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. 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.
Features:
- High compression ratio in 7z format with LZMA and LZMA2 compression
- Self-extracting capability for 7z format
- Integration with Windows Shell
- Supported formats: for
- Packing / unpacking: 7z, XZ, BZIP2, GZIP, TAR, ZIP and WIM and some other unpacking formats also
Varients:
In the form of p7zip, the command line version has been ported for use on Unix-like systems including Linux, FreeBSD, Mac OS X and AmigaOS 4. J7Z is a GUI front end for p7zip, which runs on Windows and Linux under Java SE. GUI front end for p7zip on the Mac OS X operating system named keka is also available.
Two command line versions are provided: 7z.exe, using external libraries; and a standalone executable 7za.exe containing built-in modules.
Supported Os: All windows versions
Price: Free
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