Also there is unrar license restriction for some parts of the code They offer a high compression ratio and support encryption What is a 7z file
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This tutorial explains what is a 7z file extension
Also learn how to create and open.7z file in windows, mac, and online.
You can open.7z files on a mac without installing any special software On an android, iphone, or ipad, install izip from the app store or play store On a chromebook, use the files app to unpack 7z files. It supports several compression algorithms and is an open standard with an open modular architecture, allowing the addition of new compression algorithms.
7z file format is open and publicly available under gnu lesser general public license.
