«

7-Zip is a freeware file archiver with the high compression ratio. The
program supports 7z, ZIP, CAB, RAR, ARJ, LZH, CHM, GZIP, BZIP2, Z, TAR, CPIO,
RPM and DEB formats. Compression ratio in the new 7z format is 30-50% better
than ratio in ZIP format.
http://sourceforge.net/project/showf...group_id=14481
Download links:
http://prdownloads.sourceforge.net/s...4.msi?download
for the beta and
http://prdownloads.sourceforge.net/s...4.exe?download
for the latest non-beta
Carlos