The most of the code is under the gnu lgpl license Find a detailed description of the.7z file format and links to suitable software. Also there is unrar license restriction for some parts of the code
What is a 7z file Learn how to open 7z files easily with the best software This tutorial explains what is a 7z file extension
How to open a 7z file What is a.7z file and how to open it Compatible with various operating systems including windows, macos, and linux Supports various compression methods such as lzma, lzma2, ppmd, bzip2, and more.
