: 7z (7-Zip Archive) . This is a modern, open-source container format used for high-ratio data compression.
To access the contents of , you must use a compatible third-party archiver, as most operating systems do not support the .7z extension natively: Windows : The official 7-Zip tool or PeaZip . macOS : Keka or The Unarchiver . 7mm.7z
Large 7z files can be split into volumes (e.g., .001 , .002 ) for easier transfer. : 7z (7-Zip Archive)