That vast support for extracting a wide variety of file types is one of the many reasons why The. sit, gzip gz, tar, and many other file archive formats that you may encounter when downloading data from the internet or in emails. The Unarchiver can open zip archives as well as open RAR files on a Mac, zip CPGZ files, bz2 bzip.7-Zip supports 7z, zip, gzip, bzip2, tar, arj, cab, chm, cpio, deb, dmg, hfs and much more. It can unpack a multi-part RAR volume embedded in a ZIP archive, and gives a meaningful error message when attempting to unpack a 256-bit encrypted WinZip archive.Click the file and drop it on your desktop, or another file location. You will then see the contents of the zip file. On the menu that pops up, roll your mouse over Open with, then click Windows Explorer. In Windows 7, navigate to the zipped (compressed) file you want to Unzip, and right-click it.* For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 2-10 % better than the ratio provided by PKZip and WinZip. o Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, Z, CPIO, RPM, DEB and NSIS. * Supported formats: o Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR.
* High compression ratio in new 7z format with LZMA compression.