7-Zip is a open source file archiver with a high compression ratio. The program supports 7z, XZ, BZIP2, GZIP, TAR, ZIP, WIM, ARJ, CAB, CHM, CPIO, CramFS, DEB, DMG, FAT, HFS, ISO, LZH, LZMA, MBR, MSI, NSIS, NTFS, RAR, RPM, SquashFS, UDF, VHD, WIM, XAR, Z. Most of the source code is under the GNU LGPL license. The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions. Check license information here: 7-Zip license.
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.
The main features of 7-Zip are:
- High compression ratio in new 7z format with LZMA compression
- Compression ratio for ZIP and GZIP formats: 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 74 languages
What"s new after 7-Zip 9.32 Alpha:
- 7-Zip now can show icons for 7-Zip items in Explorer"s context menu.
- "Add to archive" dialog box:
- new options in "Path Mode"
- new option "Delete files after compression"
- new "NTFS" options for WIM and TAR formats:
- Store symbolic links
- Store hard links
- Store alternate data streams
- Store file security
- "Extract" dialog box:
- new optional field to set output folder name
- new option "Eliminate duplication of root folder"
- new option "Absolute pathnames" in "Path Mode".
- new option "Restore file security" (that works for WIM archives only)
- 7-Zip File Manager:
- new "File / Link" dialog box in to create symbolic links and hard links.
- Command line version:
- new -spd switch to Disable wildcard matching for file names
- new -spe switch to Eliminate duplication of root folder for extract archive command
- new -snh switch to store hard links as links (WIM and TAR formats only)
- new -snl switch to store symbolic links as links (WIM and TAR formats only)
- NSIS support was improved.
- The problem was fixed:
- The command "extract to *" with multiple archives could use same output folder, if archives are placed inside PE (EXE) file.
- The BUG of 9.31-9.32 was fixed:
- Command line version for test and extract commands returned the value 0 as exit code, if it couldn"t open archive.
- The BUG was fixed:
- 7-Zip could not create archives with anti-items for any archive type, except of 7z type
- Some bugs were fixed.
- New localization: Mongolian (script).
Download: 7-Zip 9.33 Alpha | 7-Zip 64-bit | 1.3 MB (Open Source)
Download: 7-Zip Theme Manager 2.1
View: 7-Zip Website | Announcement