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 15.09 beta:
- The BUG in 9.21 - 15.09 was fixed: 7-Zip could ignore some parameters, specified for archive creation operation for gzip and bzip2 formats in "Add to archive" window and in command line version (-m switch).
- Some bugs were fixed.
Download: 7-Zip 15.10 Beta | 7-Zip 64-bit | 1.4 MB (Open Source)
Download: 7-Zip Theme Manager 2.1
View: 7-Zip Website