To open a GZ file, find and locate an archive manager program that lets you open compressed files.
One popular example to open GZ files is BitZipper. Another popular archive manager program is winRar. You can also use these archive manager programs to open tar files, zip files, and any other compression archive files as well.
In addtition, the following ways can also help you to open GZ files on Windows and Mac.
Open GZ files in Microsoft Windows
If you use Microsoft Windows, you can try BitZipper 2010. BitZipper 2010 is an archive manager that lets you open .tar files, .gz files and just about every other popular compressed and encoded file format. It can create archives using most of these formats too, and it's also a fast and powerful backup tool.
BitZipper 2010 has a Wizard interface that makes it easy to use even if you have no experience of working with compressed files. For more experienced users there is a Classic interface, shown on the right.
Among other Windows archive managers that support the .tar and .gz formats, BitZipper 2010 is one of the few that can manage to open large website backup files. It can open archives several hundred megabytes or more in size and allow you to extract individual files without throwing up error messages, crashing or bringing the computer to a halt.
Open GZ files in Apple Mac OS X
If you use an Apple Mac computer then you can use Stuffit to open .gz files. Stuffit is one of the most long established Mac utilities. It gives you a complete set of tools for opening and creating the many and various types of compressed archive that you may come across on the Internet.
StuffIt can open .gz files and also Rar files, Zip files, Tar files and many more. It's Quick Look feature saves you time by letting you peek inside archives without opening them.
You can also use StuffIt to create archives in the most popular formats. This allows you to save space on your hard drive and make smaller files to send to your friends by compressing MP3s, PDFs, photos and other files with no loss of quality.