The new version is remarkable archiver 7-Zip. A bug in the command line mode has been fixed, the -up3 parameter works properly.
This archiver has it's own format 7z. 7z has the highest ratio of compression it is an excellent match for archiving large amounts of information (for example, programs or games). Also supported formats: ZIP, CAB, RAR, ARJ, GZIP, BZIP2, TAR, CPIO, RPM and DEB. Quality of compression for ZIP compression formats is slightly higher than in others. The program has a simple interface and open source.
