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.
Large archives like this can be split into multiple volumes (e.g., .7z.001 , .7z.002 ) for easier storage and transfer. DoggyHard.7z
To access the contents of , you will need extraction software: You can use 7-Zip on any computer, including
The format includes checksums to verify that the data inside has not been corrupted. How to Open and Extract DoggyHard.7z