Haf.7z

: It primarily uses the LZMA and LZMA2 algorithms, which are designed for high compression and speed.

You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip. HAF.7z

Since macOS and Windows do not always have native support for .7z files, you will need a third-party tool. : It primarily uses the LZMA and LZMA2