ratio. The program supports 7z, ZIP, RAR, CAB, GZIP, BZIP2, and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. It also compresses to ZIP 2-10% better than PKZip and WinZip. It has an additional powerful command line version and FAR Manager support. The main features of 7-Zip:

• High compression ratio in new 7z format with LZMA compression
• 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 63 languages

Version 4.46 beta 2007-05-25
--------------------------------------
- New fast compression mode for Deflate method in Zip and GZip.
- New "Compress shared files" option in GUI and -ssw switch.
- Some bugs were fixed.
- New localization: Norwegian Nynorsk.

Home page


Download 828 KB

7-Zip 4.59 Alpha 3

The main features of 7-Zip: High compression ratio in new 7z format with LZMA compression. 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. 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. Version 4.57 supports WinZip-compatible AES-256 encryption for .ZIP archives and 7-Zip can unpack MSI and WIM archives now. Also there are some speed optimizations.

Home page:http://www.7-zip.org/

Download: 7-Zip 4.59 Alpha 3 32-bit
Download: 7-Zip 4.59 Alpha 3 64-bit

7-Zip 4.59 Alpha 5

The main features of 7-Zip: High compression ratio in new 7z format with LZMA compression. 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. 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. Version 4.57 supports WinZip-compatible AES-256 encryption for .ZIP archives and 7-Zip can unpack MSI and WIM archives now. Also there are some speed optimizations.
Home page:7-Zip


Download: 7-Zip 4.59 Alpha 5 32-bit
Download: 7-Zip 4.59 Alpha 5 64-bit

7-Zip 9.06 Beta



7-Zip is a file archiver with a high compression ratio. The program supports 7z, ZIP, RAR, CAB, GZIP, BZIP2, and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. It also compresses to ZIP 2-10% better than PKZip and WinZip. It has an additional powerful command line version and FAR Manager support. Licence: Freeware.

Screenshot: 7-Zip
Official site

Download: 7-Zip 9.06 Beta (920 KB)

Download: 7-Zip 9.06 Beta x64 (1.22 MB)

7-Zip 9.08 Beta / 7-Zip 4.65 Final


7-Zip is a file archiver with a high compression ratio. The program supports 7z, ZIP, RAR, CAB, GZIP, BZIP2, and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. It also compresses to ZIP 2-10% better than PKZip and WinZip. It has an additional powerful command line version and FAR Manager support. Licence: Freeware.

Screenshot: 7-Zip
Official site

Download: 7-Zip 4.65 Final (918 KB)

Download: 7-Zip 4.65 Final x64 (1.17 MB)

Download: 7-Zip 9.08 Beta (858 KB)

Download: 7-Zip 9.08 Beta x64 (1.22 MB)

7-Zip 9.09 Beta / 7-Zip 4.65 Final


7-Zip is a file archiver with a high compression ratio. The program supports 7z, ZIP, RAR, CAB, GZIP, BZIP2, and TAR formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format. It also compresses to ZIP 2-10% better than PKZip and WinZip. It has an additional powerful command line version and FAR Manager support. Licence: Freeware.

Screenshot: 7-Zip
Official site

Download: 7-Zip 4.65 Final (918 KB)

Download: 7-Zip 4.65 Final x64 (1.17 MB)

Download: 7-Zip 9.09 Beta (858 KB)

Download: 7-Zip 9.09 Beta x64 (1.22 MB)