Right-click the file and select 7-Zip > Open archive . This is the official free tool for this format.
For a technical or "machine-friendly" output that suppresses headers and footers, use the -ba and -slt switches: 7z l -ba 220810J.7z Use code with caution. Copied to clipboard 2. Using Graphical Software
A common alternative for extracting and viewing archives. 220810J.7z
Always ensure you download 7-Zip from the official site ( 7-zip.org ). Similar domains without the dash (like 7zip.com ) have been known to distribute malware. 7z list only filenames - Stack Overflow
If you see an error like "Can not open file as archive," the file header might be corrupted or encrypted. You may need a hex editor to inspect the Start and End Headers . Right-click the file and select 7-Zip > Open archive
Can be used to convert .7z archives into more widely compatible formats like .zip . 3. Troubleshooting Common Issues
You can interactively browse the contents using various archive managers: Copied to clipboard 2
Modern macOS versions can often open or preview .7z files natively, though more complex archives may require apps like The Unarchiver .