A popular commercial alternative that supports extraction.

A .7z file is a compressed archive created using 7-Zip , an open-source tool known for high compression ratios.

Open the archiver application and drag the .7z file directly into the interface, then click Extract .

You will need a third-party tool, as standard Windows "Compressed (zipped) Folder" tools often do not support .7z natively.

Right-click ger2g.7z , hover over the archiver name (e.g., "7-Zip"), and select Extract Here or Extract to "ger2g/" .

Another powerful open-source option for various formats.

This format often uses strong encryption; without the correct key, the data cannot be recovered. 4. Safety Precautions