7Zip
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7-Zip is a file archiver with the highest compression ratio. The program supports 7z (that implements LZMA compression algorithm), ZIP, CAB, ARJ, GZIP, BZIP2, TAR, CPIO, RPM and DEB formats. Compression ratio in the new 7z format is 30-50% better than ratio in ZIP format.
Usage
Add file/directory to the archive (or create a new one):
shell
7z a archive_name file_name
7z a archive_name file_name -p -mhe=on # Password Protect
Update existing files in the archive or add new ones:
shell
7z u archive_name file_name
List the content of an archive:
shell
7z l archive_name
Extract files:
shell
7z e archive_name # without using dir names
7z x archive_name # extract with full paths
7z x -ofolder_name archive_name # extract into folder
Check integrity of the archive:
shell
7z t archive_name