Additional information about GZ file format

File extension .GZ
File category ARCHIVE
Additional information about A compression format used by the GNU Zip extension file most versions of Unix and Linux
Additional information http://www.gzip.org/
Useful links http://www.winzip.com/gz-file.htm
File conversion Convert a file to GZ
Developer The GNU Project
Associated programs WinRAR 5 (Windows), 7-Zip (Windows), Zipeg (Windows, Mac)

 

Additional information about 7Z file format

File extension .7Z
File category ARCHIVE
Additional information about 7z supports various types of data compression, encryption, and pre-processing algorithms
Additional information https://en.wikipedia.org/wiki/7z
http://www.7-zip.org/
Useful links http://www.winzip.com/lan7z.htm
File conversion Convert a file to 7Z
Developer 7-Zip and Igor Pavlov
Associated programs WinZip, 7Zip,WinRAR